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ID = 20500
Tube type:  Double Tetrode   Power/Output 
Identical to QQC04/15 = 5895 = AX9905
Similar Tubes
Normally replaceable-slightly different:
Successor Tubes AX9905  

Base Loctal-8, B8G (Sylvania, 1938)
Was used by Transmittertube (Radio)
Filament Vf 6.3 Volts / If 0.68 Ampere / Direct / Specified voltage AC/DC
Description Heizfaden-Mittelanschluss, daher auch Betrieb mit 3.15 V und 1.36 A 
Tube prices 2 Tube prices (visible for members only)
Information source Röhren-Taschen-Tabelle, (Franzis RTT)   

Egon Strampe

lo40_g.gif QQC04/15: RTT Schwandt
Günther Stabe † 19.8.20

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Just Qvigstad
QQC04/15: SEL Handbuch 1964
Peter Hoddow

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Usage in Models 1= 1951? ; 1= 1955 ; 1= 1961?

Quantity of Models at with this tube (valve, valves, valvola, valvole, válvula, lampe):3

Collection of



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