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DBC21_9pin

Country:  Netherlands      Brand:  Philips; - Eindhoven; Netherlands 
  Developer:  Philips; - Eindhoven; Netherlands 
  Tube type:  Double Diode-Triode   Audio Frequency 
  Late but no serial production. For instance only development samples. *****
Tube ID = 31601
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Identical to DBC21_9pin
Similar Tubes Other base:
 DBC21; DBC25
Predecessor Tubes KBC1  
Successor Tubes 1940 DBC21   DBC25  

Base Loctal-9-Pin (B9G)
Was used by Radio/TV-reception etc.
Filament Vf 1.4 Volts / If: 0.05 Ampere / -: Direct / -: Battery = /
Literature - - Manufacturers Literature   

cfh21_9s_r_4.jpg
original Philips documents
Jacob Roschy

 
dbc21_9b_r.png
original Philips documents
Jacob Roschy

 
No further Information for

DBC21_9pin    

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