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HD30

Information - Help 
ID = 30210
       
Country:
United States of America (USA)
Brand: Hytron; Salem (MA)
Developer: Hytron; Salem (MA) 
Tube type:  Vacuum Pentode   VHF 
Identical to HD30 = 3B4

Base Miniatur-7-Pin-Base B7G, USA 1940
Was used by Radio/TV-reception etc.
Filament Vf 1.25 Volts / If 0.33 Ampere / Direct
Description

This was the internal Hytron code for the JEDEC 3B4 VHF beam power amplifier.

 
Dimensions (WHD)
incl. pins / tip
x 54 x 19 mm / x 2.13 x 0.75 inch
Information source Universal Vade-Mecum, Electron Valves and Semiconductor Devices   group 201, p. 393
- - Manufacturers Literature   

3b4~~1.png HD30: Manufacturer's Literature
Emilio Ciardiello


Just Qvigstad
3b4_1~~2.png
HD30: Manufacturer's Literature
Emilio Ciardiello

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