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ID = 24932
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

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 with this tube (valve, valves, valvola, valvole, válvula, lampe):1

Collection of



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

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.


End of forum contributions about this tube

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