[AMPS] Additional Tube Brand Question

[measures]

>Rich says:
>
>>How useful is a zener that produces too much or too little ZSAC?  
>
>How useful is a bias voltage that wanders with temperature?
>
>If you have 10 diodes to get about 7 volts, that will reduce by over 1/4 volt
>for a 20 degree rise. 
>
I see no such problems on my TL-922.  The Henry Radio 2k-4 and 3K-A use a 
string of 10 diodes to furnish c. 7v of cathode bias.  


cheers


-  Rich..., 805.386.3734, www.vcnet.com/measures.  
end


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