​​​​Original vintage article for UPDATING ON DOWNLEAD by Albert Sterling.  You can improve stereo, radio and TV reception merely by choosing an appropriate wire.  Impedance, loss and noise are discussed.  300-ohm twin-lead standard and heavy duty types, foam tubular, and gas filled types are also featured.
This unique old three page 1968 high fidelity equipment trade magazine article would make a nice accompaniment to your vintage stereo.