M O D E L
5 2 4 ・L B O -5 2 4 L
L B O ‐
40 M H z
D U A L T lM E B A S E
D E L A Y E D S iW E E P O S C IL L O S C O P E
lN S T R U C T iO N
L E A D E R
M A N U A L
E L E C T R O N IC S
C O R P.
LBO ‐
5 2 4 ・L 8 0 ‐
52 卜
L
4 0 M H z D U A L T ,M E B A S E D E L A Y E D S W E E P O S C iL L O S C O P E
TA B LE O F CO N T EN TS
1 口 lN T R O D U C T 10 N
2 . S P E C iF iC A T 10 N
3 . N O T E S O N O P E R A T 10 N
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N o tes o n C o n n ettio n vvith a T ra n sl ess E q u ip m e n t ロロロ, コ. 白●●, ■●・コ` ロロと, = コ・ 4
3日
6
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D E S C R lP T 10 N O N P A N E L
G e n e ra t A p p ea ra n c e
D isp la y B lo c k
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H O w to U se a L o w ―
ca p ac ita nce /D irect P ro be r 〔ロロB ロロ・= J ・・・・・・・・・E = 口, 口【・13
5 .3 .l S p ec ificatio ns
5 .3 .2 0 p eratio n o f lo w ca p ac itan ce p ro b e
5 ,3 .3 A d iu stm e nt O f p ro b e
4 N o te o n D irect C o n nectio n a n d U se o f P ro b e . . t . . . . ・・・・・= ロロ・・・・ロロ・。と口。14
5。
5 .5 G ro u n d C o n n ectio n . 口. . . ・コロ・・・ロロコロ・・・B , ・・= 口・= ・・・= ヨロロロ` 白, ■0 ■■日■■■14
5 ,3
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S y n ch ro n izatio n to W avefo rm s 口. . . . . . . 口= B コ・コロロ, B コ・・・・・・・。・ロロロロコロ・= 口14
5 87 .l M o d e o f sy n c h ro n iz in g sw e e p
5ロ
フコ
2 S e lectio n o f sy n c h ro n iz in g sig n a l so u rce
5 .フ.3
C o u p tin g o f sy n c h ro n iz in g sig na ts
5 .7 .4
S e tectio n o f sy n c h ro n izatio n p o sitio n
5 87 .5
B T IM E sy n c h ro n izatio n
…
5 .8 C H 1 0 U T P U T . … … … … … … … 口… ・… … 口… … … ・… … … … … … … … … 18
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M easu re m e n t b y A sw ee p o n ty
M easu rem e nt b y B sw e e p (d e la y ed sw e e p )
2 μs/d iv t fo r b O th A a n d B [ L B O -5 2 4 L ]
0 n M ax im u m sw ee p ′0 日
２
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P h ase D iffe re nce b etw e e n T w o S ig na ls ロロ. . . . t ョ. ・コ白●●口, ●コロ・・B = 口・・・口〔ロロ
M casu re m e n t o f P h ase D iffe ren ce b y X ―
Y O p e ratio n , . . = = , ・口B ・・・= = … ・口…
1n ten sity Allo d u tatio n T e rm in a l (Z ax is ) . . . . 口. 3 ■, コ■, , コロロロ・・・・コロ・コ= 口B 口・
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6 口 M E A S U R E M E N T S B 口… … … … … … … … = … … 口… … … ・… ・… … … … … … … …
6 .l A C Pea k V o lta g e . … … … . … … … ・… ロコ… … … … ・… … … ・… … … … … …
7 , M A iN T E N A N C E C A L iB R A T 10 N B Y T H E U S E R S . … … … . … … … . … … Ⅲ… … 2 3
8 .2 .l
. … … … … … . … … … … … 口… … … ・… … …
５
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Lay Out of ad justers
A d iu stm e n ts o f M a in A d iu ste rs
３
２
8口
1.2
8 .2
３
２
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iN T E R N A L M A lN T E N A N C E C A L lB R A T 10 N B Y S P E C tA L iS T S . . … … … … …
8 .l L a y O u t o f M a in P a rts a n d A d iu ste rs . … … … … … 口… … … … … ・… … … … …
8 .1 .l
L a y O u t o f m a in p a rts
V e rtica l g a in
V e rtic a l D C b a la n c e
8 82 .3
A S T lG
8 .2 ,4
C a lib ra tio n o f tim e ax is
C O N N E C T 10 N
D lA G R A M
A N D S C H E M A T iC S . … 口… … = … … … ・… … … … …
６
２
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8 .2 .2
:N T R O D U C T 10 N
T h e L B O ,5 2 4 [L ] h ave a w id e ra n g e o f a p p licatio n
in p ro d u ctio n an d se rv ice areas fo r m e asu re m e n ts
a n d testin g s o f T V set′ V T R s a n d co m p u ter
‐
p erip h era l e q u tp m e n ts, sin ce th e T V sy n c h ro
―
n izatio n se p arato r′va riab le h o ld o ff a n d V A X iS
m a g n ifie r fu n ctio n s are p ro v id ed ,
T he L B O ,524 [L 1 0 scit10SCo p e is a p o rtab le one
w ith the fu nctio ns of 5 m V /d iv, (4 0 M H Z)′500
μV /d iv, (5 M H z }′m ax im u m sw eep raj o 20 ns/d iv.
(M A G x 10 )′and d etav ed sw ee p′eq u ip p ed w ith a
b ac k C R T w ith h ig h
6 -in c h recta n g u ta r m e ta t‐
b rig h tn essr in te rn a t g ratic u le a n d th e v e rtica l
se n sitiv ity m a g n ifie r.
2.
C R T D isp la y
T y pe
A cce le ratin g P o te n tia l
E ffectiv e d isp ta y a rea
B ea m R o tato r
G ratic u te lliu m in atio n
in te n sity M o d u ta tio n
l and 2 )
V ertica l A m p lifie rs (C H ‐
S e n sitiv ity
C a tib ratio n A c cu tt c y
Bandw idth (- 3 d B ′8 div.}
D C c o u p led
A C c o u p led
R ise T im e
tn p u t lm p ed a n c e
in p u t C o u p lin g
M ax irn u m in p u t
S ig n a t D e la y [ L B O -5 2 4 L ]
D isp ta y fⅥo d es
P o la rity in v e rt
1 0 u tp u t
C H‐
H o riz o n ta t A m p tifie r
S w e e p M eth o d
A S w ee p T im e
B S w e e p T im e
C a tib ratio n A cc u rac y
H o ld ―
o 甘 v a ria b le
D e la v T im e J itte r
S eftin g ac cu rac y o f d e ta y tim e
p o sitio n
M a g n ifie r
M a x . S w e e p T im e
S P E C iF iC A T 10 N S
1 5 0 rn rn R ecta n g u la r′in te rn a l‐
g ratic u le S ca le , A lu F lin iZed S c re e n
a n d F lat F a ce w ith i‖u rn in atio n ia nn p a n d P e rce n ta g e sc a le t
7 k V /2 k V re g u lated
8 x 10 d iv 。(l d iV . = 10 m m )
A d jusim ent on front panel
C o n tin u o u siv va ria b le
3 ta n k ed b y T T L L ev e i S ig n a l
5 m V /d iv , to 5 V /d iv . (a H b a n d w id th )′0 ,5 m V /d iv . to 2 m V /d iv `
- (5 M H z : M A G x 10 ) w ith Va ria b ie in 10 ste p s′1 2 5 se q u en ce ′
co n tin u o u sly variab le b etw ee n ste p s.
±3% {±5% : M A G x 10 )
D C to 4 0 M H Z
D C to 5 M H Z : M A G x 10 )
〔
10 H z to 40 M H z
9 ns (70 ns: M A G x 10 )
l M S と± 1 .5 % ′3 0 p F w ith in ± 5 p F (T o le ra n ce i vvith in ± 2 p F )
A C ′G N D ′D C
6 0 0 V tD C tt A C p ‐
p)
L ead in g ed g e d isp la v ed .
C H -1 ′C H -2 , C H O P , A L T ′A D D
C H -2 1N V E R T
A p p ro x . 0 ,l V /d iv . in t0 5 0 Ω (D C to 4 0 M H Z ′- 3 d B )
T rigg er sw ee p ′ A u to m atic trigg er sw ee p r C o n tin u o u sty d e la y ed
sw eeprand T rioger detay ed sw eep
2‐
5 seq uence 19 step s w ith co ntinuous
O .2 μs/divtt to O .2 s/d iv=′1‐
ad juster.
5 seq uence ll step sa
0 ,2 μs/div.t0 0 .5 m s/div`″1-2 ‐
±3 %
O n e sw e e p o r m o re
1 /10 ,0 0 0
±3 % a p p ro x .
10 j m es ±5 %
M ハG x 10 0 N )
20 ns/d iv. 〔
-
1-
S y n ch ro n izatio n
S ig n a l S o u rces
C o u p lin g
S io p e
S e n sitiv ity
T V Sy nchronization
X ‐
Y M o d e (X i C H -1 ′Y = C H ‐
2)
Sensitivk y
X ax is B andw idth
Y p h ase
X―
A LT , C H ‐
1 ′C H ‐
2 ′L iN E ′E X T ロ
‐
A C , H F R E 」′T V ,V ′T V ‐
H
十O r 一
B a n d w id th
lN T .
EX T :
NO RM
3 0 H z - 10 M H z
2 H z - 10 M H z
0 .5 d iv ロ
1 .5 d iv ,
0 .2 V p ―
p
O .6 V p ‐
p
A UT0
3 0 H z - 10 M H z
30 H z - 40 M H z
0 .5 d iv ロ
1 .5 d iv .
0日
2V p‐
p
O .6 V p ―
p
Extracts the synchronizing signal frOm cOm posite video signal
a n d p ro v id es sta b le sy n c h ro n izatio n t
a c co rd in g to p o ia rity o f v id eo sig n a ls,
S io p e sw itc h
is se lected
x ax is: 5 m V /d iv.to 5V /d ivロ
Y ax お: 5 m V /d " Bto 5V /d 市.
D C o r 10 H z to l M H z (_ 3 d B ′ref.8 d iv.)
L ess th a n 3
°
at 10 0 k H z
C a lib rato r
O u tp u t V o lね g e
F re q u en c y
O .5 V p ‐
p ±2 %
A p p ro x , l k H z ′sq u a re vwave
P O w er R e q u irem e n ts
L in e V o ita g e
Po w e r c O n su m p tio n
A C 10 0 ′12 0 ′2 0 0 , 2 2 0 , 2 4 0 V 5 0 /6 0 H z
50W
S ize a n d W e ig ht
16 0 (H ) x 2 9 0 (W ) x 3 7 5 (D ) rn m ′8 .5 k g
S u p p lied A ccesso ries
D irect/L o w ca p ac itanc e p ro b e L P -16 B X 〔ロロ. . . ロロ, , ロコ・・コ・・・〔2
B N C te rm in a t ad a p ter , . . . . 口= 口。・・口… ・… ・・・口= ・・t i コロ・・・・コ・2
T im e ta g fu se r … . … B … 口… . … , … ・中 〔… Ⅲ… 口… ・… 口… ロー ・1
ln stru ctio n m a n u a l . 口. . . . . 口ロロ, 口= 口・・・・, ロロ・= ・・ロロ・・, 口= ロロロ・ 1
0 p tio n a l A ccesso ries
P ro tective fro nt co ver
A ccesso ries p o u c h
-
2
-
３
3 .l
N O T E S O N O P E R A T 'O N
P o w er S o u rce RV o lta g e
fig u res sh o w n b e io w , N O te th e fu se ratin g an d
ty p e w h e n th e p o w e r v o lta g e is c h a n g ed .
A p p ty th e A C p o w e r o f a vo lta g e th at is w ith in
±10 % variatio n o f th e rated vo !ta g e as g iv en in th e
ta b le b e lo w , O p eratin g at a vo lta ge b e lo w 1 0 % o r
m o re va riatio n o f rated va lu e m a y resu lt in irn ―
p ro p er p erfo rm a n ce o f th e L B O ,5 2 4 [ L ] 口A v o lta g e
a p p lied m o re th an 10 % va riatio n o f th e rated
va lu e m a y d a m a g e th e p o w e r su p p ly c ircu itry .
