BVWS Bulletin Volume 15, Number 2 (June 1990)
Front cover: An early Lodge-Muirhead-Robinson Coherer of circa 1902.
|16||Coherers In Action.
|Details of an early prototype steel/mercury coherer.|
|19||Early Scottish Broadcasting.
|Broadcasting from the Glasgow station 5SC from March 1923.|
|21||The Power and the Glory.
|Audio power output, the claims and the reality.|
|22||How Not To Take Photos Of Your Radio!
|A guide to photographing radio equipment.|
|23||More about the Utility Set.
|Further information on the wartime utility receiver.|
|25||Marconi's 1901 Transatlantic Transmission.||Letters commenting on the original article in the previous issue.|