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ID = 30655
United States of America (USA)
Brand: Common type USA tube/semicond.
Tube type:  Gas Tetrode 
Identical to 5643 = TD-17 = CK5643 = CV5079
Similar Tubes
Normally replaceable-slightly different:
  CV474 ; EN70
First Source (s)
28.Mar.1949 : Electron Tube Registration List

Base Subminiatur-8, with space 1/8, B8D
Was used by Military and/or Government
Filament Vf 6.3 Volts / If 0.15 Ampere / Indirect

Subminiature xenon thyratron; 500V PIV, 22mA average anode current.

Since 1952 it was redesigned and specified for -55 to +160°C operation. Capable of withstanding 1000G uniform acceleration and 450G impact.

Bendix, Sylvania, Tung-Sol and Philips related brands known manufacturers.

Tube prices 2 Tube prices (visible for members only)
Information source -- Original-techn. papers.   
Tube Lore (I)   
- - Manufacturers Literature

5643_sock.png 5643: elektron taschenbuch 1952
Heinz Höger

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Just Qvigstad
5643: Manufacturer's Literature
Emilio Ciardiello

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