50 OHM Coax Cable RG58 Coaxial Cable
50 OHM RG58 Coaxial cable
RG58 Series Coaxial cable specifications
Physical Specifications
Nominal Dimensions |
Standard RG58 A/U |
Tri-shielding RG58 B/U |
Quad-shielding RG58 B/U |
Conductor |
0.94 mm( 0.037 in) |
19*0.18mm |
19*0.18mm |
Dielectric |
2.95mm(0.225 in) |
2.95mm(0.225 in) |
2.95mm(0.225 in) |
Shielding 1 |
Al /Pet foil |
Bonded Al /Pet foil |
Bonded Al /Pet foil |
Shielding 2 |
0.12mm*48 (40% coverage) |
0.12mm*64 (60% coverage) |
0.12mm*96 (90% coverage) |
Shielding 3 |
- |
Al /Pet foil |
Al /Pet/Al foil |
Shielding 4 |
- |
|
0.12mm*48 ( 40% coverage) |
Jacket |
4.95mm( 0.195 in) |
8.1mm( 0.319 in) |
5.35mm( 0.21 in) |
Messenger |
1.3mm (0.051 in) Zinc plated steel |
||
Mechanical Characteristics
Mechanical Breaking Strength of Messenger 0.051 inch 185lbs. 823 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 |
30 |
1.90 |
6.30 |
50 |
2.46 |
8.10 |
150 |
4.30 |
14.10 |
220 |
5.20 |
17.10 |
450 |
7.50 |
24.60 |
900 |
10.70 |
35.00 |
1500 |
13.40 |
45.60 |
2000 |
16.10 |
53.00 |
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