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GN4

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ID = 25273
       
Country:
Europe
Brand:
Tube type:  Numerals- and Symbols indicating tube   Indication 
Identical to GN4 = CV5278
Similar Tubes
Normally replaceable-slightly different:
  GN4A

Filament
Description

Known Manufacturers/Brands:- Lorenz, STC.

Numerical Indicator Tube with digits 0 to 9. Base B13B. Red Filter.
Typ 2mA operating current

 
Text in other languages (may differ)
Dimensions (WHD)
incl. pins / tip
29 x 33 x mm / 1.14 x 1.30 x inch

gn4_sockel.png GN4: Lorenz 1964
Robert Schmalstieg

gn4_data1.png
GN4: Lorenz 1964
Robert Schmalstieg

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Usage in Models 1= 1970??

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):1

Collection of

 
gn_4_08r20p.jpg

GN4
 

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