The EZ-250/M17 from Radio Frequency Systems is a RF Cable with Frequency Range DC to 2.3 GHz, Cut off Frequency 2.3 GHz, Propagation Velocity 0.95, Cable Diameter 2.37 Inches, Attenuation 0.01 to 0.95 dB/100 ft. More details for EZ-250/M17 can be seen below.