The EZ-FLEX.141-CU from EZ Form Cable Corporation is a RF Cable with Frequency Range DC to 34 GHz, Cut off Frequency 34 GHz, Propagation Velocity 0.7, Attenuation 11.2 to 142.9 dB/100 ft, Operating Temperature -55 to 200 Degree C. Tags: Hand Formable. More details for EZ-FLEX.141-CU can be seen below.