BVWS Bulletin Volume 19, Number 2 (April 1994)
Front cover: A woman relaxing whilst listening to her battery portable receiver.
Back cover: Cartoon: Mr. Heath Robinsons “Uses” For Wireless!
|Using a single valve to amplify both RF and audio during the 1920s.|
|20||Receiver Techniques of the 1920's Part 12.
|The Superhet: Act 2 – changes at the start of the 1930s.|
|21||Oliver Lodge And The Hertz Memorial Lecture.
|The ideas that influenced Lodge's lecture to the Royal Institution in 1894 following the death of Heinrich Hertz.|
|23||Super-Inductance And All That.
Carl Van der Meulen
|Fault finding at the Philips Mitcham works with reference to the Philips 830A.|
|25||An Invention That Changed The World – Part 2.
|Transistor developments and commercialisation, post-1952, including the Regency TR1.|
|27||Power Supply For LT-HT.
|A modern power supply for battery powered valve receivers.|