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ID = 25801
Brand: Tungsram; Budapest (see also British T.)
Developer: Tungsram; Budapest (see also British T.) 
Tube type:  Double Diode   Detector 
Identical to TAB1 = AB1

Base Europe 5-Pin , B5 (Eu O, F, O5A) 1928 Top contact with a cap.
Filament Vf 4 Volts / If 0.65 Ampere / Indirect / Specified voltage AC/DC
Description Wir verwenden bei Modellen nur die Grundröhre AB1, denn es ist willkürlich, ob ein Apparat mit AB1 oder der Tungsram TAB1 ausgerüstet ist. 
Information source Taschenbuch zum Röhren-Codex 1948/49   

tab1_so.png TAB1: rtt
Anonymous 10 Collector

Just Qvigstad
TAB1: Tungsram Lampes Europeennes France
Adrian Riesen


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