User's Manual

Appendix B: 75-Ohm CATV Cable
Page 26 InterReach Spectrum Remote Access Unit Installation Guide
© 2013 TE Connectivity Ltd TECP-77-222 Issue 2 • 300001759666 Rev B • December 2013
OverallNominalElectricalCharacteristics
CharacteristicImpedance 75.000
Inductance 0.091H/ft.
CapacitanceConductortoShield 16.300(pF/ft.)
VelocityofPropagation 83(%)
Delay 1.220(ns/ft.)
ConductorDCResistance 2.500@20°C(
/1000ft.)
OuterShieldDCResistance 1.600@20°C(
/1000ft.)
Attenuation
Freq. (MHz) Attenuation (dB/100 ft.)
1.000 0.150
3.580 0.260
5.000 0.300
7.000 0.340
10.000 0.400
67.500 1.200
71.500 1.240
88.500 1.400
100.000 1.500
135.000 1.780
143.000 1.840
180.000 2.090
270.000 2.600
360.000 3.100
540.000 3.890
720.000 4.570
750.000 4.680
1000.000 5.500
1500.000 6.910
2000.000 8.130
2250.000 9.200
3000.000 10.200