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ID = 20504
Tube type:  Double Beam Power Tube   VHF 
Identical to QQV03-10 = CV2798
Similar Tubes
Normally replaceable-slightly different:
  6360 ; QQE03/12

Base Noval, 9 pin miniature (USA pico-9) B9A
Was used by Transmittertube (Radio)
Filament Vf 12.6 Volts / If 0.41 Ampere / Indirect / Specified voltage AC/DC

Heizfaden-Mittelanschluss, daher auch Betrieb mit 6.3 V und 0.82 A

Tube prices 2 Tube prices (visible for members only)
Information source Röhren-Taschen-Tabelle, (Franzis RTT)   
  QQV03-10: RSGB Handbook
Michael Schlör
QQV03-10: aus eigener Sammlung
Karl-Heinz Entrich

QQV03-10: RTT Schwandt
Günther Stabe † 19.8.20

QQV03-10: Mullard-original papers
Otto Galli

from Just Qvigstad

Usage in Models 1= 1955 ; 1= 1960?? ; 1= 1961 ; 1= 1962 ; 1= 1964?? ; 3= 1970

Quantity of Models at with this tube (valve, valves, valvola, valvole, válvula, lampe):8

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