|
RG7 SERIES
Physical Dimensions
|
Component
|
Standard Shield
mm |
Tri Shield
mm |
Quad Shield
mm |
|
Center Conductor |
1.30
|
1.30
|
1.30
|
|
Dielectric
|
5.72
|
5.72
|
5.72
|
|
Outer Conductor |
6.59
|
6.74
|
7.46
|
|
Jacket
|
8.08
|
8.20
|
8.59
|
|
Jacket Wall
Thickness |
0.76
|
0.75
|
0.70
|
|
Messenger |
single |
1.83
|
1.83
|
1.83
|
|
dual |
2.72
|
2.72
|
2.72
|
Mechanical Characteristics
|
Minimum
Breaking Strength
of Messenger
|
single |
166kgf
|
|
dual |
816kgf
|
|
Dielectric
Adhesion
|
>20N/5cm
|
Electrical Characteristics
|
Capacitance |
50±3.0 nf/km |
|
Impedance |
75±3.0 ohms |
|
Velocity of
Propagation |
85% |
|
Shielding
Effectiveness
|
55MHz |
≥60dB
|
|
300MHz |
≥70dB |
|
1000MHz |
≥70dB |
|
Return Loss
(100% swept)
|
1～470MHz |
≥22dB
|
|
470～1000MHz |
≥20dB
|
|
1000～2200MHz |
≥18dB
|
Notes:
1. The conductivity should be more than 23% when CCS is
used as inner conductor.
2. 60% coverage for inner shield, 42% coverage for outer
shield.
Attenuation
(20º C)
|
Frequency
(MHz)
|
Maximum
(dB/100m)
|
Frequency
(MHz)
|
Maximum
(dB/100M)
|
|
5
|
1.54
|
400
|
10.73
|
|
55
|
4.10
|
450
|
11.35
|
|
83
|
4.92
|
500
|
12.04
|
|
187
|
7.28
|
550
|
12.63
|
|
211
|
7.74
|
600
|
13.28
|
|
250
|
8.40
|
750
|
14.99
|
|
300
|
9.25
|
865
|
16.17
|
|
350
|
10.01
|
1000
|
17.45
|
|