T h e b u itt,in p o w e r tran sfo rrne r h as ta p s o f 10 0 a n d
1 2 0 V . F ive d iffere n t ty p es o f v o ita g e ratin g s ca n
b e se tected b y rew irin g th e ta p s as sh o vvn in th e
R atin g
v o lta g e
10 0 V
120 V
V o ita g e ra n g e
(±10 % )
命
MELAG
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9 0 ∼ 1 10 V
V 13 0 V
l 10 ′
220 V
180 ∼ 2 20 V
2 0 0 ∼ 24 0 V
24 0 V
2 20 ∼ 26 0 V
200V
F u se ratin g
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T e rrn in a l A rra n g e m e n t a n d W irin g D ia g ra m o f th e P o w e r T ra n sfo rm e r
0 p e ratio n in a H o t a n d H u m id P ia ce
T h e in stru rne n t is d esig n e d to o b e rate in a te rn p e r―
°
°
a tu re ra n g e o f O C to ±4 0 C a n d re lativ e h u nttd ity
ra n g e o f 10 to 9 0 % ョO p e ratio n in a seve re e n v iro n ‐
m e n t rn a y sh o rte n th e life o f th e in stru m e n t白
in p u t sig n a ts h ig h e r th an 6 0 0 V (A C p ,p + D C )′
a p p lie d to te rm in a ls , rYla y d a m a g e c irc u it c o rn ―
p o n e n ts口
T h e m a x im u m a 1lo M b le in p u t v o lta g e is:
V e
m に
i
M ax 6 0 0 V い C P p キD 0
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E x te rn a l sy n c h ro n izatio n
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16 B X ):
3 .3
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B u rn ―
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sSamamee aassttheheaabove
bove
b rig h t d o t o r trace ′o r w ith u n h ecessa rily ra ised
in te n sity ′its fio u re sce n t sc re en m a y b e d a m a g ed ロ
W h e n o b se rv in g w a vefo rm s ′th e refo re ′th e in te n sity
sh o u ld b e m a in ta in ed aモ th e nlin im u rn n e cessa ry
leve l口 if th e in stru m e n t is to b e left w ith th e p o w e r
o n fo r a lo n g p e rio d o f h o u rs′lo w e r th e in te n sity
a n d o b sc u re th e fo c u st
in ftu e n ce o f s tro n g M a g n etic F ie ld
O p e ratio n in a stro n g rrla g n etic fie ld w iH ca u se
d isto rtio n o r svvin g o f d isp la y w avefo rm s o r rn a k e
a n ex cessive d ec lin e o f traces w h e n th e in stru m e n t
is u se d n ea r a n e q u ip rrle n t o r tra n sfo rm e r o f ta rg e
p o w e r co n su m p tio n . T h e re fo re avo id to u se th e
in stru rrle n t n ea r su c h a m a g n etic fie ld so u rce コ
-
in te n sity o f C R T
3
-
3 .6
N o te s o n C o n n e ctio n w ith a T ra n s ‐
le ss E q u Sp ‐
m ent
o r th e lik e r th e in stru m e n t in th e sy ste m o r th e
d ev ic e to b e te ste d m a y b e d a m a g e d b y sh o rte d
c irc u it.
T h e safest 「le th o d o f m a k in g th e co n n ectio n is to
u se a n iso latio n tra n sfo rm e r o f l :l ratic as sh o w n
b e lo w .
T h e c h assis o f a tra n s―
less e q u ip m e n t m a y b e a p ―
p lie d w ith th e p rirn a ry p o w e r lin e v o lta g e . W h e n
th e o sc illo sc o p e is co n n ected w ith su c h a n e q u ip ―
m e n t, ca re m u st b e ta k e n fo r th e e lectric sh o c k
w h ic h is h aza rd o u s.
P a rtic u la rly w h e n th e sy ste m
is g ro u n d e d to
th e ea rth fo r th e m e asu re rn e n t o f C ―
M O S c irc u its
W h e n th e sy ste rn is tO b e g ro u n d ed , c O n n ect th e
ea rth iin e to th e g ro u n d te rrn in a l o f th e L B O ―
5 2 4 [L ] ロ
°
1 : 1
: [ 王王ヨ
￨IN
4コ
in
th is in stru c tio n
m a n u a l, n u m e ra is
[V ertical B lock 】
D E S C R :P T 10 N O N P A N E L
in
in d icate c o n tro l k n o b s , sw itc h es′a n d th e lik e コ
c irc le s
[S w ee p B lo c k ]
[D isp la y B lo c k ]
③ ① ①④
z in g B lo c k ]
一-
4
-
4 .l
(E)
G e n e ra l A p p eara n ce
[D isp la y B lo c k ]
H a n d c a r r le r
②ど
,F予
耐ypre弱
8縄瑞貫熱督札rat225°
in eac h sto p p e r w ith b o th h a n d s ′th e h a n d
ca rrie r 萌 ‖ b e u n io c k ed a n d ro tate fre e ly .
U p o n re lease th e h a n d ca rrie r w ili reve rt to
lo c k ed p o sitio n .
L e g s fo r v e rtica l v iw in g a n d A C co rd w in d in g :
T h ese a re le g s fo r ve rtica l v ievvin g a n d A C
c o rd w in d in g C O n v e n ie n c e .
T o sto re o r sh o rte n A C co rd w in d a ro u n d
ie g s.
conttdi
③ TlLLUM
O ad u st ratic u le
illu m in ad o n i C io c k w ise
i
g
ro tatio n in c reases b rig h tn ess.
ROTAT10N control:
③②
A d u st th e R O T A T 10 N sc re w
i
a sc rew d riv e rr W h e n
h o riz o n ta l.
①
ad iu ste r u sin g
th e tra ce lin e is n o t
F O C U S c o n tro l:
T o atta in rn a x irn u nn trace sh a rp n essロ
lN T E N co n tro l:
T O ad iu st th e o vera 1l b rig h tn ess o f th ё C R T
d isp la y . C lo c k w ise ro tatio n in c reases b rig h t―
n ess.
FUSE:
W h e n th e ca p is tu rn e d to th e c o u n te rc lo c k ―
w ise d irectio n w ith p lu s―
ty p e sc rew d riv e r′
th e fu se ca n b e re m o ved . N o te th e ty p e a n d
ra tin g o f th e fu se u se d .
e
② Grajc』
4 ,3
僅 ⑥
③ Pottrcordt
V e rtic a l B lo ck
onconttd
古
O ⅢCH」VettcttPo笥
D isp la y B lo ck
①
Pow er 二 O N / ェ O F F sw itch :
tC H -l o r
adjuster}′PU L L x 10 :
tt
se n sttv k y ttn e
A re th e v ertica l sensitiv ity fin e ad ju sters
ca p ab le o f c o ntin u o u sly atten u atin g fro m
each V O L T S /D iV ra n g e in d icatio n va lu e to
P u sh in to tu rn in stru m e n t p o w e r o n a n d o fft
btttmp:
②門
-
V A R IA B L E
5
-
ｋ
ｃ①
Ｏ
[V e rtica l B I
O
V O LT S /D iV (C H ‐
2 o r t t senゴ廿宙ty s輔 tc け
を
鴨端艦!ぴ
督
描路;端
盟程
se n sitiv ity o f th e Y ―
a x is.
CH -2 or 匝
□lN :
T h is is a n in p u t p lu g fo r u se w ith th e C H _2
ax is (v e rtic a l a x is )
V e rtiCa l a m p lifie r a n d Y ‐
a m p lifie r d u rin g X ―
Y O p e ra tio n .
A C‐
G N D ―
D C
(A ite rn atin g C u rre n t 一G ro u n d 一
D irect C urrent Sw itch }′C H -2 i
薔
縄
騨 附
1隅
ぷ 縫
鑑
d irect c u rre n t c o m p o n e n t is b io c k e d b y a
ca p a c ito r. T h e G N D p O sitio n g rO u n d s th e
i p
a m p lifie rs a n d O p e n s th e in p u t
tt ttin ]f tとァ
C A L O .5 V p ―
p (C a lib ratio n w a ve ):
S ig n a 1 0 u tp u t te rrn in a l fo r a m p litu d e a n d
F re q u e n c y is l k H z .
p ro b e c a lib ratio n i
a p p ro x .
￨
④
廷D
h
Si
謎 吊稲 ど 鑑 i 品
灘 甘 電群 ポ ぴ l 獣 牧 野
o p e ratio n , th e k n o b fu n ctio n s to c h a n g e th e
se n sitiv ity o f th e X ―
ax is.
p
p lu g fo r u se w ith th e C H -1
G ro u n d te rrn in a l
V A R lA B I E
に H -2 o r
C H -2
sens間宙ty ttn e
ｔ
ａ
-
ｉ
6
ｎ
ｅ
ｈ
Ｏ
-
ｅ ｅ
ｒ ｈ
ａ ｔ
10 i
2.
a b O V e fo r c H ‐
⑭
Ｗ
T h e sa m e as tte m
CH‐
1
２
，
Ｈ
Ｃ
adjuster】
′PU L L x
tt
D ete rm in es th e m o d e o f d isp la y ロ
C H‐
1;
O n ty th e in p u t sig n a r a p p lied to
d isp la y ed ,
C H ,2 ;
O n ty th e in p u t sig n a l a p p lie d to
d isp la y e d .
F o r d u a l‐
trace d is p la y ′w h e n C H O P is se tected ′
recta n g u la r w a v efO rrn O f a b o u t 2 5 0 k H z is
h ig h ‐
sp ee d sw itc h ed a n d d O tted ‐
lin e d is p la y e d
re g a rd less th e A T lM E (m a in sw e e p )コ
A L T (a lte rn ate d is p la y ) ,
F o r d u a 卜trace d is p la y , w h e n A L T is se lec te d ′
th e C H -l a n d C H -2 a re a lte rn a tiv e ty sw itc h ed
fo r ev e ry sw e e p o f th e A T lM E {m a in sw e e p ).
A D D 。(A d d itio n ) ,
T h e in p u t sig n a ls o f C H ‐
l and
a lg e b ra ic a lty ad d e d a n d d isp ta y ed i
CH‐
2 p o la rity in v e rsio n sw itc h
lN V .′su b tractio n is acco m p lish e d .
Y o p e ratio n .
a m p tifie r d u rin g X ―
O
V E RT M O D E:
C HO P (rap id sw itching disp layル
vertical am p tifier and X ‐
ax is thorizontalaxis)
(E) 土
ｏ
④ 日◆ⅣettcttposttonaduStmen3:
V O L T S /D iV に H 打 o r t t sen笥古宙ty stt tc け
or図lN:
① TCH打
h is is a n in u t
P °L ュ iN V , に H ‐
2 P 執 荊 ty h 確 高 O n
艦 需:
S et at 」
L (p u sh ‐
o u t) fo r n O rrna l o p eratiO n .
IN V 。(inversio n ) _ (p u sh _in )′th e p o larity
th e sig n a l a p p lied to C H ‐
2 w i1l be inverted .
W h e n th e k n o b is p u ‖e d ′th e se n sitiv ity is
m a g n ified b y a fac to r o f 10 . in th is case ′
n o ise s in c re ase a n d th e fre q u e n c y b a n d is
sq u e ezed to a b a n d vvid th o f 5 M H z ,
W h e n th e su p e r h ig h se n sitiv ity (5 0 0 μV /o iv .)
is n c t re q u ire d ′k ee p th e k n o b p u sh e d ‐
in B
①
工
Ａ
tess th a n 1 /2 .5 o f th e va lu e se lected ,
in v o ita g e rneasu re m e n ts′ th e V A R IA B L E
k n o b sh o u ld b e tu rn ed fu li c lo c kw ise to
′
th e C A L D ` 〕p o sitiO n .
