BVWS Bulletin Volume 7, Number 4 (March 1983)
Front cover: The Pye 'Presentation Two' receiver, the first UK receiver specifically designed to use indirectly heated AC valves such as the Cosmos AC/G valve.
|50||Radioddity.||A valve made by the Quadruple Valve Company” of Northampton in 1929.|
A. R. Constable
|A history of the coherer.|
|55||Letters – American Wartime Imports.
|Imported American receivers during the latter half of World War 2.|
|57||Development of the A.C.Mains Valve Part 2.
|Cosmos and the short path to success.|
|61||The Vintage Wireless Museum.
|A review of the museum and repair business.|