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5R4GYA

Information - Help 
ID = 4524
       
Country:
United States of America (USA)
Brand: Common type USA tube/semicond.
Developer: General Electric Co. (GE); Bridgeport CT, Syracuse NY 
Tube type:  Full-Wave Vacuum Rectifier   Power-supply 
Identical to 5R4GYA
Similar Tubes
Other shape (e.g. bulb type):
  5R4GY
Other class quality (otherwise equal):
  5R4GA
Multiple differences or of other kind:
  AV-5R4GY
First Source (s)
02.May.1955 : Electron Tube Registration List 1456

Base Octal (Int.Octal, IO) K8A, USA 1935
Filament Vf 5 Volts / If 2 Ampere / Direct
Description Similar to 5R4GY, low-loss base, but with T-12 tubular bulb. 
Tube prices 2 Tube prices (visible for members only)
Information source Essential Characteristics, GE 1973   

oc50_g_5.gif 5R4GYA: RTT Schwandt
Günther Stabe † 19.8.20

More ...

Just Qvigstad
Usage in Models 1= 1950?? ; 1= 1955? ; 1= 1958 ; 1= 1960? ; 1= 1964?

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):5

Collection of

 
5r4gya_24r346s.jpg

5R4GYA
 

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