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ID = 4542
Tube type:  Full-Wave Vacuum Rectifier   Power-supply 
Identical to 5Z4GT = GT5Z4
Similar Tubes
Other shape (e.g. bulb type):
  5Z4 ; 5Z4C_DDR ; 5Z4G ; 5Z4MG ; 5Ц4С
Normally replaceable-slightly different:
  5Z4Pa ; GZ30
Different maximum ratings:
Differences not known by us:
First Source (s)
27.Sep.1940 : Electron Tube Registration List

Base Octal (Int.Octal, IO) K8A, USA 1935
Was used by Radio/TV-reception etc.
Filament Vf 5 Volts / If 2 Ampere / Half indirect

This tube was registered as 5Z4GT/G.

Tube prices 1 Tube prices (visible for members only)
Information source Essential Characteristics, GE 1973   

oc54_g_3.gif 5Z4GT: RTT Schwandt
Günther Stabe † 19.8.20

Just Qvigstad
5Z4GT: Sylvania Technical Manual
Peter Hoddow

More ...
Usage in Models 1= 1940?? ; 1= 1945?? ; 1= 1947? ; 1= 1947 ; 1= 1948? ; 1= 1948 ; 2= 1949? ; 1= 1952

Quantity of Models at with this tube (valve, valves, valvola, valvole, válvula, lampe):9

Collection of



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