Please click your language flag. Bitte Sprachflagge klicken.


Information - Help 
ID = 43923
Brand: RTC La Radiotechnique - Coprim / Compelec (Philips Composants); Suresnes, Paris
Tube type:  Transistor   Universal 
Identical to ADY31
Similar Tubes
Normally replaceable-slightly different:

Base No base
Description PNP germanium alloy power transistor intended as amplifier, shunt control, converter, relay driver, and the like.

Text in other languages (may differ)
Dimensions (WHD)
incl. pins / tip
31 x 11 x 28 mm / 1.22 x 0.43 x 1.10 inch
Weight 16 g / 0.56 oz
Information source -- Collector info (Sammler)   Towers IVT

to36_14.gif ADY31: TVT 1969 Verlag Nolde Dachau
Günther Stabe † 19.8.20


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