Please click your language flag. Bitte Sprachflagge klicken.


Information - Help 
ID = 18086
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 = 38276 = CV645 = UV876 = 876

Base Edison giant, E40 = 40 mm-Goliat (Codex=Edison 14 mm)
Was used by Radio/TV-reception etc.
Filament Direct

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
1938: own collection
Peter den Boer


You reach this tube or valve page from a search after clicking the "tubes" tab or by clicking a tube on a radio model page. You will find thousands of tubes or valves with interesting links. You even can look up radio models with a certain tube line up. [rmxtube-en]

Data Compliance More Information