The PE-P142LL-FT from Pasternack Enterprises Inc is a RF Cable with Frequency Range DC to 18 GHz, Cut off Frequency 18 GHz, Propagation Velocity 0.8, Cable Diameter 0.195 Inches, Attenuation 4.7 to 37.6 dB/100ft. Tags: Flexible. More details for PE-P142LL-FT can be seen below.