RF Cable Loss at GPS L1

From the Times Fiber Communications, Inc 'Nominal Loss Characteristics' table, and help from David Salonimer and George Bynum, I determined the loss in dB per meter for a couple of popular RF cables at the GPS L1 center frequency (1575.42MHz).

Type loss
(dB/m)
outer
diam.
(mm)
impedance
(Ohms)
RG8 0.39 10.29 50
RG8X 0.6(?) 6.15 50
RG58C 0.90 4.95 50
RG59 0.51 6.15 75
RG142/RG400 0.59  4.95 50
RG174 1.39 2.8 50
RG188 1.26  2.74 50
RG316 1.28 2.49 50
Belden 9913
(RG8/U)
0.20  10.29 50

You want to know the loss of your cable ? Drop me a line with the type number

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