は 5 V けp
C D
A C―
G N D ‐
D C (A lte rn atin g C u rre n t一G ro u n d ―
D irect C u rre n t S w itc h )′C H ‐
1:
A H O L D O F F (v ariab le k n o b ):
A d iu stS h O ld o ff (p au se ) tim e O f th e A T IM E
(m a in sw e e p )コ P au se d m e b eco m e s io n g er
w h en th e k n o b is tu rn ed to th e (3 1N C d irec ―
tio n ′ a n d th e b rig h tn ess o f th e d isp la y d e ‐
c reasest
Thesame asitem C) abOVeforCH-1.
4 .4
S y n ch ro n izin g B :o ck
N o rm a H y ′th e w h ite m a rk o f th e k n O b is set
at N O R M p o sitio n w h e re n O tc h ed at th e
m id d ie .
W h e n th e p u ise tra in is to b e sy n c h ro n iz ed
as sh o w n in th e fig u re b e lo w ′ th e k n o b is
tu rn ed to a n a p p ro p riate p o sitiO n w h e re th e
tS y nCh rOn izin g B lock ]
げ
紺次
謎舟
inど
∫
盟
艦貿
:督
品i3品p い
i企
縫も響結『
評
も
献L!ぷ盟
岳
紺e
S ig n a l su ch as p u ise tra in is in te rm itte n tly re p e ated .
/
/
／ん
工 S L O P E ュ + /一‐
′T V P O L , (sy n c h rO n izatio n
sio p e ′T V p 0 1a rity ):
W h en trigg ered sw e e p is re q u ired wvith a
p o sitiv e slo p e o f a w avefo rm o n th e sc reen r
￨￨￨
select (キ〕
, and w面th a negative sio pe, select
Y ou m ay
(一 ).
c o n v e n ie n t.
se le c t e ith e r o n e w h ic h
is
E
① 呂私論 と
ど
補輪踊 盟
謂 :5こ
A UTO :
①
S et th e k n o b to a co nven ient p o sitio n fo r
th e sta rtin g O f trigg e red sw e e p o f th e A
T lM E 〔
m ain sw eep ). in thiS Case′w hen the
settin g v a lu e is o u t o f c h a n g in g p o rtio n o f
th e o b se rvatio n w a vefo rm ′ th e sy n c h ro ‐
n iz atio n sw e e p sto p st
W h e n th e triOg e r m o d e is set to th e P U L L
N O R M p o sitio n ′th e vttvefo rm o n th e sc ree n
d isa p p ea rs, A t th e P U S H A U T O p O sitio n ′
th e trac e w ili flo w .
E X T . T R lG . lN P U ■
is th e in p u t tl r『
n in a l fo r ex te rn a i sy n c h ro ‐
n iza tio n sig n a ls. A s th e in p u t a m p lifie r is in
D C c o u p lin g′ th e D C c o m p o n e n t sh o u !d b e
e lim in atld b y a c a p ac ito r (a b o u t o .l μF )′
w h e n th e in p u t A C sig n a l is su p erp o sed o n
D C o f m o re th a n ±2 V コ F u rth e r, c a re m u st b e
ta k e n n o t to a p p ly a v o ita g e ex ceed in g th e
m a x im u tt a ‖o w a b lё in p u t v O lta g e ′ 6 0 0 V
(A C p ‐
p tt D C ).
SO U R C E :
S e lects th e sy n c h ro n izatio n sig n a i so u rc e as
fo H o w s:
A LT :
e x tracts th e v e rtic a l in p u t
A lte rn ativ e ty
f
端 維
艦
13 f t t t艦 どa 誤 譜 沓
漱
m u st b e set to A L T , W h e n th e V E R T M O D E
2 ′ o r A D D , sy n c h ro ―
is set to C H -1 , C H ‐
n iz atio n is av a ila b le b y settin g th e S O U R C E
to A L T . (F o r th e A D D ′th e sy n c h ro n iz atio n
2日
is m a d e w ith th e C H ‐
)
C H -1 :
A t the P R ES ET 〔
fu H counter‐
ctockw ise at
th e n o tc h ed p o sitio n )′th e L E V E L is p reset
at th e m id d te o f th e w a vefo rm .
l is ex tracted
T h e vさrtica l in p u t sig n a l o f C H ‐
fo r th e sy n c h ro n izatio n ロ
C H -2 :
-
7
-
○ 図 ◆ (Hottzontalpottjon tt ustm end :
T h e v ertica l in p u t sig n a l o f C H -2 is ex tracted
fo r th e sy n c h rO n izatio n ロ
L IN E trigg er (p o w e r sy n c h ro n izatio n ):
T h e p 9 W e r su p p ly sig n a t is u sed as th e
P a tte rn
m o v e s to th e rig h t w ith c io c k w ise
ro ta tio n a n d to th e le ft w ith c O u n te rc 10 c k w ise
ro ta tio n .
sy nc h ro n izatio n sig na l so u rce o f th e A /B
T IM E .
E X T ,T R lG 口(ex tern al sy n ch ro n izatio n ):
A s ttn e an d ro u g h ad iu sim e n ts a re ava ila b le
b y th e d u a l―
k n o b ′b y tu rn in g th e o u ter k n b b
(F lN E )′ fin e a d iu Stm e n t is p O ssib le w h e n
th e h o ttzo nta l m a g n ifie r (AllA G x 10 ) is u sed B
O n X‐
Y O p e ratio n ′ a d iu st th e h O riz o n ta l
ax is (C H -1 ) b y th is co n tro l.
p o sitio n o f th e X ―
is useギ to externa‖
y apply the synchro―
n iz atio n sig n a l.
C D
C O U P tt N G :
S e le cts c O u p lin g o f sy n c h ro n iz atio n sig n a l as
fo ilo Ⅵぉ:
A C:
ls se le cte d w h e n sy n c h ro n izatio n is to b e
m a d e wvith a n A C sig n a l o f 2 H z to 3 5 1M H z .
N o rm a ‖y , A C c o u p lin g is se le cted コ
H o wve v e r′ w h e n s y ttc h rO n iz atio n is to b e
①
M akes cO ntinuousty vattable ■ne adjustm ent
betw een ranges of the A T lM E (m ain sw eep }a
N o rm a lly ′tim e m e asu re m e n t に m a d e at th e
′
C A L [〕 p O sitio n w h e re th e k n O b is tu rn e d
fu H y c io c k w ise `
W h e n th e k n o b is p u lle d ′th e trac e is m a g n i―
fie d b y a facto r o f 1 0 tO th e h o riz o n ta l
d irectio n .
縛 3ぴ& ′
得
ま
孔
縄
る1 難 資牌猟」
p u 1le d to set to th e P U L L N O R hll p o sitio n .
H F R EJ:
F o r m e asu re m e n t o f a w a v efo rm o f less th a n
1 0 k H z , w h ic h in c tu d es n o ises a n d p a rasitic
o sc ilta tio n O f sig n a ,s h ig h e r th a n a b o u t 10 0
k H z r th is H F R E J is u sed to e lim in ate th e H F
c o m p o n e h ts to o b ta in a sta b le sy n c h ro ―
n iz atio n .
命
腱
艦 も紫
電
培
g灘
観′
転
梶艇淋品nt
g
品
ず
毬掲
搬耕
迅瞥僻濫品:猟督
橘
ピ
諦
鮮推8デ
甘
持
中
置
烏
腎盟盟:群甘
と
濫f:器陥 塩檻瑞株塩合珊:
f
E
執
品岩
訟
梶i絲1ま
歌
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瑞
ど
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;
品
冊
メ
品
the A T IM E /D iV . T he scale value ind icatin
「
Vpicturesignal:
}Synchseparationofコ
干
¥:伊
W h e n th e C O U P L iN G is set to o n e o f th ese
m o d es , sy n c h ro n izatio n is a va ila b le fro m
g
t
h
i
臥ΨtF「
品
督Siまtteど
8喚
括
￨キ
it苦
提
litt驚
〕
せ
;1
th e co m p o site p ictu re sig n a l o f T V /V T R to
g et a sta b le d isp la y , b ecau se th e sirn ila r
sy n c h se p aratio n c ircu it as in a T V set is
a c tiv e ,
4 .5
T lM E V A R IA B L E ′P U L L x 10 M A G ョ
:
① B ttME/DiV m agttned sweepl ttme axる
S w e e p B lo c k
y溜盟汁瑞!3鳥
解鞘滞S と
'拡笥ダ
[S w ee p B io c k l
B L E k n o b is n o t p ro v id ed fo r th e B T thllE .
C 〕 D E L A Y T IM E 1 0 ィo ta tto n d 湖 :
S ets th e sta rtin g p o in t 〔
d e la y tim e ) o f th e B
T lM E (d e ta y e d sw e e p ) a g a in st th e A T lM E
(m a in swve e p ),
D ig its l th ro u g h 1 0 d is p la y ed in a sm a H
w in d o w a b o ve th e d ia l a re p reca lib ra ted
co rres p o n d in g to th e d iv , sca le o n th e C R T ロ
S ca les O th ro u g h 9 9 o n th e d ia l face c o rre ‐
sp o n d to su b sca les fo r sin g ie d iv .′in a re latio n ‐
sh ip O f 1 0 = o 。
l d iv .
′
描 料 鷺 描 [鮒
Ω 后糾
艦 ど盤
瑠
c o n tin u o u siy cO rres p o n d tO th e d ia l′ b u t it
iu rn p S tO th e n e x t trigg ered p o in t.
① WAhm ah sw epl:
e n th e H O R IZ D iS P L A Y sw itch is set to
th is p O sitio n , t h e A T iM E (m a in sw ee p :
n o rm a l sw ee p ) is se lected .
-
8
-
①
lN T E N B Y B :
T h is sw itc h is u sed to
ST A R T 工/ュA FT E R D E LA Y /T R lG rD :
T h e A swve e p sta rts sw e e p in g in sy n c h ro ‐
n izatio n w ith tigg e r sig n a i su c h as o f th e in p u t
sig n a l. in th is case ′th e re a re tw O m e th O d s o f
sta rtin g th e B sw e e p , o n e is th e co n tin u o u s
d e la y ed sw e e p r a n d th e o th e r is trigg e r d e ‐
la v ed sw e e p .
N o rm a H y r th e c o n tin u o u s d e la y ed sw e e p is
u se d to m a k e a m a g n ified d isp ta y ′ w h e re
th e S T A R T b u tto n is p u lle d o u tr ite .′A F T E R
D E L A Y ′ a n d th e B sw e e p is sta rte d im ―
in te n sity ィn a rk th e
鮒枢嘱
梢綺
馴瑞E薔監
(m a g n ifie d sw e e p ) sw itc h ,
T IM E /D iV .
ぴ 理 と評 常 1借 淵 二珊 督 t景稽 点と 贈 8
is u se d ′th e p o rtio n to b e m a g n ifie d ca n b e
c o n tin u o u siy m o v ed a n d b e free ly setコ
T h e fig u res b e lo w
i‖u strate d th e a b o v ed esc rib ed .
C o n tin u o u s d e ta y ed sw e e p :
d t t ed 靴
称 結
A FT E R D E LA Y .
h
u
描 . 品 i鮒 ; t t se 侶ゴ 瑞 [
陀
品
淵
脚
ぴ
Å鑑 跳
°h e N t
t
M
ぃ
i
ettt苫
置
LttTttE:景
8tも増
瑞ぼ塩
謎i
辞私
in te n sity m o d u latio n p o rtio n
modけ
i
淵鮒札
灘辞岳
R借ぴ晋鮮欝騨晋
↓
一
DE L AY
鷲が電
毘P
楳:鮮:]だ
‖
in th e sc ree n w h e n
-
9
-
T IM E ′
、
h
l
吊l e i 乳1岩
‖
話
c!
:幡常
,を
島。く2
t:
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i骨を1老ど晶】, i ! ￨
む
sy n c h ro n izatio n is tO b e m a d e w ith a sp ec ia l p u ise
tra tn .
牌置
鮮
堵
」
i格品
淵諾
i乱
盤
紀品
品盟
d
&口
靴押が Υ器lG′
D topushettnpo村
jOn
′
穏
忘犠 鮮
督 譜 謎 静 ミ愚
弾
智
tin u o u siy m o ve ′ a n d a re p eatitiv e w ave fo rrn is
k e p t still w ith o u t c h a n g e .
