| Contact us |
Name:Hangzhou Huali Cable CO.,Ltd
Add: Linglong Industrial Development Area,Linan,zhejiang China
N.C.: 311300
Tel:0086-571-63802196
0086-571-63802197
0086-571-63802199
Fax:0086-571-63802198
E-mail:hzhl@hzhlcable.com |
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| RG 7 Drop Cable |
| |
Physical Dimensions |
|
Component |
Standard Shield |
tir-shield |
Quad-Shield |
|
|
(Dia.mm) |
(Dia.mm) |
(Dia.mm) |
| Inner conductor |
1.29 |
1.29 |
1.29 |
| Dielectric |
5.72 |
5.72 |
5.72 |
| First Shield(Tape) |
5.90 |
5.90 |
5.90 |
| Jacket(mm) |
8.10 |
8.20 |
8.64 |
| Stell Messenger |
Single |
1.83 |
1.83 |
1.83 |
| Dual |
2.77 |
2.77 |
2.77 |
|
| |
|
| |
Mechanical Characteristics |
| Minimum Breaking Strength of Messenger |
Dia.1.83mm |
166kgf |
|
| dia.2.77mm |
818kgf |
|
|
| |
|
| Attenuation(20℃,≯dB/100m) |
|
Frequence(MHz) |
|
Max value(dB/100m) |
|
5 |
|
1.5 |
|
55 |
|
4.1 |
|
211 |
|
7.7 |
|
270 |
|
8.8 |
|
300 |
|
9.3 |
|
330 |
|
9.8 |
|
400 |
|
10.8 |
|
45 |
|
11.5 |
|
550 |
|
12.8 |
|
750 |
|
15.2 |
|
870 |
|
16.5 |
|
1000 |
|
17.8 |
|
1350 |
|
20.02 |
|
1750 |
|
22.91 |
|
2150 |
|
25.54 |
|
| Electricial Characteristics |
| DC Resistance of inner conductor(Ω/km) |
40 CCS |
8.0 BC |
| DC Resistance of outer conductor(Ω/km) |
26 AL |
13 TC |
| Impedance(Ω) |
75 |
| Shielding Effectiveness (≥dB) |
55MHz |
68 |
| 300MHz |
70 |
| 1000MHz |
70 |
| SRL(≥dB) |
VHF 5-300MHz ≥ |
20dB |
| UHF 300-960MHz ≥ |
20dB |
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