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VH40

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ID = 28889
       
Country:
Netherlands
Brand: Splendor Lampenfabriek; Nijmegen
Developer: Splendor Lampenfabriek; Nijmegen 
Tube type:  Triode, vacuum   RF/IF-Stage 
  Ca. 1925 up to 1945 rare.
Identical to VH40
First year 1928 Saga of the Vacuumtube, Tyne page 426
Production stop 09.May.1930

Base Europe 4-Pin (A, 4A, B4, since 1914)
Filament Vf 4 Volts / If 0.05 Ampere / Direct / Battery =
Description gm=0.4mA/V Ra=100k, G=40. HF amplification. 
Literature Radio-Expres, Netherlands   
- - Manufacturers Literature   1928
 
vh40_splendor_1.jpg
VH40: Sammlung IM
Anonymous 557 Collector

 
b4base_15.png
VH40
Peter den Boer

 
vh40data.png
VH40: own collection
Peter den Boer


Collection of a member from D

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