7/8” Low Loss, High Power Antenna Feeder Cable Sets
• Equivalent to Andrews LDF5-50A Heliax
7/8” Cable Set with
N (M) Connectors on both ends
• Equivalent to RFS (Kabelmetal) LCF78-50A
• Equivalent to Gedlex Cable
APPLICATIONS
• Radars, EW & ESM systems for lowest loss
• Antenna feeder applications (long runs)
ADVANTAGES
• Satcom, broadcast applications
• Immediate availability of samples
• Shipboard antenna feeder cable
• Quick delivery of regular orders
• 7/8” corrugated cable in stock
Electrical Specifications
• 7/16, N Connectors in stock
Impedance
Relative velocity of propagation
88%
Capacitance (1 kHz)
76.5 pF/m
Inductance
0.190 H/m
Maximum operating frequency
5.0 GHz
Cut-off frequency
5.2 GHz
Peak power rating
90 kW
Mechanical Specifications
Cable
Insulation resistance
Test voltage
4000 Vrms (50Hz 1min)
Jacket spark test voltage
8000 Vrms
Inner conductor DC-resistance
Outer conductor DC-resistance
500 kg/km
Tensile strength
2000 N
Min. bending radius (single)
120 mm
Min. bending radius (repeated)
240 mm
Number of bends, minimum (typical)
15 (50)
Bending moment
18 Nm
Flat plate crush strength
14 N/mm
Recommended hanger spacing
1.0 m
Material
Description
Environmental Specifications
Inner Conductor
Dielectric
Foamed polyethylene (PE) Ø 22.4 mm
Outer Conductor
Jacket
Specifications of 7/8" Cable
Attenuation, [dB/100m]
Shown trademarks are property of their respective owners.
While the information contained herein in this catalog, has been carefully compiled to the best of our knowledge, nothing is intended as representation and warranty on our part; and no statement shall be construed as recommendation to infringe any
of existing patents. We accept no liability of whatsoever for any faults and errors in the information contained herein. Contents of this catalogue and specifications of the products, are subject to change without notice due to continuous improvements.
94
www.sonatechnologies.in
Phones: 0172-4007948,09316135623
Email: [email protected]
7/8” Low Loss, High Power Antenna Feeder Cable Sets
reliable performance, dependable ser vice
Return Loss and Insertion Loss Plots of 7/8" Cable Assembly
30 meter long with N (Male) Straight Connector on both ends
Shown trademarks are property of their respective owners.
While the information contained herein in this catalog, has been carefully compiled to the best of our knowledge, nothing is intended as representation and warranty on our part; and no statement shall be construed as recommendation to infringe any
of existing patents. We accept no liability of whatsoever for any faults and errors in the information contained herein. Contents of this catalogue and specifications of the products, are subject to change without notice due to continuous improvements.
www.sonatechnologies.in
Phones: 0172-4007948,09316135623
Email: [email protected]
95
7/8” Low Loss, High Power Antenna Feeder Cable Assemblies
Ordering Codes Description
(Length)
7/8
(Connector 1)
-
L L
LL
(
/
)
(Connector 2)
-
1 2 3
( / ) 1 2 3
U
Length
0.5 = 0.5 ; 1 = 1.0 ; 2 = 2.0
1
Connector Series
N = N ; 7/16 = 7/16
2
Male/Female Designator
M = Male ; F = Female
3
Orientation of Connector
