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Physical Specifications
|
Nominal Dimensions |
Standard
|
Tri-shielding
|
Quad-shielding
|
|
Conductor |
1.63mm( 0.064 in) |
1.63mm( 0.064 in) |
1.63mm( 0.064 in) |
|
Dielectric |
7.11mm(0.280 in) |
7.11mm(0.280 in) |
7.11mm(0.280 in) |
|
Shielding 1 |
Al /Pet foil |
Bonded Al /Pet foil |
Bonded Al /Pet foil |
|
Shielding 2 |
0.12mm*80 (40% coverage) |
0.16mm*96 (60% coverage) |
0.16mm*168 (90% coverage) |
|
Shielding 3 |
- |
Al /Pet foil |
Al /Pet/Al foil |
|
Shielding 4 |
- |
|
0.16mm*80 ( 40% coverage) |
|
Jacket |
10.03mm( 0.395 in) |
10.16mm( 0.400 in) |
10.29mm( 0.405 in) |
|
Messenger |
1.83mm (0.072 in) Zinc plated steel |
||
Mechanical Characteristics
Mechanical Breaking Strength of Messenger 0.072 inch 365lbs. 1624 N
Electrical Characteristics
Impedance ( Ohms) 75±3
Nominal Capacitance (pF/m) 53
Velocity of Propagation 85%
Structural return loss (Db)≥ VHF 22
UHF 20
Attenuation [@68F.(20Degree centigrade)]
|
Frequency Mhz |
dB/100 ft |
dB/100 M |
|
5 |
0.38 |
1.25 |
|
55 |
0.96 |
3.15 |
|
211 |
1.90 |
6.23 |
|
300 |
2.25 |
7.38 |
|
400 |
2.60 |
8.53 |
|
450 |
2.75 |
9.02 |
|
550 |
3.04 |
9.97 |
|
750 |
3.65 |
11.97 |
|
865 |
3.98 |
13.05 |
|
1000 |
4.35 |
14.27 |
