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11A1

Information - Help 
ID = 13388
       
Country:
Great Britain (UK)
Brand: Standard Telephones and Cables Ltd. (STC); London, Foots Cray
Tube type:  Triode, vacuum   Power-supply 
Identical to 11A1

Base Miniatur-7-Pin-Base B7G, USA 1940 (Codex=Nb)
Was used by Telephony
Filament Vf 6.3 Volts / If 0.95 Ampere / Indirect
Description

Designed for use as a series regulating tube in power supplies.

Heater to Cathode voltage <250 with cathode positive.

Pa <15W; Va <600; Ik <120mA; gm 12mA/V.

 
Information source Taschenbuch zum Röhren-Codex 1948/49   Data suspect
- - Manufacturers Literature   Data sheets June 1965
 
11a1.png
11A1: Datenblatt
Wolfgang Bauer

 

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