The M17/127-RG393 from MegaPhase is a RF Cable with Frequency Range DC to 32 GHz, Cut off Frequency 32 GHz, Propagation Velocity 0.69, Cable Diameter 0.330 Inches, Attenuation 0.062 to 1.072 dB/ft.. Tags: Flexible. More details for M17/127-RG393 can be seen below.