淵
前
Ztti鮮播iド鷲n『
的
lh」
轡靴ず路β
(sp ec ia l d e la y ed rna g n ific atio n )t
①
A sw e e p
T h e sta rtin g p o in t o f th e in te n sity m o d u latio n
is sy n c h ro n iz ed w ith th e rise O r fa ‖ p o rtio n b y
tu rttin g th e ( D D E L A Y T lM E k n o b =
O
A IN T E N B Y B
T rigg e rin g O f th e B sw e e p is m a d e b y th e p u ise
ju st a fte r h e ld b y th e D E L A Y T lM E .
′
′
ヽ
ミ
/1
is a lso
『
／
sw e e p
い￨
／
A s th e B
1
ｌ、
r
′
11
Ｋ
ｒ ｒ
ｒ ｒ
① Bsweep
￨
b e in g trig9 e red b y th e
in put signal′jitter is decreased com p ared w ith
th e cO n tin u O u s d e ta y e d sw e e p =
4 .6
R ear P anel
0じ
TPU・
② TCH判
h e in u t si n
tu d e o f th e sc ree n is ava ila b le ぉ T h e C H -1
0 U ttP U T te rrn in a l w ill b e d e sc rib ed in sectiO n
6 .8 .
p
g a l a p p lied to th e C H -l is a lw a y s
ava ila b le o n th is B N C te rm in a l′v ia th e v e rtic a l
C H .l p rea m p lifie r a n d th e b u tte r a m p lifie r
o f th e o sc ilio sc o p e .
W ith th e 5 0 -o h m te rrn in atio n ′th e o u tp u t o f
a b o u t 10 0 m V p ―
p p e r a sin g ie d iv . in am p li‐
A対S iNPU■
○ Tて
h e in te n sit m o d u latio n si n a l
一- 1 0 -―
to b e a p p lie d
y
g
to th e d isp la y w av efo rrn is in p u t to th is
te rm in a l. T h is Z A X iS iN P U T te rm in a l w ill
b e d esc rib ed in d eta il in sectio n フ.14 .
５
Ｏ
．
tirn e ′ set th e sw itc h es a n d k n o b s a s
b e io wy′a n d tu rn o n th e p o w e r to d isp la y
lin e t
T h e sa m e settin g a n d th e p ro c ed u re as
ca n b e u sed to c h ec k if th e in stru m e n t
o p e rates.
ｒ
０
，
０
b a sic
d isp lay the calibration w aveform 〔
ｓ
ｎＬ
ＯＡ
Ａ
ｉ
ｔ Ｃ
ａ
d e sc rib es th e
め
T h is sectio n
B A S iC O P E R A T :O N S
V p‐
p ) o n th e o sc i1lo sc o p e .
5 ,l
H o w to D isp `a y T ra ce L in e
W h e n th e in stru rn e n t is to b e u sed fo r th e first
in itia l settin g s o f th e e le m e n ts:
④ ⑤ ⑥ ③③①
B a sic settin g
N a m e o f e le rTle n t
① ② ⑭
FUSE
(1 0 0 V ratin g 〕lA ′tim e ta g ty p e
P o w e r c o rd
A fte r th e in itia l settin g a re co m p lete ′
a p p ly th e p o w e r o f th e ratin g v o lta g e .
P O W E R J L /■ O N /O F F
P u sh o n th e p o w e r sw itc h ′afte r th e
in itia l settin g s.
lL L U M
F u ‖c io c k vvise 白
R O T A T 10 N ②
A d iu st if th e trac e lin e is n o t h o riz o n ta l=
FO C U S
′
S et th e w h ite p o in t at th e 1 2 o c io c k
d irectio n .
tN T E N
′
S et th e w h ite p o in t at th e 2 o c io c k
d irec tio n .
◆(CH-11
′
S et th e w h ite p o in t at th e 12 o c io c k
d irectio n .
①①①
V A R lA B L E {C H -1)
′
F u li c io c k w ise to C A L D p o sitio n
(n o tc h ed ).
P U L L x 10
P u sh in .
V O LT S /D iV
(C H -1 )
0 .l V /d iv 白
CH‐
1 lN
O p en
V A R IA B L E {C H ‐
2)
′
F u li c io c k w ise to C A L D p o sitio n
tnotched ).
① ④④②④④
P u sh in ,
P U L L x 10
V O L T S /D lV
(C H -2 )
0 .lV /d iv .
C o n n ect th e p ro b e L P ‐
16 A X (x l ).
CH‐
2 1N
AC‐
GN D―
DC
2)
(C H ‐
DC
C A L O .5 V p ‐
p
T o u c h th e p ro b e tip o f th e C H -2 in p u t.
CH‐
2 PO L ロ
工 Push o ut (N O R M }.
④④
CH-2)
◆〔
′
Set the w h ite p o int at the 12 o clock
d irec tio n .
V E RT M O D E
A LT
A C‐
GND‐
DC 〔
C H -1)
DC
一
-
1
1
―
in d ic ate d
th e trace
in d ic ated
c o rre ctly
②④
J L +
LEV E L
c lo c kw ise
S et th e wvh ite p o in t fu H c o u n te r―
to P R E S E T p o sitio n (n o tch ed ).
P U L L N O R M /P U S H A U T O
P u sh in (A U T O ).
A HO LDO FF
F u H co u n terc io c kw ise to N O R M p o sitio n
(n o tc h ed ).
E X T T R IG
O pen
lN P U T
SO U R C E
C H -2
C O U P L iN G
A C
や→ F IN E
S et b o th th e vvh ite p o ints o f th e ad iu Ste rs
′
o f th e d u a t‐
k n o b at th e 12 o c io c k
d irectio n ,
( )
T lM E V A R lA B L E
F u ii c lo c k w ise at C A L ′
D p o sitio n
(n o tc h ed ).
①①③
④ ① ③②③
S LO P E
P U L L x 10 M A G
P u sh in .
A T lM E /D iV
0 ,5 m s/d iv .
B T lM E /D iV
5 0 μs/d iv ョ
D E L A Y T IM E
、 ︱ ︱ 声 ︱ ノ
Ｂ
Ｂ
lN T E N
Ｙ
③①①④
A
H O R fZ
P u sh in ュ ∈弟 N T E N B Y B
D iS P L A Y
B
ST A R T
J L A FT E R D E LA Y
W avefo rm o f C H ‐
2
／
i
温: b
l捕
札
: 艦 iR t t δ 路 維 名輔 i薔 ; 盤
lig h ted sh o w in g th e p o w e r o n ′ in 10 sec o n d s
sq u a re w avefo rm a n d th e trace lin e a re d isp ta y ed
o n th e sc ree n as sh o w n in th e fig u re rig h t,
F u rth e r′ad iu St th e ①
F O C U S to g et a sh a rp e r
trac e ,in e . W h e n th e h o riz o n ta l trace lin e is n o t
/
T race lin e
o f C H -1
／
Z
ne昭
鮒e靴品 盟 ぴ盟絆1啓
ポ
:冊
u sin g a sc rew d r:v e r.
｀
‐
＼
＼
B sw e e p p O rtio n w ith in te n sity m o d u latio n
―- 12 -―
(2 ) A t X l
lM Ω
in p u t resista n ce :
:
2
5 0 p F o r less
in p u t ca p ac ita n ce
F re q u en c y ra n g e : D C - 5 M H z
G a in C h eck in g b y C alib ratio n W avefo rm
5 .2
T h e sig n a l ava ila b le fro m th e ② C A L is ca lib rated
as th e o n e w ith O .5 V p ‐
p ′sq u a re w ave ′an d ab o じt
l k H z in fre q u en c y . T h u s′it can be u sed n o t o n iy
fo r th e ca lib ratio n o f th e v e rtica l ax is g a in ′b u t a lso
fo r ro u g h ca lib ratio n o f th e tim e ax is.
A s sh o w n in th e a b o ve tab le o f th e in itia l settin g s′
w h en th e O ,5 V p ―
p sig n a l o f th e C A L te rm in a l is
5 .3 .2
a p p lied to th e O .lV /d iv . ra n g e u sin g th e x l p ro b e ′
th e v e rtic a l a m p litu d e o f 5 d iv . is d isp la y ed . T h e
C H -l is a lso a p p lie d w ith th e C A L sig n a l.
F u rth e r as th e sig n a l is sy rn rn e tric a l sq u a re w av e ‐
fo rm o f l k H z in fre q u e n c y ′th e u p p e r a n d lo w e r
flat l o rtiO n s o f th e sq u a re w a ve a re d isp ia y ed
5 m s /d iv = is
in ev e ry sin g le d iv isio n w h e n th e O コ
se te cted ロ
B y th e a b o v e d e sc rib ed o p e ratio n ′ th e c o rre ct
o p e ra tio n o f th e o sc illo sc o p e c a n b e c h ec k e d ,
5。
3
H ow
(1 )
(1 )
M easu rem e nt at X 10
T h e p ro b e ex h ib its h ig h resista n ce an d lo w
ca p ac ity at X 10 . H o w everr th e in p u t vo ト
ta g e is atte n u ated to 1/10 and ′th erefo re ′
th is m u st b e acco u nted fo r in vo ltag e
m e a su re m e n t と
M e a su re d
v o lta g e =
S e n sitiv ity
o f o sc i1lo ―
sco p e V /d iv X screen am p litu d e d iv X 10
A t X 1 0 r it is necessary to co rrect the p u ise
T o U se a L o w ‐
c a p ac ita n ce /D ire ct P ro b e
characteristic by ad justing the cap acito r in
16 B X P ro b e is a n e x tre m e ty vve ‖d esig n ed ′
T h e L P‐
‐
h
rfo
rrna n ce p ro b e e q u ip p ed w ith X l a ttd
h ig p e
X 1 0 sw itc h in g fu n ctio n s.
5 .3 .l
0 p eratio n o f lo w ca p ac itan ce p ro b e 白
T u rn th e k n o b an d g rip to th e re q u ired
p o sitio n to set th e a rro w to X l o r X 10 .
T h e k n o b an d g rip m a y b e tu rn ed in an y
d irectio n ,
th e p ro b e fo r fiat to p o f th e sq u a re w a ve
c a lib ratio n v o ita g e .
(2 ) M e asu re m e n t at X l
T h is p ro b e m a in ta in s h ig h se n sitiv ity in th e
X l p o sitio n so th at it rn a y b e u sed d irectly
vvith th e o sc ilio sc o p e . H o w e v e rr th e in p u t
ca p a c ity is la rg e a p p ro x 。2 5 0 p F ′an d it is
n ecl ssa ry to ta k e th is in to acco u n t w h e n
m a k in g m e asu re m e n ts.
(3 ) H o w tO u se th e stra ig h t tip
F o r th e u se o f stra ig h t,tip ′p lease d etac h
th e retra ctiv e h o o k tip as sh o w n in illu ―
stratio n .
T h e stra ig h t tip is ex tre m e ly co n v e n ie n t
w h e n te stin g p o in ts o n p rin ted c ircu it
b o a rd s.
S p ec ificatio n s
M a x irn u m in p u t v o ita g e :
2 5 0 V rm s o r 6 0 0 V D C
A t X 10
2
in p u t resista n ce :
1 0 的1ヽ
in p u t C a p ac ita n c e : 2 5 p F o r iess
C o rrectio n ra n g e : O sc i!io sco p e w ith in ‐
p u t ca p ac ita n ce 2 0
40p F
A tte n u atio n fa cto r: 1 /10 ±2 %
- 4 0 hllH z
F re q u e n c y ra n g e :
DC ―
X l , X 10 in d icatio n
R etractab le h o o k tip
＼Eatthcov旨 ＼
＼
E arth c lip
C a p ac ity co rrectiO n trim m e r
―-
13 -―
H 。。k c o v e r
S tra lg h t ttp
if y o u tu rn th e h o o k co v er cO u n te r‐
c lo c k w ise , th e h o o k co ve r w i‖c o m e o ff.
