The M17/138-00001 from Carlisle Interconnect Technologies is a RF Cable with Frequency Range 0.1 to 1 GHz, Cut off Frequency 1 GHz, Attenuation 11 to 38 dB/ft, Capacitance 32 ?/ft, Power 310 to 415 W. More details for M17/138-00001 can be seen below.