Spool of Transmission Line Wire - Vintage but New

The listing

Vintage coil of Columbia Permafoam 82-Channel Shielded Color TV Transmission Line, catalog number 05720-64 manufactured b Columbia Electronic Cables in New Bedford, Massachusetts. 50' New, in Original packaging. Designed to support color and black and white TV broadcasgts, UHF, VHF channels and FM radio. This coil features unique shielding to elininate signal distortion in high interference locations. No matching transformers or standoff insulators are needed. It is explicitly rated to safely run thrtough gutters, downspouts, drainpipes or directly buried underground. $10