5。
3 .3
A d iu stm e n t o f p ro b e
T O a d iu st th e p ro b e r CO n n e ct as sh o w n b e ―
lo w a n d tu rn th e v a ria b le c a p ac ito r in
th e p ro b e co n n ecto r u sin g a sm a li sc rew
d riv e r′ to p ro v id e p ro p e r sq u a re w a v e
c o m p e n satio n .
F o r g ro u n d co n n ectio n ′u se th e sh o rtest p o ssib le
w ire a s d esc rib ed in S ectio n 5 .4 .
W h e n u sin g a p ro b e , c o n n e ct to a g ro u n d p o in t
c lo se to th e sig n a l so u rce ′ a n d u se th e p ro b e
g ro u n d w ire .
D u a l T race M e asu re m e n t
5口
6
O ver
5 ,4
N o te o n D irec t C o n n e ctio n a n d U se o f P ro b e
F o r sm a ‖ sig n a l rn e asu re m e n t o f a h ig h im p e d a n c e
sig n a l so u rce ′ a s m e a su re m e n t e rro r m a y b e
in tro d u ced b y th e n o ise s in d u ced to th e in p u t
ca b le a n d b y lh e in flu e n ce o f p a ra H e i ca p ac ita n c e ′
u se o f a le ad w ire sh o u ld b e avo id ed a n d a sh ie ld ed
w ire su c h a s c o ax ta l c ab le m u st b e u se d 口 T h e
le n g th O f th e sh ie td e d w ire sh o u ld b e as sh o rt a s
p o ssib le = F O r a h ig h im p ed a n ce c ircu it ′atte n tio n
sh o u ld b e p a id to th e lo ad e ffect in w h ic h th e su m
o f th e in p u t ca p a c ita n c e o f th e o sc iH o sc o p e a n d
th e d istrib u tio n ca p ac ita n ce o f th e sh ie ld ed w ire
in flu e n ce s th e sig n a t so u rc e . W h e n th e in flu e n c e
o f th e p a ra lie i ca p ac ita n ce o n th e sig n a l so u rce
is n o t n e g tecta b le ′ u se th e X 10 1o w ‐
ca p a c ity
p ro b e ,
T w O v e rtica l ax is in p u t c irc u its a re p ro v id e d in th is
in stru rrle n t, a n d th e w a vefo rm s O f th e tw o in p u t
sig n a ls a re a lte rn ate ly sh o w n o n th e sc re e n b y
m e a n s o f a n e lectro n ic swピ
itc h . H o wveve r′sin ce
th e re is o n ly o n e h o riz o n ta l sw e e p c irc u itr it is n o t
in
p o ssib le to h ave thlvo sy n C h ro n iz ed o r io c k ed ―
w avefo rm s o f tw o u n re lated ′ in d e p e n d e n t in p u t
sig n a ls sirn u ita n eo u sly o n th e sc ree n . T w o d if―
fe re n t m e th o d s a re av a H a b le fo r a lte rn ate ly sw itc h ―
in g o f tw o sig n a ls m a k in g u se o f th e e le ctro n ic
sw itc h i
5 .6 古
l
slo w e r th a n O ,5 m s/d iv ., so th at m e asu re ‐
・
m e n t is in co n ven ie nt. in su ch a case ′u s(
th e C H O P m o d e コ
5 ,6 ,2
N o te o n U se o f L o w ‐
ca p ac ita n ce P ro b e
T o av o id m a n v i‖effe cts b y d ireCt CO n n ectio n ′u se
a lo w ‐
ca p a c ita n ce p ro b e (X 10 ) as rn u c h as p o ssib le コ
W h e n th is p ro b e is u sed ′in p u t im p e d a n ce is 10 M S と
′
2 5 p F ′th u s rn a k in g it p o ssib le to red u ce th e lo ad in g
effects u p o n th e sig n a l so u rce to a g reat ex te n ta
H o w ev e r′w h e n th e p ro b e is u sed at X 10 ′千h e in p u t
sig nal is attenuated to 1/10 ′this m ust be taken
in to acc o u n t in a H m e asu re m e nts,
5。
5
A LT .
A L T ョ (A ite rn atio n ) se rv es to sh o w tw o
sig n a ls r C H -l a n d C H -2 ′a lte rn ate ly sw e e p
b y su le e p .
F tic k e r in c rease s a t a lo w sp eed sw e e p ′
5 .7
CHO P
C H O P p e rfo rm s sw itc h in g b e抑げ
ee n tw o
sig n a ls′ C H -l a n d C H ‐
2 ′ in h ig h sp eed
(a b o u t 2 5 0 k H z ) a n d d isp la y s th e tw o
w avefo rm s o n th e sc reen so th at b o th
w avefo rrns io o k c o n tin u o u st
T h is m o d e is rna in ly u sed fo r a sio w sp eed
sw e e p . W h e n it is u sed fo r a h ig h e r sp eed
sw e e p o f m o re th a n O ,5 m s/d iv コ
′th e ttace
m a y b e d isp ta y ed as a d o tted line .
S y n ch ro n izatio n to W avefo rm s
T h e m o st im p o rta nt facto r in o p eratin g th e o sc i1lo ‐
sco p e is to lo c k a n d d isp la y w avefo rrn s p ro p e rly
b efo re m e asu rin g th e m .
G ro u n d C o n n e ctio n
-
14 -一
(1 )
S y nc.sw ee p (N O R M )
① Pu11
S e te ctio n o f sy n c h ro ―
n iz atio n sig n a l so u rc ゃ
(S O U R C E )
ln te rn a l
CH‐
1
CH‐
1/‐
2 alternative
A LT
in te rn a l
C H‐
2
P o w e r s ig n a l
L lN E
E x te rn a l
EX T
ジ
②
ジ
knO b
/一ェ
②ニキ
④ knob
S e le c t io n o f sy n c h ro n iz in g sig n a l so u rc e
in te rn a l:
N o rm a H y ′ s y n c h ro n iz a tio n
is m a d e b y
・
苦
毬
じ
慎
樫
に
:】
整恐名
::‖
:
a辞活
ず
昭
S
C H -2 in p u tr it is set to C H -2 .
W h e n th e C H -l w a v efo rm is d is p la y e d b y
settin g th e
C H -1 ′ a n d th e sy n c h ro ―
T he
sy nchro nizatio n of the B T llW E {m ag nified sw eep )
is d escrib ed in sectio n 5 .7 .5 ,
B y a p p r6 p riate se tectio n s a n d ad iu Stm e nts o f th e
ab o ve m e n l 10 n ed co n tro l k n o b s a n d sw itc h e sr a
Sta b le w avefo rrn ca n b e d isp la y ed .
幣 』
灘 プ酬 冊
l 構 電予樹 胤 淵 母景
sig n a l to C H -2 , th e s y n c h ro n iz atio n is
av a ila b le . O f co u rse r th e C H -2 w av efo rm
Fo「m easurem ent of sim p le w aveform s, Set as
欝巷盟雛塁靴堤
w h ite p o in t o f th e A H O L D O F F a t th e 1 2 o ′
c to c k
d irectio n (N O R M ).
5 .7 .l
④
︱ ︱ ∼ ︱ ︱
sw e e p ).
お
(m a in
１
T lM E
十
A
5。
7 .2
①
∼
T o m a k e th e m o st u se o f th e sy n c h ro n iz in g ca p a ―
c ity o f th is in stru r le n t r a p ro p e r rn e th o d o f o p e r―
atio n is d e sc rib ed b e lo w ′ ta k in g w a v efo rm s as
a n ex a m p le t
T o o b ta in co rrect sy n c h ro n izatio n ′th e p ro ced u re
o f ite m s {1 ) th ro u g h (4 ) sh o w rl in th e ta b le a b o ve
m u st b e fo llo vve d . T h e ta b le sh o w s th e sy n c h ro ―
o f th e
︱
T im in g o f s y n c h ro n izatio n
(A H O とD O F F )
n iz atio n
︱
S lo p e o f w a vefo rm
(S L O P E )
Ｈ
V a ria b le o f sta rt
p o sitio n (とE V E L )
Ｖ
S e tectio n o f sy n c h ro ,
n izatio n p o sitio n
(L E V E L ′S L O P E ′a n d
HO LDO FF)
Ｊ
Ｅ
H ex tractlo n
TV ―
Ｒ
TV ―
V ex tractio n
Ｖ
Ｔ
H F e rim in atiO n
Ｖ
Ｔ
A C co u p lin g
Ｆ
Ｈ
C o u p lin g o f sy n c h ro ―
n iza tio n sig n a l
{C O U P L lN G )
(4 )
P u Sh
③
Ｃ
Ａ
(3 )
A uto sw ee p (A U T O )
ヽ
(2 )
M eth o d o f sy n c h ro ―
n iz atio n sw e e p
M o d e o f sy n c h ro n iz in g sw e e p
G e n e ra tly ′ fo r w a v efo rm s w h ic h h ave a
fre q u e n c y o f 5 0 H z o r m o re a n d a re n o t
c o m p tex ′u se A U T O sy n c h ro n izatio n 口 A t
A U T O sy n c h ro n izatio n ′th e sw e e p c irc u it is
a u to m a tica ‖y p lac ed in th e free ―
ru n state
w h e n th e afo re m e n tiO n e d trig g e r p u ise is
n o t p rO d u c ed a n d a h O riz O n ta l trac e is
ca n b e d isp la y ed b y settin g th e A L T /
C H O PJ
in a d u a l‐
trace A L T d isp ra y , sy n c h ro ―
n izatiQ n is aVa ila b le b y g ettin g th e sy n c h ro ‐
n izatio n sig n a l fro m e ith e r o n e o f C H -l an d
1-2 w h ic h a re a p p lied w ith sig n a ls h av in g
C卜
°
d j墳
・
r棚
整
灘
解
沖
t
だ
鞘
薔
syncdh縄
ronitzethoむ
ughthere,isnosynchro―
雑
瞥
典;路船協
鞘艦‖
tt B補
be used fo r observations of the rectifier/
filte r c irc u it, A lso ′ w h e n th e p o w e r fre ‐
q u e n c y is th e sa m e wvith th e v e rtic a l
sy n c h ro n izatio n fre q u e n c y ″ e .9 コ
′6 0 H z′
w ith a T V set O f p O w e r n o n ―
sy n c h ro ―
n iz atio n sy ste m ′th e L iN E sy n c h ro n izatio n
sig n a l c a n b e u se d tO d ete rrn in e if th e
o b se rvatio n sig n a l is o f s y n c h ro n iz atio n
p u lses o r o f th e p o w e r rip p le r b y o b se rv in g
sta b le o r fio w o f th e trac e d is p la y ロ
r tiVeof
:,1掃
y献ど
:R3sPi Asweeptirneset
品∬
詳
温
前
壁
私
甘
8it5 t智
補
る
柵
鑑∵
T o re m o v e w av e fo rrn s o n th e sc ree n w h e n
15 -一
T h e C H -l an d C H ,2 w a vefo rm s b e in g o b ―
se n le d a re in a sy n c h ro n iz ed re latio n sh ip ′
if th e fre q u e n c y o f th e b o th is th e sa m e ,
a sta b te s y n c h ro n izatio n is ava ila b ie b y
se lectin g o ith e r sig n a l a s th e sy n c h ro ‐
n izatio n sig n a l口 W h e n th e fre q u e n c ies a re
d iffe re n t′ b y se lectin g th e lo w e r o n e as
th e sy n c h ro n iz atio n sig n a l′ th e traces o f
th e b o th c h a n n e is vwili b e sta b le .
5 ,7 .3
T .V 」(V id e O ) c o m p o site w a ve fo rm s
in T .V . v id e o w av efo rm s ′ h O rizo n ta l an d
v e rtic a i s y n c h ro n iz in g c o m p o n e n ts a re
co m b in ed コ it is ′th e refo re , ve ry d iffic u it
to a p p ly sy n c h ro n izatio n to th e h o riz O n ta l
c o m p o n e n t o r v e rtica l co m p o n e n t白
in th is c ase ′ th e h o riz o n ta l a n d v e rtic a l
sy n c h ro n iz atio n sig n a ls a re a u to m a tic a ‖y
se p a rate d fro nl th e c o m p o site p ictu re
sig n a l′a n d th u s a sta b le sy n c h ro n izatio n is
av a ila b le . T h e T V ―
V sig n a l sy n c h ro n iz es
wvith th e v e rtic a l p u lses′ a n d th e T V ‐
H
sig n a i s y n c h ro n iz es w ith th e h o riz o n ta l
p u lse s.
