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NT68A

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ID = 16107
       
Country:
Great Britain (UK)
Brand: Common type Great Britain tube/semicond.
Tube type:  Transmitting Triode, air cooled 
Identical to NT68A = CV1242 = W1699
Similar Tubes
Normally replaceable-slightly different:
  NT68

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914 (Codex=Eo)
Filament Vf 4 Volts / If 1 Ampere / Direct
Description 20W anode dissipation, 400V max anode voltage, 3.0mA/V mutual conductance at Va=150V and Vg=0V. 
Information source Taschenbuch zum Röhren-Codex 1948/49   
 
nt68a_w1699_p01_s.jpg
NT68A: Collection Patrice ZEISSLOFF
Patrice Zeissloff

 
do60_6.png
NT68A: Manufacturer's Literature
Emilio Ciardiello

 
cv1242nt68a_1.png
NT68A: Manufacturer's Literature
Emilio Ciardiello


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