The PE-SR047FL-FT from Pasternack Enterprises Inc is a RF Cable with Frequency Range DC to 20 GHz, Cut off Frequency 20 GHz, Propagation Velocity 0.695, Attenuation 25 to 192 dB/100ft, Capacitance 32 pF/ft. Tags: Hand Formable. More details for PE-SR047FL-FT can be seen below.