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GD85M/S

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ID = 72132
       
Country:
Great Britain (UK)
Brand: Ericsson Telephones / British Ericsson / Etelco (ETL); London
Tube type:  Voltage Reference Tube   Power-supply 
Identical to GD85M/S = CV449 = 85A2 = QS1209 = 0G3
Similar Tubes
Other class quality (otherwise equal):
  GD85M/R

Base Miniatur-7-Pin-Base B7G, USA 1940
Filament
Description

83-87V reference tube.
Preferred operating Current: 6mA. Usable from 1 to 10mA
Incremental resistance: 450 ohms
Typical drift in voltage per 100 hours: <+0.1%

 
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Just Qvigstad
gd85ms_datenblatt_1.gif
GD85M/S: TEL_Datenblatt
Aldo Patriarca

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