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PTT240P

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ID = 72567
       
Country:
France
Brand:
Tube type:  Screen-grid Tetrode   Universal 
Identical to PTT240P
Similar Tubes
Heater different:
  PTT241P

Base France PTT49 (B8P=F8A)
Filament Vf 18 Volts / If 0.28 Ampere / Indirect / Specified voltage AC/DC
Description

Long life pentode (12000h) tetrode for broadband amplifier
Anode and grid 2 voltage : 220V, anode current : 34mA, grid current 2 : 4,5mA, grid 1 voltage : -2,9V, transconductance : 12,5mA/V

 
Text in other languages (may differ)
Information source -- Collector info (Sammler)   UNIVERSAL VADE-MECUM 1960
 
ptt240p_csf_p01_s.jpg
PTT240P: Collection Patrice ZEISSLOFF
Patrice Zeissloff

More ...
 
ptt241p_brochage_s~~1.png
PTT240P: CSF répertoire des tubes 1962
Patrice Zeissloff

 


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