ST = Straight ; RA = Right Angle
U
Unit of Length
M = Meter ; F = Feet ; I = Inch
1 meter cable set with N (Male) on both sides = 7/8-1.0-N(M/ST)-N(M/ST)-M
Cable Set Ordering Codes
Insertion Loss (dB) Typical
Conn 1
Part Number
Conn 2
Length
0.5
GHz
1
GHz
2
GHz
3
GHz
N (Male) Straight Connector on one end & N (Male) Straight Connector on other end
7/8-1.0-N(M/ST)-N(M/ST)-M
N(M)
N(M)
1m
0.12
0.15
0.19
0.23
7/8-2.0-N(M/ST)-N(M/ST)-M
N(M)
N(M)
2m
0.14
0.19
0.25
0.32
7/8-5.0-N(M/ST)-N(M/ST)-M
N(M)
N(M)
5m
0.23
0.32
0.44
0.57
7/8-10.0-N(M/ST)-N(M/ST)-M
N(M)
N(M)
10m
0.37
0.53
0.76
1
7/8-30.0-N(M/ST)-N(M/ST)-M
N(M)
N(M)
30m
0.93
1.37
2.04
2.7
7/8-50.0-N(M/ST)-N(M/ST)-M
N(M)
N(M)
50m
1.49
2.21
3.32
4.4
7/16 (Male) Straight Connector on one end & 7/16 (Male) Straight Connector on other end
7/8-1.0-7/16(M/ST)-7/16(M/ST)-M
7/16(M)
7/16(M)
1m
0.13
0.15
0.2
0.24
7/8-2.0-7/16(M/ST)-7/16(M/ST)-M
7/16(M)
7/16(M)
2m
0.15
0.2
0.26
0.34
7/8-5.0-7/16(M/ST)-7/16(M/ST)-M
7/16(M)
7/16(M)
5m
0.24
0.34
0.46
0.6
7/8-10.0-7/16(M/ST)-7/16(M/ST)-M
7/16(M)
7/16(M)
10m
0.39
0.56
0.8
1.05
7/8-30.0-7/16(M/ST)-7/16(M/ST)-M
7/16(M)
7/16(M)
30m
0.98
1.44
2.14
2.84
7/8-50.0-7/16(M/ST)-7/16(M/ST)-M
7/16(M)
7/16(M)
50m
1.56
2.32
3.49
4.62
Connector choices for 7/8" Cable Sets
N Type Male Straight Connector
For 7/8" Cable
7/16 Male Straight Connector
For 7/8" Cable
Shown trademarks are property of their respective owners.
While the information contained herein in this catalog, has been carefully compiled to the best of our knowledge, nothing is intended as representation and warranty on our part; and no statement shall be construed as recommendation to infringe any
of existing patents. We accept no liability of whatsoever for any faults and errors in the information contained herein. Contents of this catalogue and specifications of the products, are subject to change without notice due to continuous improvements.
96
www.sonatechnologies.in
Phones: 0172-4007948,09316135623
Email: [email protected]
Specifications for Antenna Feeder, Low Loss, Cable Sets
Length
Connector 1
Connector 2
Cable Electrical Specifications
•
•
•
•
•
•
•
Frequency of Usage
Shielding Effectiveness
Velocity of Propagation
Impedance
Capacitance
Power (Average)
Loss
:
:
:
:
:
:
:
DC~4 GHz
-90 dB or better
87 %
50 ohms
76.5 pF /m
> 1600 Watt @ 2 GHz
< 3.95 dB/100meter @ 900 MHz
< 5.95 dB/100meter @ 1800 MHz
< 7.45 dB/100meter @ 2700 MHz
< 1.3 (DC~4 GHz) for straight connectors
:
•
VSWR
Cable Construction
•
Inner Conductor
:
Copper clad aluminium wire
•
Dielectric
:
Foamed polyethylene (PE)
•
Outer Conductor
:
Corrugated copper tube
•
Overall Braid
:
Polyethylene (PE)
•
Strain Relief
:
Reliable strain relief at the cable to connector joint should
be provided. A double strain relief with progressive stress
distribution is preferred
Cable Mechanical/Environmental Specification
•
•
•
Outer Diameter
Weight
Bend Radius
:
:
:
< 29 mm
< 0.55 (Kg/m)
•
Working Temperature
:
-40°C ~ +85°C
:
:
:
Inner Solder, Outer Clamp
DC~4 GHz
Brass with Nickel alloy plating
Min. bending radius (single) < 130 mm
Min. bending radius (repeated) < 250 mm
Connectors Specifications
•
•
•
Attachment Method
Frequency Range
Material