The EZ-250-43 from EZ Form Cable Corporation is a RF Cable with Frequency Range DC to 17 GHz, Cut off Frequency 17 GHz, Propagation Velocity 0.695, Attenuation 4.6 to 29.9 dB/100ft, Operating Temperature -55 to 125 Degree C. Tags: Semi-Rigid, Hand Formable. More details for EZ-250-43 can be seen below.