The LMR-400-75-FT from Pasternack Enterprises Inc is a RF Cable with Frequency Range DC to 2.5 GHz, Propagation Velocity 0.85, Cable Diameter 0.405 Inches, Attenuation 0.8 to 6.4 dB/100ft, Capacitance 15.9 pF/ft. Tags: Flexible. More details for LMR-400-75-FT can be seen below.