Loss of Coaxial Cables


The table shown gives typical values for RF loss in several popular coaxial cables in the 100-1000 MHz range. Values are typical and may vary with the manufacturer, condition, and age of the cable. They are a good starting point for estimating loss in a planned cable installation or application



Cable
Type
Loss dB/ft
@ 100 MHz
Loss dB/ft
@ 400 MHz
Loss dB/ft
@ 1000 MHz
RG58/U 0.05 0.11 0.2
RG59/U 0.038 0.075 0.11
RG8/U 0.025 0.054 0.092
RG174/U 0.11 0.22 0.32
RG188/U 0.105 0.18 0.30
RG213/U 0.025 0.055 0.095
Belden
9913
0.013 0.025 0.044



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