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CV3508 (marked 6201) reliable double triode for use as a grounded grid amplifier or frequency converter at VHF.

 

Size This valve measures 54x19mm overall and has a B9A base

 

Heater voltage and current6.3V 300mA, or 12.6V 150mA
Max anode voltage300V
Max negative DC grid voltage50V
Max anode dissipation2.5W
Max heater cathode voltage90V
Max shock600G

(max ratings per section)

Pin Function
1Anode "
2Grid "
3Cathode "
4Heater
5Heater
6Anode '
7Grid '
8Cathode '
9Heater centre tap
 CV3508