BVWS Bulletin Volume 18, Number 5 (October 1993)
Front cover: Drawing from Standard Telephone Co. News for November 1937.
Back cover: A drawing of 22 Firth Street where Baird first demonstrated television of living images on the 26 January 1926
|58||The First Transistor Radio.
|The Regency TR1 4 transistor radio of 1954.|
|60||Evolution of the Crystal Set.||An illustrated evolution from The Wireless Magazine, March 1925.|
|64||The AVO Valve Tester.
|Principles of operation of the type 160 valve tester.|
|67||Receiver Techniques of the 1920's Part 10.
|Detectors and low frequency stages.|
|68||Houghton's Ekco Advert.
|A advert for Ekco bakelite receivers, including colour versions.|