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NT45A

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ID = 17232
       
Country:
Great Britain (UK)
Brand: Common type Great Britain tube/semicond.
Tube type:  Transmitting Triode, air cooled 
  Ca. 1925 up to 1945 very rare. ***
Identical to NT45A = CV1226 = 1347

Was used by Transmittertube (Radio)
Filament Vf 9.5 Volts / If 20.4 Ampere / Direct
Description

Silica-envelope transmitting triode. Short electrode structure to operate down to about 15 m wavelengths.

  • 10 kV max anode voltage
  • 0.9 A max cathode emission
  • 1.25 kW plate power dissipation
  • 37 amplification factor
  • 2 mA / V mutual conductance

 
Information source Taschenbuch zum Röhren-Codex 1948/49   
-- Original-techn. papers.   

Collection of

 
pa070009r.jpg

NT45A
 

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