―d e e n d in
S et th e S L O P E sw itc h to tt o r ―
p
g
O n p O ra rity o f v id eo c O m p o site sig n a lョ
C o u p lin g o f sy n c h ro n iz in g sig n a ls
E v e n w h e n th e sy n c h ro n iz in g sig n a l is
actu a tin g th e sy n c h ro n iz in g sw e e p c ircu it ′
it is p o ssib le tc h av e u n sta b le sy n c h ro ―
n iz atio n o f th e w av efo rm s b e in g o b se rv ed B
!n th is case ′se lec t th e C O U P L iN G sw itc h e s
as fo ‖o Ⅵ岱 so th at p ro p e r sy n c h ro n izatio n
is o b ta in e d .
5 .7 .4
S e lectio n o f sy n c h ro n izatio n p O sitio n
in a trig g e red sw e e p ty p e O sc i110 sco p e ′it is
possible to adjust the position or tirning of
N o rrm a l w a v efo rm o b se w atio n
S et sw itc h
at A C . A t th is p o in t′
②
th e sy n c h ro n iz in g sig n a l is c o n n ected to th e
sy n c h ro n iz in g swve e p c ircttit th ro u g h a
ca p ac ito r′ th u s e lim in atin g th e D C c o m ―
p o n e n t a n d p ro v id e s sta b le sy n c h ro n izatio n
o v e r th e w h o le b a n d vvid th o f 2 H z o r
h ig h e r.
A C c o u p lin g ta k es p lace w ith
sy n c h ro n iz atio n th at is n c t affected b y a
c h a n g e in th e D C c o m p o n e n t o f th e w av e ―
fo rrn s b e in g o b se N e d コ
sta rtin g O f th e w av efo rrn so th at sta b le
trig g e r (sta rtin g ) p u ises m a y b e o b ta in ed ロ
A d justm ent of starting (trigger) p ositio n
T o m o v e th e sy n c h ro n iz atio n p o sitio n to
e
:品晋督
:智ば8:轡 警品薔
∬怪影
品
b e lo w .
W a vefo rrn sig n a l su p e rp o sed w ith n o ise
W h e n sy n c h ro n iz atio n is u n sta b le ′th o u g h
th e sy n c h ro n iz atio n svve e p c irc u it is o p e r―
ST A R T
atin9′due to ttte Synchronization signal
Su p l rp O Se d w ith n o ise su c h as o f h ig h
fre q u e n c y ′th e H F R E 」 fu n ctiO n sh o u ld b e
se lected .
T h e sy n c h ro n iz atio n sig n a 1 9 o es th ro u g h
th e 10 w p ass filte r a n d th e u n n ec essa ry
h ig h fre q u e n c y c O m p O n e n ts h ig h e r th a n
1 0 0 k H z a re re m o ved , sO th at a sta b le
sy n c h ro n izatio n is ava ila b le .
―
LEV E L
→
if n o ise is p ro d u ced in th e u p p er p art o f
w avefo rm s d u e to ab n o rm al o scillatio n o r
th e lik e rjitterin g m a y o ccu r in the d isp lay t
―-
sta rtin g p O in t to th e sectio n h av in g n o
n o ise ′to p ro v id e stab le d isp la v .
16 -一
esp eciaいy w hen iittettng is taking p lace in
the fali p o rtio n′stable sy nchronization
f替
鞘
鮮掛
杵
艶
撤酬:鞘苫
a t a b o u t th e rn id d ie o f th e w a v efo rm .
器: 品 欄 謂 盤 甘旨輔 t:景!け 習n凛
tions to select the sio p e (rise or fa‖section 〕
一
S e le c tio n o f w a v e fo rm slo p e (S L O P E 十/ )
F o r e x a m p le r in c a se o f a sq u a re w a v e ′
O f th e sta rtin g (trigg e r) p o in t
sy n c h ro n iz in g sig n a t w a v efo rm .
―} Startin g at
〔
n e g ative slo p e
/
一
F 剖i sectio n w ith jitterin g { )
Stab le rise sectio n {+ 〕
(+ ) S ta rtin g at
p o sitiv e sio p e
O f th is
(in C O rre c t )
(C O rrect)
F o r c o rre ct d isp la y
o f th e trace , th e
sy n ch ro n iz atio n
sw ee p m u st b e trigg e re d
b y th ese p u ises.
in p u t sig n a t
W ro n g d iSp la y
￨
￨
11
11
￨】
T ttgg e rin g b Y u n re q u
p u tse s
ノ 中
S y n ch ro n izatio n sw ee p w a ve
o f th e o sc ilio sc o p e trigg e red
b y p u ise s o th e r th an re q u ired
sy n c h ro n izatio n p u ises
11
S y n ch ro n izatiO n sw e e p w ave
o f th e o sc i1lo sc o p e trigg e red
b y th e c o rrect sy n ch ro n izatio n
p u ises
―
―
い
古
恵
￨“
《
」
￨『
拠nδ鮒8弘oFF
:服梢『
knob.
一-
17 -一
C o rre Ct d iSp la y
S y n c h ro n izatio n fo r in terrn itte n t p u ise
tra in (A H O L D O F F )
F o r o bservatio n o f sig n a ls su c h as in te r―
rn itten tly re p eated p u ise tra in ′th e w ave ―
fo r『
n m a y n o t b e c o rrectly d isp la y ed
th o u g h th e w avefo r円1 10 0 k s sy n c h ro n ized .
5 .8
gfttettj縄
品灘FttCttbbtta描よ
th e tiヤ
n in g ′ th e trac e c a n b e d is p la y ed
p ro p e rly コ in th at th e p au se d u ratio n o f
th e sy n c h ro n iz atio n svve e p is rna d e v a ria b le ″
a n d trigg e rin g b y p u ises o th e r th a n th e
re q u ire d sy n c h ro n iz atio n p u ises is p re ‐
v e n te d .
5 .7 =5
B T th/1E sy n c h ro n iz atio n
N o rrn a lty , th e sw e e p o f th e B T IM E is
d riv e n im m e d iate ly afte r th e d e la y tim e
l■ S T A R T A F T E R D E L A Y ) set b y th e
D E L A Y T lM E d ia lr a n d m a g n ifie d
d おp la y is m a d e .
M a g n ificaj o n iitte r
in c re ases w h e n th e m a g n ific atio n ratio is
in c re ase d コ
T h u s th e re is a m e th o d fo r a p p ly in g sy n ‐
′
c h ro n iz atio n t _ T R lG D ) to th e in p u t
sig n a l′ w h ic h is c a 1le d th e T R IG G E R E D
d e la y ,
in th at, trigg e rin g o f th e B T lヽ
月E is su s―
柿
°笥
鮒
牝 ザW e も
踏
紆
帯解
描
a n d th e sy n c h ro n izatio n sw e e p is d riv e n
b y th e first p u ise o f th e trigg e rin g p u ises
a p p lied to th e B T lh/1E . T h e sig n a i so u rc e
a n d c o u p lin g fo r th e sy n c h ro n iz atio n sig n a l
o f th e B T IM E a re th e co nlr■o n w ith th at
o f th e A T lM E .
一-
CH‐
1 0 U T PU T
T h e in p u t sig nal a p p lied to C H ‐
l is a luねy s availab le
fro m th is B N C terrn ina l′th ro u g h th e p ream p lifier
r
o f th e o scillo sco p e s vertical ax is C H -l an d th e
b u ffer am p lifiera
O u tp u t im p ed ance i
50 Ω
O u tp u t vO ita g e :
a p p ro x . 10 0 m V p er l d iv .
am p litu d e (at th e 5 0 -Ω
term inatto n }
F re q u e n c y resp O n se i
(D C ) D C to 4 0 M H z ′- 3 d B
(A C ) 1 0 H z to 4 0 M H z ′
- 3 dB
B ec au se o f th e a b o v e sp ec ific atio n ′ th e o u t p u t
is p ro p o rtio n a l to th e a m p litu d e o n th e sc ree n i
F o r ex a m p le ′5 d iv . is:
5 d iv . x 10 0 m V p ―
p /d iv ` = 5 0 0 m V p ―
p
T h u s w h en a n a p p ro p riate vvav efo rnl is d isp la y ed
o n th e sc ree n ′ ro u g h iy a c o n sta n t o u tp u t is
ava ilab le . T h erefo re ′b y cO n n ectin g a fre q u e n c y
c o u n ter to th is te rrn in a l′fre q u e n c y m easu re m e n t is
ava ila b le in p a ra l e l w ith th e w avefo rrn o bservatio n ′
甘
鞘骨
せ
搬半
∫
i絆3靴椎p剤
む珊婚ithe
m ax im u m 500 μV p―
/d iv, of high sensitivity is
av a ila b le r so th at th e su p e r h ig h se n sitiv ity c o u n te r
ca n b e rea liz ed ロ
O n th e o n e h a n d ′ th e C H ‐
1 0 U T P U T te rrn in a l
ca n b e u se d as a h ig h se n sitiv ity a n d vvid e b a n d
a rn p lifie r.
18 -―
6日 M E A S U R EM E N T S
6 .l
A C P eak V 9 ,ta g e
W hen
6 .3
D C + A C P eak V o ita g e
′ ′
′
′
′
M a k e m e asu re m e n t u sin g th e ′
D C a n d th e ′
G N D イ
as in th e case o f th e m easu re m e n t o f D C v o tta g e ロ
it is d esired to d eterm in e o n ly th e A C
翠
兼 ア ぱ :ポ ロ
ff the range ind icated at the V O LT S /D iV is O .lV /
d iv .′th e v O ita g e o f th e sig n a l b e in g m e asu re d is
o b ta in ed as sh O w n b e lo Ⅵ
ca tc u late th e p ea k v o tta g e a s fo ‖o ぃぉ:
M easu re m e n t u sin g a lea d w ire
= V a iu e in d icated at
P ea k v o lta g e lX/p ‐
p)
ヽ
―
M easu re m e n t u sin g a X 1 0 p ro b e
P ea k v o ita g e lV p ‐
p ) = V a lu e in d icated at
V O LT t t V X am 前 仙徒 回 は
は
議
／
＼
ノ
論
＼
は
＼
仙帥
ノ
酎V X 岬
＼
V O 田
-
40 8V
―
+0 6V
_
t t1 4 V
―
H ow ever′the m agni" ers aCt as:
※
lii i]:::;8!1♀
￨:tl占
D C C o m p o n e n t ‐ 的 .6 V
A C C O m p O n e n t = 0 .4 V p ‐
p
6 .4
T irn e in te rva l M e asu re m e n t
T h e tirn e in te rva l T is c a lc u late d as fo H o vvs :
T im e T (sec ) と V a lu e in d icated at T lM E / D iV
X in te rva l o n th e sc ree n X R ec ip ro c a l o f
m a g n ific atio n o f th e rn a g n ifie r
T h e rec ip ro c a l o f m a g n ificatiO n o f th e rn a g n ifie r is
l w h e n n o t rn a g n ifie d a n d O 。
l w h e n m a g n ified .
T h e tirn e in te rva l T in th e fig u re is ca ic u late d
as fo ‖o Ⅵ応:
A s sh o w rl a b 6 ve r th e v o lta g e o f th e sig n a l b e in g
m e asu red is ca lc u lated as fo ‖o Ⅵぉ:
T lM E /D iV = 0 .5 (0 .5 m s/d iv.)
