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KRE3

Information - Help 
ID = 29132
       
Country:
Germany
Brand: Gundelach, Emil; Gehlberg /Thüringer Wald
Tube type:  Thyratron Cold-cathode   Text 
Identical to KRE3

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914
Was used by Technology / Measurement
Filament
Description

Kippglimmrelais mit Steuerelektrode zur Synchronisation

 
Information source
  gundelach_kippgeraet_ok1_sch.png
  KRE3: Die Elektronen, Nr.3/1937
Wolfgang Eckardt
 
kre3.png
KRE3: Die Glimmröhre in der Technik - Nentwig
Gerhard Eisenbarth

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from Just Qvigstad

Usage in Models 2= 1937?

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

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