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12Н4П12n4p

Information - Help 
ID = 83722
       
Country:
Soviet Union
Brand: Common type USSR (SU) tube/semicond.
Tube type:  Double Triode   Audio Frequency 
Identical to 12Н4П
Similar Tubes
Normally replaceable-slightly different:
  12AY7
Heater different:
  6Н4П

Base Noval, 9 pin miniature (USA pico-9) B9A
Was used by Radio/TV-reception etc.
Filament Vf 12.6 Volts / If 0.15 Ampere / Indirect / Specified voltage AND current AC/DC
Description

Durch Heizfaden-Mittenanschluss auch Betrieb mit 6.3 V und 0.3 A möglich.

 
Dimensions (WHD)
incl. pins / tip
23 x 58 x mm / 0.91 x 2.28 x inch
Information source -- Original-techn. papers.   
 
12_4_logo_oaorlenko.jpg
12Н4П: O.A.Orlenko
Оleksandr Orlenko

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12_4~~1.png
12Н4П: O.A.Orlenko
Оleksandr Orlenko

 
0001_12n4p_1~~1.png
12Н4П: unknown
Оleksandr Orlenko

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