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2101

Information - Help 
ID = 10858
       
Country:
United States of America (USA)
Brand: Common type USA tube/semicond.
Tube type:  Vacuum Pentode   Power/Output 
Identical to 2101

Base UY-Base, 5 Pins (USA, April 1927) (Codex=Hy)
Filament Vf 2 Volts / If 0.12 Ampere / Direct / Battery =
Description Power output 0.45W. 
Information source Taschenbuch zum Röhren-Codex 1948/49   
 
9c1d4fb3_3929_404c_8fb3_80797e9efe08.jpeg
2101: Own photo
Roddie Rankin

 
450_2.png
2101: Telefunken Werkstattbuch
Wolfgang Bauer

 

from Just Qvigstad

Usage in Models 3= 1934

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):3


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