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1938

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ID = 18086
       
Country:
Netherlands
Brand: Philips; Eindhoven (tubes international!); Miniwatt
Developer: General Electric Co. (GE); Bridgeport CT, Syracuse NY 
Tube type:  Current Regulator, Iron in Hydrogen   Power-supply 
Identical to 1938 = C376 = B27_GE = CV645 = 38276 = UV876 = 876
Base Edison giant, E40 = 40 mm-Goliat (Codex=Edison 14 mm)
Was used by Radio/TV-reception etc.
Filament Direct
Description

This tube is used in series with the primary of a suitably designed transformer to maintain essentially constant input voltage to the primary over a range of line variation of 20 volts.

 
Text in other languages (may differ)
Dimensions (WHD)
incl. pins / tip		 x 196 x 53 mm / x 7.72 x 2.09 inch
Weight 94 g / 3.32 oz
Information source - - Manufacturers Literature   R627E 15-3-1930
- - Manufacturers Literature   Philips Type Number Book April 1932
edison_e40_ballast_tube.png 1938: Fin Stewart
Fin Stewart

Just Qvigstad 		regulators_2.png
1938: own collection
Peter den Boer
 
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