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DH77

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ID = 19327
       
 
   
Tube type:  Double Diode-Triode   Audio Frequency 
Identical to DH77 = EBC90 = 6AT6 = CV452
Base Miniatur-7-Pin-Base B7G, USA 1940
Filament Vf 6.3 Volts / If 0.3 Ampere / Indirect / Parallel / series AC/DC
Information source Röhren-Taschen-Tabelle, (Franzis RTT)   
 
dh77.jpg
DH77: INTERNET PIC
Peter Hughes
 
mi6_g_1.gif
DH77: RTT Schwandt
Günther Stabe
 
dh77_1.png
DH77: own collection
Peter den Boer
Usage in Models 4= 1949 ; 2= 1950?? ; 1= 1950? ; 15= 1950 ; 18= 1951 ; 1= 1952?? ; 1= 1952? ; 7= 1952 ; 6= 1953? ; 9= 1953 ; 4= 1954? ; 9= 1954 ; 3= 1955?? ; 4= 1955? ; 12= 1955 ; 1= 1956? ; 7= 1956 ; 1= 1957?? ; 2= 1957? ; 1= 1957 ; 3= 1959?? ; 3= 1959?
Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):114
Collection of Karl - Heinz Bossan (D)
Collection of Hernani Capela (P)
Collection of George Papaiz (CDN)
Collection of João-Afonso Santos (P)
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