The LMR-500-FT from Pasternack Enterprises Inc is a RF Cable with Frequency Range DC to 5.8 GHz, Propagation Velocity 0.86, Cable Diameter 0.5 Inches, Attenuation 0.7 to 8.9 dB/100ft, Capacitance 23.6 pF/ft. Tags: Flexible. More details for LMR-500-FT can be seen below.