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ID = 19950
Brand: Common type Europe tube/semicond.
Tube type:  HEPTODE 
Identical to EH900S = EH960 = 5915
Similar Tubes
Normally replaceable-slightly different:
  1680 ; 2032 ; 6687 ; 7036 ; E91H ; EH900
Other class quality (otherwise equal):
First Source (s)
Mar.1960 : -- Original-techn. papers.
Predecessor Tubes 1680   2032  
Successor Tubes E91H   6687  

Base Miniatur-7-Pin-Base B7G, USA 1940
Was used by Industrial
Filament Vf 6.3 Volts / If 0.3 Ampere / Indirect / Specified voltage AND current AC/DC
Description Designed as logic switching tube: both control grids at 0 V = tube conducts, control grid #1 OR control grid #3 at negative voltage: tube blocked _ [JR] 
Text in other languages (may differ)
Dimensions (WHD)
incl. pins / tip
18 x 54 x mm / 0.71 x 2.13 x inch
Weight 9 g / 0.32 oz
Tube prices 2 Tube prices (visible for members only)

EH900S: Impulspraxis Heinz Richter
Heinz Höger

eh900s_sock_1.png EH900S: Telefunken Taschenbuch 1971
Anonymous 15 Collector

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Just Qvigstad
EH900S: Telefunken Taschenbuch 1971
Anonymous 15 Collector

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Usage in Models 1= 1959 ; 1= 1960

Quantity of Models at with this tube (valve, valves, valvola, valvole, válvula, lampe):2

Collection of

Collection of a member from FIN
Collection of a member from D
Collection of a member from D


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