The 1151 Series from Insulated Wire is a RF Cable with Frequency Range 0.5 to 62 GHz, Cut off Frequency 61 GHz, Propagation Velocity 0.71, Cable Diameter 0.104 Inches, Attenuation 0.14 to 2.15 dB/ft.. Tags: Flexible. More details for 1151 Series can be seen below.