radiomuseum.org
Please click your language flag. Bitte Sprachflagge klicken.

25B5

Information - Help 
ID = 3096
       
Country:
United States of America (USA)
Brand:
Tube type:  MULTI-SYSTEM, internal coupling   Power/Output 
Identical to 25B5
Similar Tubes
Other base:
  25N6G
First Source (s)
17.Aug.1936 : Electron Tube Registration List

Base 6-Pin-Base U6A, old, USA (Codex=Ka)
Filament Vf 25 Volts / If 0.3 Ampere / Indirect / Specified current AC/DC ~ = (Series working)
Description Direkt intern gekoppelte Vorstufen-Triode auf End-Triode (Kathode-Gitter). Vorstufe ohne Spannungsverstärkung (STromverstärkung). Endstufe arbeitet mit positiver Gitterspannung. Arbeits bzw. Stabilisierungswiderstand in der Röhre integriert.
Siehe auch: Zero-Bias- und Triple-Twin- Röhren 
Tube prices 1 Tube prices (visible for members only)
Information source Essential Characteristics, GE 1973   
Taschenbuch zum Röhren-Codex 1948/49   

25b5.png
25B5: Schematic from my documents.
Pier Antonio Aluffi

s_239_g.gif 25B5: W.Sprick: Austausch-Röhren-Lexikon 1947
Günther Stabe † 19.8.20


Just Qvigstad
Usage in Models 2= 1935 ; 22= 1936? ; 1= 1936 ; 2= 1937?? ; 8= 1937? ; 16= 1937 ; 4= 1938? ; 5= 1938 ; 1= 1939?? ; 1= 1939? ; 1= 1939 ; 2= 1940??

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):65

Collection of

Collection of a member from CH
 
usa_25b5_tungsol_eb.jpg

25B5
 

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