JIS C 3501:1993 (R2003)

This Japanese Industrial Standard specifies radio-frequency coaxial cables, hereinafter referred to as the 'cables', with characteristic impedance of 50 ohm and of 75 ohm, which are intended for use as connection, internal wiring, feeder, etc. of radio-frequency apparatus and which employ polyethylene as the insulation, braided wire as the outer conductor, and a compound mainly composed of p.v.c resin, hereinafter referred to as the 'vinyl', as the sheath.