[Amps] About single 4CX250b output power

GGLL nagato at arnet.com.ar
Mon Oct 27 21:08:46 EST 2003


    Thanks so much for the answers; I read the RCA manual specs about 
this tube, but wanted to know about other's experiences (I have at hand 
two of them, no sockets nor chimneys).

Best regards
Guillermo - LU8EYW.

Steve Thompson escribió:

>On Monday 27 October 2003 13:20, Bill Fuqua wrote:
>  
>
>>One option would be to cathode drive it (if you have the drive power) with
>>it operating in AB1 with usual bias....
>>    
>>
>I guess that some unbypassed cathode resistance might also work to improve 
>linearity.
>
>I have a vague memory of seeing an article about cathode driven '250s, but 
>can't recall when/where.
>
>Steve
>
>
>  
>



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