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6TD31

Information - Help 
ID = 19945
       
Country:
Italy
Brand: Magnadyne Radio; Torino
Tube type:  Triple Diode-Triode 
Identical to 6TD31
Similar Tubes
Normally replaceable-slightly different:
  EABC80
Base Noval, 9 pin miniature (USA pico-9) B9A
Filament Vf 6.3 Volts / If 0.35 Ampere / Indirect / Specified voltage AC/DC
6td31_so.png 6TD31: rtt
Anonymous 10 Collector

Just Qvigstad
Usage in Models 3= 1955?? ; 10= 1955 ; 6= 1956 ; 1= 1957? ; 3= 1957 ; 2= 1958?? ; 1= 1958 ; 2= 1959?? ; 2= 1962?? ; 1= 1964??
Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):31

Collection of

Fabio Masetti (I)
 
6td31.jpg

 
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