Antique radios, Old Time Radios

GZ40

Country:	France		Brand:	Common production France
			Tube type:	Full-Wave Vacuum Rectifier

Tube ID = 3274


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Identical to	GZ40 = V51_Mazda-F
Similar Tubes	Different maximum ratings: GZ41 Heater different: EZ40
First Series	1948 Tube leaflet collection E.Erb Analysis by original leaflets
First Source (s)	Feb.1949 : -- Original-techn. papers.
Predecessor Tubes	1883 1882 5Y3GB
Successor Tubes	1952 GZ41 EZ80

Was used by	Radio/TV-reception etc.
Filament	Vf 5 Volts / -: Indirect / -: Parallel, (AC/DC) /


	Internet Miguel Angel Trujillo-Rodriguez

JR
Jacob Roschy

RTT 1974 (Franzis) 13. Auflage
Martin Renz

Internet
Miguel Angel Trujillo-Rodriguez

Usage in Models (calculation each 25th of the month)	1= 1947 ; 2= 1948? ; 1= 1948 ; 2= 1949?? ; 11= 1949 ; 6= 1950?? ; 7= 1950? ; 32= 1950 ; 1= 1951?? ; 6= 1951? ; 106= 1951 ; 4= 1952?? ; 5= 1952? ; 20= 1952 ; 1= 1953? ; 10= 1953 ; 1= 1954?? ; 1= 1954? ; 4= 1954 ; 1= 1955?? ; 1= 1955? ;
Number of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe): 223

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GZ40

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