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3D23

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ID = 10556
       
Country:
United States of America (USA)
Brand: Common type USA tube/semicond.
Tube type:  Transmitting Tetrode, air cooled   VHF 
Identical to 3D23 = TB35

Base UX-Base (4 Pins (2 thick, USA 1924, UX) (Codex=Bco) Top contact with a cap.
Was used by Transmittertube (Radio)
Filament Vf 6.3 Volts / If 3 Ampere / Direct
Description

2.75mS, 35W, 250MHz. A tetrode version of 35T.
Lewis Electronics only known manufacturer.

 
Tube prices 1 Tube prices (visible for members only)
Information source Taschenbuch zum Röhren-Codex 1948/49   
Tube Lore (I)   

3d23_sock.png 3D23: Tabu Röhren-Codex, 1948
Anonymous 15 Collector

More ...

Just Qvigstad
3d23_1.png
3D23: Manufacturer's Literature
Emilio Ciardiello

Usage in Models 1= 1947?

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):1
 
3d23.jpg

 

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