PU S H )
W hen th e m agh ifier is X l ′〔
T = OⅢ
5 m s/d iv.X 3 d ivⅢX l ‐1.5 m sec
W hen the m ag n ifier is X 10 〔
PU L L }
T = 0 .5 m s/d ivt X 3 d iv.X O .1 = 0 .15 m sec
if V O L T S / D iV = 0 .0 5 V /d iv 〔〔
settin g M A G o ff )′
Peak vo lta ge 、
何h en a lead w ire is co n nected d irectty
= 0 .0 5 V /d iv . X 4 d iv , = 0 .2 V p ‐
p
Peak vo ltage w hen using a X 10 p ro be = 0.05V /d ivロ
X 4 d iv 口X 10 = 2 V p ‐
p
嶋
．︲ ︰
学
ｉ
ｄ
３
Ｔ
19 -―
ヽ、
/
⋮旨︰
―-
／
ヽ
/
胡
誉 智 さ需ざ輝 R と桃 食 , 側 紺 ? ボ屯￨ : 3 in
O V a S et th e trace to a p o sitio n fo r easy m easu re ―
m e n t o n th e sc ree n . N ex t′set th e A C ‐
DC
GN D―
sw itc h at D C a n d read th e sh ift o f th e trace o n
th e sc reen .
ヽ、
/
ヽ
／
／
r名
嵩
縫
1
押
檻艦 鞘
6 .5
F re q u e n c y M e asu re m e n t
(2 )
1 0 tim es m a g n ificatto n to b o th sid esa
T h e tim e o f l p e rio d ′T r is m e asu red as g iv e n in
th e S ectio n 6 .4 a b o ve r a n d its rec ip ro c a l is th e
fre q u e n c y F .
F re q u e n c y F (H z ) =
P U L L th e ―
kno b
倫
V a lu e ittd icated at T IM E / D iV X interva l o f
l p erio d o n th e sc ree n X rec ip ro ca l o f
市a g n ificatio n o f th e rn a g n ifie r
For exam p le′in the r igure as show n below ,
T tM E /D iV : 0.5 m s/d iv.
M a g n ttie r (M A G ) :
X l
A s m e n tio n e d a b o v e ′ th e m a g n ifie r is u se d fo r
d eta ile d o b se rvatio n o f a p o rtio n o f a w a v efo rrn ロ
T h is is esp ec ia ‖y c o n v e n ie n t w h e n th e e n ia rg e m e n t
o f a p o rtio n o f a u a vefo rm ′aw a y fro rn its sy n c コ
sw ee p sta rtin g p o in t r is d esired J
T hen ′T = 0 .5 m s/d iva x 4 d iv.X l = 2 m sec
Fieq uency F {H z ) =
T {sec口
}
=
薪
= 500 H z
R ise T im e o f P u ise
ヽ
ヽ
／
(S te p l )
S LO P
M A G .
′
: 一 ― (P u sh )
: JL X l (Push }
ヽ
S
t
謎習が平
性
∫
程
札 [品
温[
品 穏靴鯖皆
ro tatio n .
LJ
に4宙
6 .6
6 .l
6口
(S te p 2 )
A lig n th e fiat p o rtio n s o f th e p u ise at th e O an d
1 0 0 sca les o f th e % g ratic u te ぃ
R ise T im e o f P u ise
M easu rem en t b y A sw ee p o n ly
W h en m easu rin g th e rise tirne o f a p u tse
h e F l:猟た
iS齢 緒 ぴ 早
よ
雄
欺全
m e asu rin g th e rise tirTle o f a p u ise r p ro p e r
u se o f th e rn a g n ifie r w ili b e d esc rib ed ,
(S te p 3 )
P lac e th e lead in g e d g e o f th e p u ise o n th e ce n te r
lin e o f th e sca le b y m e a n s o f th e h o riz o n ta l p o si‐
tio n in g k n o b .
{Step 4 )
M ake certain the M A G N lF lE R is set at X 10
P U L L ) calcu latio n of rise tim e
〔
T r= 〔
T lM E /D iV ran ge) X {H ottzontal interva!
o n th e sc ree n ′ d iv 。
) X
1 / 10 )
(1〕 Place the p o rtion being o bserved o n the
ce n te r o f th e sca le b y rn e a n s o f th e ‐ k n o b .
(M a g n ificatio n rate r
E x a m p le
T r = 2 μs/d ivコX 2,9 d iv口X 1/10 = 0.58 μs
6 .6コ
2
M easurem ent by B sw eep 〔
delay ed sw eep 〕
M a g n ificatio n o f a sm a ti p o rtio n is lirn ited
to a facto r o f 1 0 , w h e n o n ly th e a b o v e ―
m e n tio n ed M A G x 10 a n d th e A sw e e p a re
u Sed 白
H o w ve r′ b y u sin g th e B sw e e p ′rna g n ifi―
catio n is av a ila b le u p to th e li印lit O f th e
日
m agnitted jitter 10 ′
000 :l of the instrum ent
itse if.
―-
20 -―
(Ste p l }
A fter settin g k no bs a nd sw itc hes acco rd in g to
i
a the軒nal
,ぁ塔
hを
i3乳
胤温!′pJy 9
科品ぷ籍
野 腎 棋 l in g h ユ h e ①
既 輸 e h 絶簡 w m O d い
iatio n w av efo rm in d ic ate d b y th e (S te p 3 ) a b o ve
is e n ia rg ed a n d d isp la y ed o n th e sc ree n .
T r = 50 μs/d iv.X O .5 d iv.
= 2 5 μs
S
t
P
新
品
D
p
8
品
獣
ま
1
辞
t倉
。
合:
私
8:
じ
苫; 発
培
ぎ
o b se rv ed o n th e sc ree n . T h e n ′if n ecessa ry ′tu rn
th e C D L E V E L k n o b fro nl th e P R E S E T p o sitio n
to the clockw ise d irection and adjust to obtain
a sta b le 抑o v efo rm d isp la y ,
6口
6 .3
(S te p 3 )
P u sh in i th e ⑤ A lN T E N B Y 3 . T h e in te n sk y ―
m o d u latl d p o rtio n in d icates th e B sw e e p b y
d e la y ed sta rt. (H o w e ve r′th e fig u re b e lo wv sh o u 容
th e co n tin u o u s d e la y e d shlve e p b y seせtin g th e ①
S T A R T to JL A F T E R D E L A Y .)
0 n M ax im u m sw e e p ′0 .2 μs/d iv コ
′fo r b o th
A an d B [L B O ‐
5 24 L ]
T h e lim it is d isp la y ed u sin g th e M A G N l―
F lE R at th e X 10 p o sitio n , H e re ′th e rise
tim e o f th e L B O -5 24 L m u st a lso b e ta k en
in to co n sid eratio n t
あy価
朴
柵 鞠 輪∫
in the fig u re r
A T IM E /D iV = 0 .5 m s/d iv`
B T IM E /D iV ‐50 μs/d iv.
Ｌ
Ｌ﹁
￨
i
￨
l
l
o n izin c ttrigger) p o int
sy nch 「
B y th e sig n a l d e la y lin e o f th e ve rtica l ax is′th e w avefo rm
befo re sy nch ro n izatio n 〔
tri9ger〕is d isp lay ed
T a , R ise tim e o f th e L B O ‐
5 2 4 と■ 0 。
3 5 /4 0 M H z
O ,0 0 9 μs = 9 n s
T r, R ise tirn e o b served O n th e scree n
T r = 0 ,2 μs/d iv 口X l .4 d iv . X 1 / 10 = 2 8 n s
T i, T ru e rise tim e o f a p u ise b e ittg m easu red
」
卜
2而￨
熊亀
輪盟
艦路
T h u s′in th e a b o ve ex a m p le ′
L A Y T IM E .
= 1.2 5 m s
D elay tim e of B sw eep T D = 0 ・
5 m s/d iv.X 2 .5 d ivと
―-
2 1 -―
9 X lげ打2 = 2α5 ns
■ 封 T r2 _ T a 2 封 像8 x lげ9 平 ―〔
P h ase D iffe re n ce b e神w e e n T w o S ig n a ls
6 .7
6 ,8
T o m e asu re a p h ase d iffe re n ce b etw e e n tw o sig n a ls
o f th e sa m e fre q u e n c y ′ th e d u a l trace d is p la y
sy ste m c a n b e u tilized u p tO th e u p p e r lim it
fre q u e n c y o f th e a m p lifie r.
F irst′p O sitio n b o th sig n a ls o n th e ce n te r lin e o f th e
sca le r e ag t ju st 4 d iv 口
′as sh o w ll in th e fo ‖o w in g
fig u re b y m e a n s O f th e V A R lA B L E a n d h o riz o n ta l
p o sitio n in g k n o b s.
N ex t, set th e d ista n c e w h e re th e c e n te r O f th e
w av efo rm o f th e b a se c h a n n e l in te rsects w ith th e
c e n te r o f th e sca le to 8 d iv . h o riz o n ta ‖y ,
lf d iffic u ity is e n c o u n te red in p ro p e rly d isp la y in g
th e p h ase d iffe re n c e a s sh O w ln in th e fo H o vvin g
M easu rer le n t o f P h ase
O p e ratio n
T h e p h ase d iffe ren ce b etw e en tw o sig na ls o f th e
sa m e fre q u en c y c a n a lso b e m e asu red u sin g a
′
L issa jo u s fig u re b y X ―
Y o p e ratio n a
in th is case ′h o w ev e r′th e fre q u e n c y b a n d o f th e
X ‐
ax is is l M H z (- 3 d B ) th u s ca u sin g a p h ase
°
ffe
d i re n ce o f 3 o r less at 10 0 k H z b e tw e e n X a n d
Y 〔
=キ喜
nθ
胡
繰
1キ
=ゴ
θ
下
°
Piace the Lissajous′figure on the center tine of
th e sca le b o th h O riz O n ta H y a n d v e rtica H .
y
T h is X ―
Y O p e ratiO n ca n effectiv e ly b e u sed to d is‐
p la y th e in p u t a n d O u tp u t c h a racte ristic s O f a H
k in d s O f e lec tric c irc u its.
A iso ′tO m e asu re T V c 0 10 r h u e ′th e re is a m e th o d
o f d isp la y in g 10 co 10 rs O f th e g ated ra in b o w
p a t―
te rn b y X ―
Y O p e ratiO n (m a k in g u se o f a co 10 r b a r
p atte rn g e n e rato r su c h as L E A D E R M o d e l L C G ‐
3 9 1 }ロ
C H ,2
― P h ase d iffe re n c e
P h ase re latiO n sh ip s o f th e g ate d ra in b o w si n a l
g
T h e te n g ated ra in b o w sig n a is h av e th e
p h ase
re ta tiO n sh ip s a s sh O w n in th e fo ‖O vvin
g fig u re .
T h e cO 10 r tin t p atte rn (V E C T O R ) is O b ta in ed b
y
a p p ly in g th e B ,Y S lG N A L to th e X ‐
a x is a n d th e
R ,Y S iG N A L to th e Y ―
a x is.
F eed th e g a te d ra in b o w sig n a ls o b ta in e d frO rn th e
c o lo r b a r p a tte rn g e n e rato r to th e c0 10 r コ
「V set.
8付
Lた
6ず)J
A s sh o w n in th e a b o ve fig u re ′set l c y c ie ′3 6 0 °to
8 d iv . T h en ′
茄
論 =範
RED
A cco rd in g ly , th e p h ase d iffe re n c e in th e a b o v e
ex a m p le ca n b e c a tc u la te d as fo H O Ⅵぉ:
O RA N G E
H o riz o n ta t d ista n c e o n th e sc ree n : 0 ,7 d iv `
Y E L LO W
O RA N G E
°
P h ase d ifferen ce = 4 5 °/d iv J X O 。
7 d iv E = 3 1.5
H O R :Z .
B L A N K !N G
iN T E R V A L
キ
ヤ
︲
的
由 ］
は2 前 f
﹃ Ｆ ︲こ
H O R iZ .s Y N C
lN T E R V A L
T h en ′
= 4 ずM
≡劣ヤ
一一
︼白
．
“︵
︶ ︼Ｃ Ｏ
lf th e p o rtio n o f th e p h ase d iffe re n ce is m u c h
sm a ller′u se th e M A G N IF iE R at th e X 10 p o sitio n
in th e a b o ve settin g . A t th is tirn e ′3 6 0 ° is d is―
p la V ed in 8 d iv , X 10 .
