75OHM RG7 Coaxial Cable
Quick Details
Model Number:RG7
Number of Conductors:1
Conductor:Copper clad steel
Insulation:PE
Shield:Bonded Aluminum PET
Sheath:PVC
Jacket color:Requiered
Certification:CE/ROHS/ISO9001
Packing:Carton Box
Payment:T/T
Length:Custom Length
Port:Ningbo
Characteristics
Sparker Test: 4000VAC Impedance: 75+/-3 Ohm
Capacitance: 54+3pF/m Velocity of Propagation: 85%
Return Loss: 20dB min (5-3000MHz)
Supply Ability
Supply Ability:
50 Kilometer/Kilometers per Week 75OHM RG7 Coaxial Cable
Construction:
1.The inner conductor:Bare copper (1.15mm)
2.Insulation:Low density PE
3.Outer conductor(sheid):Copper mesh braid(192x0.18 mm)
shielding coverage:97%
4.Sheath:PVC/LOSH
Electrical and physical properties:
1.Characteristic impedance: 75±5 Ohm
2.Nominal capacitance :67 pF/m
3.Propagation velocity :66%
4.Insulation resistance :>2000 Mohm.Km
5.Inner conductor resistance :16.6 Ohm/Km
6.External conductor resistance:4.5 Ohm/Km
7.Operating temperature range: -30 C - +70 C
8.Copper weight:58.3 Kg/Km
9.Cable weight (approximately) :146.7 Kg/Km
10.Shielding effectiveness:>55 dB
Attenuation
Attenuation | [@68o F. (20o C.)] | ||
Frequency (MHz) | Maximum (dB/100 ft.) | Maximum (dB/100 m) | |
5 | 0.58 | 1.9 | |
50 | 1.5 | 4.9 | |
100 | 2 | 6.5 | |
200 | 2.8 | 9.2 | |
400 | 4.1 | 13.6 | |
700 | 5.6 | 18.4 | |
900 | 6.2 | 20.3 | |
1000 | 6.5 | 21.4 | |
1450 | 8 | 26.2 | |
1800 | 8.5 | 27.9 | |
2100 | 9.5 | 31.1 | |
2250 | 10 | 34 | |
3000 | 11.4 | 37.5 |
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