BVWS Bulletin Volume 4, Number 4 (March 1980)
Front cover: A Burndept tuner and four valve receiver with a Sterling 'Primax' speaker of 1923/24.
|50||The H.T. Current Economiser.
|The use of a grid bias battery to reduce HT current consumption.|
|51||A Vest Pocket Receiving Set.
|A request for information on a receiver built into a matchbox.|
|52||The Novelty Radio.
|Novelty designs and features in radios from the 1920's onwards, including a list of U.K. Novelty sets of the 1970's and 1980's.|
|56||Burnham & Co.
A. R. Constable
|A company history, from manufacturing metal signs to manufacturing wireless receivers.|
|58||Brookmans Park Transmitting Station.
|A history of the first broadcasting station to provide a two-programme service.|
|61||Loudspeakers Part 2.
|Lumiere's pleated style of loudspeaker diaphragm|