Antique radios, Old Time Radios

FC4

Country:	Great Britain (UK)		Brand:	Mullard Radio Valve Co. Ltd.;
			Tube type:	OCTODE Frequency converter

Tube ID = 9324

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Identical to	FC4
Similar Tubes	Normally replaceable-slightly different: AC/OC4; MH4105; VO4 Other base: AK1

Base	British-7-Pin, old (M7A) (Codex=Neo)
Filament	Vf 4 Volts / If: 0.65 Ampere / -: Indirect / -: Parallel, (AC/DC) /
Literature	Taschenbuch zum Röhren-Codex 1948/49 The Wireless World, London (WW, 79)

FC4: my collection
Wolfgang Thiel

FC4: Vademecum Lamp Elektronowych - Warszawa 1957
Bill Dalton

FC4: Mullard Valves 1936
Peter Hoddow

Usage in Models	5= 1931 ; 6= 1934? ; 16= 1934 ; 2= 1935?? ; 3= 1935? ; 29= 1935 ; 8= 1936? ; 31= 1936 ; 1= 1937? ; 12= 1937 ; 3= 1938
Number of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe): 116

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