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ID = 15984
Brand: Ostar (Gustav Ganz); Wien
Developer: Ostar (Gustav Ganz); Wien 
Tube type:  Triode, vacuum   Power/Output 
Identical to L1525
Similar Tubes
Heater different:
First Source (s)
Sep.1931 : Funk Bastler 1931 Heft 41

Base Europe 5-Pin , B5 (Eu O, F, O5A) 1928 (Codex=F)
Was used by Radio/TV-reception etc.
Filament Vf 225 Volts / If 0.03 Ampere / Indirect / Specified voltage AC/DC

This tube was available for heater voltages of 115, 155 or 225 volts, or at customer's order for any voltage from 20 to 250 volts.

Text in other languages (may differ)
Tube prices 3 Tube prices (visible for members only)
Information source L'ABCDaire des lampes de TSF des jeunes années   p. 27 & 124
Saga of the Vacuum Tube, Tyne   p. 464 & 465
Taschenbuch zum Röhren-Codex 1948/49

ostaru920_1.png L1525: Collection TL
Thomas Lebeth

Just Qvigstad
L1525: Ostar Werbeschrift
Thomas Lebeth

Collection of



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