Antique radios, Old Time Radios

GY501

Country:	Great Britain (UK)		Brand:	Mazda = Valve (Tube) brand GB (see also France)
			Tube type:	Half-Wave Vacuum Rectifier Power-supply

Tube ID = 18636

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Identical to	GY501 = 3BH2
First Source (s)	Jul.1965 : Radio-Mentor # 7

Base	Magnoval (9-Pins), B9D Top contact with a cap
Filament	Vf 3.15 Volts / If: 0.37 Ampere / -: Half indirect / -: Parallel, (AC/DC) /
Description	<35 kV piv; <1.7mA
Tube prices	2 Tube prices (visible for members only)
Literature	- - Manufacturers Literature


	GY501: Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse Karel De Reus †

GY501: B.N.
Bernhard Nagel

GY501: Telefunken Röhrenhandbuch
Wolfgang Bauer

GY501: Mullard - original papers
Wolfgang Romeyke

Usage in Models	3= 1967? ; 29= 1967 ; 4= 1968? ; 9= 1968 ; 2= 1969?? ; 4= 1969? ; 18= 1969 ; 1= 1970? ; 27= 1970 ; 16= 1971 ; 13= 1972 ; 1= 1973
Number of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe): 127

Forum contributions about this tube
GY501
Threads: 1 | Posts: 2

Hits: 790 Replies: 0 GY501 (GY501)
Werner Raacke 07.Nov.05	1 GY501 (GY501) Entspricht Röhre 3BH12, nach Röhren-Taschen-Tabelle von Franzis 1974
Hans-Thomas Schmidt 07.Nov.05	2 no subject Das Äquivalent ist die 3BH2, steht so auch in der RTT drin. Die 3BH2 wurde angelegt und mit der GY501 verknüpft. Gruß, H.-T. Schmidt

GY501
End of forum contributions about this tube

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