BVWS Bulletin Volume 7, Number 4 (March 1983)

BVWS BulletinVolume 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.

Page Title Summary/Notes
50 Radioddity. A valve made by the Quadruple Valve Company” of Northampton in 1929.
53 The Coherer.
A. R. Constable
A history of the coherer.
55 Letters – American Wartime Imports.
Frank Britain
Imported American receivers during the latter half of World War 2.
57 Development of the A.C.Mains Valve Part 2.
David Read
Cosmos and the short path to success.
61 The Vintage Wireless Museum.
Robert Hawes
A review of the museum and repair business.