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RRB-004

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ID = 24932
       
Country:
United States of America (USA)
Brand: General Electric Co. (GE); Bridgeport CT, Syracuse NY
Tube type:  Current Regulator, Iron in Hydrogen 
Identical to RRB-004
Filament
Description Details of internal circuit and cold resistance values of each resistive element can be found in the schematic diagram of the GE radio X257. 
Information source Ballast Tube Handbook, The   
Usage in Models 1= 1949
Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):1

Collection of

Antonio Martins-Pais (P)
 
rrb_004_ballast.jpg

 
Forum contributions about this tube
RRB-004
Threads: 1 | Posts: 1
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RRB-004 (RRB-004)
Emilio Ciardiello
02.Jan.12 		  1
RRB-004 (RRB-004) 

Data and pin configuration of this ballast can be derived from the schematic diagram of the General Electric radio X257. Here is the enlarged diagram of the power supply section.

 
 
RRB-004
End of forum contributions about this tube
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