Ｈ
ｓ
ｉ
ｕ
﹂
Ｂ
Ｎ
Ｅ
Ｅ
Ｒ
Ｇ
―-
2 2 -一
０
０
９
５
４
13 5
８
︲
/ 〃①
ｎｖ
C H -1 {B ase )
＼
酷
響
千鎌 旺 盟 鮮
欝 l 想
騨
標
d isp la y th e p h ase d iffe re n ce ョ A fte r th at′th is 1 8 0 °
sh o u ld b e ta k e n in to acc o u n t,
論
D iffe re n ce b y X =Y
T h e flo ra l p attern ro tates as th e T lN T o r H U E
k n o b o f th e T V set is tu rn ed . lf th e p attern
sp read s io n g in stead o f g eせtin g ro u n d ′ c o lo r
satu ratio n is resp o n sib le .
6 .9
1n te n sity M o d u latto n T e rm in a t (Z ax is)
in ten sity m o d u latio n can b e o b ta in ed w h e n a vo l‐
ta g e o f O V to + 5 V is a p p lied to th is terrn in a l in D C
co u p lin g u n d e r o rd in a ry intensity co n d itio n .
W hen a voitage of +2V to 十oV 【
by a intensity con―
V e c to r p a tte rn
tro l p o sitio n ) is a p p lied ″th e trace lin e o n th e C R T
W iti b e e rase d . W h e n a vo lta g e o f O V to キl V (b y
a in te n sity c o n tro l p O sitiO n ) is a p p lied ′th e trac e
lin e w i‖ b e in te n sifie d , T h at is ′th e in stru m e n t is
u Sed 10 e rase a ce rta in p a rt o f th e trace lin e o n th e
C R T o r to in te n sify a c e rta in p a rt o f th e trace lin e
in p a rtic u la rr
F O r m o re acc u rate m e asu re m e n t ′u se o f th e L V S ―
5 8 5 0 V ec to r S co p e is re co rn m e n d ed .
フ. M A lN T E N A N C E C A L iB R A T ,O N B Y T H E U S E R S
② R O T A T 10 N
T h e R O T A T iO N
(b eam
ro ta 8 o n ) G ) ad ju stm e n t
slrew p rovided on the front panelis used to adjust
a tilt O f th e h O rizo n ta l trace w h e n it is c au se d b y
th e te rrestria l m a g n e tisln .
C h ec k if th e tilt is
cau sed b y o th e r ex te rn a l rn a g n e tic fie rd so u rc e .
8 口 lN T E R N A L M A lN T E N A N C E C A L IB R A T 10 N
lt is h ig h ly
rec o m m e n d ed th at th e in te rn a l a d ―
justm ents descttbed in this section be m ad e by
′
th e s p ec ia lists su c h a s th e L E A D E R s se rv ice
e n g in ee rs.
B efo re m a k in g th e in te rn a l a d ju stm e n ts′ th e
p o w e r o f w ith in ±3 % o f th e ratin g v o ita g e sh o u ld
b e a p p lied ′an d a g in g o f a t least 3 0 rn in u tes rn u st
b e rn a d e t
P a rtic u la rty ′ th e B A L a d iu stm e n t w s m a d e co n ―
sid e rin g th e e n v iro n m e n t te m p e ratu re ′a n d th u s
it sh o u ld b e ca lib ra te d in a te m p e ratu re ra n g e o f
°
°
15 to 2 5 C ロ
BY So c K ET
丁-26 0 9
B Y S P E C iA L :S T S
T o o p e n th e co v e r′ u n sc rew th e u p p e r 5 sc reu 岱
a n d lo w e r 2 sc reⅥ岱.
D isc o n n ect A C p o w e r c o rd fro m th e lin e s
W A R N IN G : A F T E R
T U R N lN G
8日
l
8 .1 .l
L a y o u ts o f M a in P arts an d A d iu ste rs
L a y o u t o f m ain p a ris (T o p v iew )
R T RA N SFO R M E R
PO W E R & C R T PC ―
BO A R D
T 2 50 3
V A M P P c _8 0 A R D
千2 5 54
V M O D E PC ‐
80 A R D
T セ50 4
C H l′C H _2
A C /G N D /D C P C -8 0 A R D
子2 5 14
O FF
T H E
P O W E R ′V O L T A G E S O F - 2 k V /+ 5
k V S T IL L R E M A lN S iN T E R N A L L Y 〔
W A IT 5 T 0 10 M iN U T E S t
H M O D E P C -3 0 A R D
T‐
2 50 7
T R IG P C ―
BO A R D
子2 50 5
lL L U M P C !B O A R D
千2 50 6
1.2
8。
La y out of ad iuSters
T -2502 T R lG SW E EP & H PC -80 A R D {C om pOnents side view )
W iD T H
V R 6
V R l
PR ES ET
V R 7
SLO PE BA L
VR 8
T R IG L E V E L
B T 'M E
V R 4
M A G CENT ER
V R 5
T -250 3 PO W E R & C R T P C ―
B O A R D {C O m p onents sid e view )
iN T E N
V R 々
A S T !G
V R 4
V R 2
HV A D」
T -2 5 5 4 V A M P P C ―B O A R D (C o m p O n e n ts sid e v ie w )
◇C ENT ER
↓R 10 5
X
G
V
、
Y
A lN
R 7
V R 5
、
◆CENTER
景ど毛 A lN
V R 10 L
VR l
VR 2
C H -1
,
A C G A ,N
―- 2 4 -一
定収iそ[
V R 10 2
9 合粘 6
V R 6
1
CH‐
G A IN
CH‐
2
D C BA L
V R 10 3
V R 3
1
CH‐
D C BA L
8,2 A diustm ents of M ain A djusters
A d iu stm e n t m e th O d w h ic h re q u ires n O sp ec ia l
m easu re m e n t in stru m e n ts w i1l b e d esc rib e d b e lo w コ
F o r fu ll‐
scale adju stm ent′use of the LO C ‐
700 5
0 scillo sco p e C alibrato r is reco m m ended .
V erticalgain (T -2 5 54 ) V R 6 ′V R 106
T he て
み C H l G A IN a n d c ) C H 2 G A lN
fO r b O th th e c h a n n e is sh o u ld b e ca lib rate d
vvith th e sa m e ra n g e .
P a rtic u la rly ′ fo r
dua卜trace
o p eration r the
8.2.3
R e p eat th e ab o ve p ro ced u re 2 to 3
tirnes u ntil th e trace lin es d o n o モ
CttA ST IG (T -2503 )
is
W h e n a sh a rp trac e o f u la v efo rm
available by the ad jusim ent of the
F O C U S k n o b a lo n e o n th e fro n t p a n e l′
a d iu St th e A S T lG sc re w .
adjustm ents
T h e A S T IG
c o n d itio n ca n b e d ete rm in ed
w hen the focus お m ade dull. A d just the
(E xam p le〕
Set both the channeis in O.l V /D iV ′D C ′
A S T lG to m a k e th e trace d u ‖ to a li th e
d irectio n s e q u a H y , w h e n it is n ecessa ry .
‐
B y th e n atu re o f a C R l u se d , d is p la y im a g e
o n c irc u m fe re n c e o f th e C R T b eco m e s d u ‖
a lw a y s.
a n d th e V A R IA B L E to C A L ′
D p O sitio n ′
a n d a p p ly recta n g u la r w a v efb rrn o f O .5
V p‐
trac e
p to th e ir in p u t te rm in a ts fo r d u a l―
o p e ratio n .
T h e n a d ju st t h e c tt C H -l G A lN a n d (秒 C H ‐
2 G A IN to g et th e sa rne a m p litu d e o f 5 d iv .
eac h fo r b o th th e d isp la y w av efo rm s.
V e rtica l D C b a la n ce (T ‐
2 5 5 4 ) V R 3 , V R 10 3
(8 )
m o ve.
sh o u ld b e m a d e 前 th n o se n sitiv ity d if―
fe re n c e b etw e e n th e c h a n n e lsi
8 ,2 ,2
R esto re th e m O ved trace lin es to th e
Stin g tいe c tt D C B A L
V
R
↓苫13
3
」
l
‖
;
ｔ
ｏ
①
ｎ
3.2 .l
(7 )
A vo id use of a sp oモfo r the adjustm ent,
o th e rw ise th e fiu o resc e n t
th e sc ree n rn a y b e b u rn t,
8と
2.4
m a te ria l o n
C alibration of tirne axis 〔
T -250 2 )
A n o sc iH ato r h av in g th e fre q u e n c y a c ―
cu rac y o f 1 0/O o r b ette r in c o m b in atio n
w ith a fre q u e n c y c o u n te r is u se d to o b ta in
th e c a lib ratio n sig n a lsi
W
G
m
V
D
D
h ile th e A C /G N D / D C sw itc h is set to
N D ′ if th e v ertica l p o sitio n u n u su arty
o ves′e .g .′as m u ch as l d iv 口
, w h e n th e V
A R IA B L E k n o b is tu rn ed o r th e V O L T S /
iV sw itch is sw itc h ed ′ad iu st th e ② c H -2
C B A L (V R 3 ′V R 10 3 ).
(1 ) P u li th e ⑭ C H -l V A R a n d O
C H -2
V A R k n o b s to m a ke th em in th e
m a g n ific atio n o f X 1 0 ,
２
A C /G N D /D C
S e t b O th th e
O
V O LT S/D iV
Ｔ
CD
３
S et b o th th e c )
sw itc h es to G N D .
①
f
４
sw itch es to 5 m V /d iv = ra n g e .
10 0 H z
T u rn b o th th e ⑭ O
V A R IA B L E
k n o bs fu ‖c o u n ter‐
c lo c k w ise .
５
側岩
ぎ
鮮格
出:p 鯰ま
1緒鼎縦
2 kHz
0 .5 m s
200 H z
5 kHz
2 m s
O。
500 H z
10 k H z
O .l m s
打k H z
20 k H z
5 0 μs
rn id d le o f th e sc ree n h e ig ht.
(6 )
T u rn th e c ) ①
fu H c io c k w ise ,
V A R IA B L E k n o b s
B e co m e s d u ‖to th e
ve rtic al d irectiO n
T he A T lw E is adiuSted by the ② V R 3 ′
and the B T lM E is adjusted by lhe C V R 4ロ
B eco m es d u H tO a ‖
th e d irectiO n s
G oOd }
〔
―- 2 5 -一
B eco m e s d u H to th e
h o rizO n tal d irec tio n
9.
C O N N E C T ,O N D :A G R A M A N D S C H E M A T iC S
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θ
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一＞ ∞ 十１
一＞ ０ キ
﹀Ｚ＜ヨ０ ﹂ＯＩ０
一
一本
＞ｏｏ一
一
■
唖埋ン鎖コ食洋と
1響帥
ヒ Ｏ 卜 ０ 口之 Ｚ ０ ０ Ｉ Ｚ
に ０ 一０ 口ＺＺ ０ ０ ０ ＞
に ０ 卜 ０ ︺Ｚ Ｚ ０ ０ り
に Ｏ ｒＯ 口 Ｚ を ０ ０ こ Ｘ
O ⑤②③
―- 2 6 -一
( 2/ 。)
暗
既
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一
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―- 27 -―
弓
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―- 3 0 -一
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￨
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◇
F RO M 1 250 2A ic ,2 (3/9 1
L E A D E R
E L E C T R O N iC S
C O R P .
2 -6 -3 3 T S U N A S H IM A ―H lG A S H l, K O H O K U ―K U ,
Y O K O H A M A ・」A P A N .
P H O N E : t0 4 5 〕5 4 1 - 2 1 2 1
L E A D E R
T E L E X :」4 フ7 8 0 J P L E A D E R
IN S T R U M E N T S
A V E N U E , H A U P P A U G E , N .Y . 1 1 7 8 8
P H O N E : 〔
5 1 6 ' 2 3 1 -6 9 0 0
H A U P
T E L E X : 5 1 0 - 2 2 フー9 6 6 9 L E A D E R
380 0 S E R
86041K ①
C O R P .
U .S .A .
P rin ted ln 」a p an