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Appendix A
Reference Data
Coaxial Cable Technical Data
Table A-1 provides a standard listing of common coaxial cables along with their “Relative
Propagation Velocity” and “Nominal Attenuation in dB/m @1000 MHz” values.
A-1
Cable Type
Relative Propagation Velocity (
V
f
)
Nominal Attenuation
dB/m @ 1000 MHz
RG8, 8A 0.659 0.262
RG9, 9A 0.659 0.289
RG17, 17A 0.659 0.180
RG55, 55A, 55B 0.659 0.541
RG58, 58B 0.659 0.558
RG58A, 58C 0.659 0.787
RG142 0.690 0.443
RG174 0.660 0.984
RG178B 0.690 1.509
RG188 0.690 1.017
RG213 0.660 0.292
RG214 0.659 0.292
RG223 0.659 0.535
FSJ1-50A 0.840 0.197
FSJ2-50 0.830 0.134
FSJ4-50B 0.810 0.119
LDF4-50A 0.880 0.077
LDF5-50A 0.890 0.043
LDF6-50 0.890 0.032
LDF7-50A 0.880 0.027
LDF12-50 0.880 0.022
HJ4-50 0.914 0.087
HJ4.5-50 0.920 0.054
HJ5-50 0.916 0.042
HJ7-50A 0.921 0.023
LMR100 0.800 0.792
LMR200 0.830 0.344
LMR240 0.840 0.262
LMR400 0.850 0.135
LMR500 0.860 0.109
Table A-1. Coaxial Cable Technical Data (1 of 2)