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GZ30

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ID = 19300
       
Country:
Great Britain (UK)
Brand: Mullard Radio Valve Co. Ltd.;
Tube type:  Full-Wave Vacuum Rectifier   Power-supply 
Identical to GZ30
Similar Tubes
Other shape (e.g. bulb type):
  5Z4 ; 5Z4G ; 5Z4MG
Normally replaceable-slightly different:
  5Z4GT
Different maximum ratings:
  5Ц4М
Base Octal (Int.Octal, IO) K8A, USA 1935
Was used by Radio/TV-reception etc.
Filament Vf 5 Volts / If 2 Ampere / Half indirect / Specified voltage AC/DC
Dimensions (WHD)
incl. pins / tip		 31 x 86 x mm / 1.22 x 3.39 x inch
Information source -- Original-techn. papers.   Mullard datasheet
312_1~~2.png GZ30: Telefunken Werkstattbuch
Wolfgang Bauer
More ...
Just Qvigstad 		gz30.png
GZ30: Lorenz Empfänger-Röhren , 9. Auflage
Anonymous 54 Collector
More ...
Usage in Models 1= 1953? ; 1= 1954 ; 1= 1955?? ; 3= 1955? ; 2= 1955 ; 1= 1957? ; 7= 1959? ; 1= 1960?? ; 1= 1962??
Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):18

Collection of

Alexander Hofer (A)
Mark Skala (USA)
Stefan Müller (D)
 
gz30~~1.jpg

GZ30
 
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