The RG178 from ANOISON Electronics LLC is a RF Cable with Frequency Range DC to 3 GHz, Cut off Frequency 3 GHz, Propagation Velocity 0.7, Cable Diameter 0.072 Inches, Attenuation 13.811 to 78.415 dB/ft. Tags: Flexible, Hand Formable, Semi-rigid. More details for RG178 can be seen below.