[Amps] Bias Zener Diodes In Parallel ?

[Steve Katz]

> The problem with a 50w zener is that its Vz is not adjustable.  A 
> fwd-biased Si diode string can be adjusted by changing taps.  
> 
> //'Tis true.  However, I don't know why I'd need it to be adjustable.  I
> suppose for an amp having two HV taps (CW and SSB) this might be a nice
> feature, however my amps don't.  Using signal-activated electronic bias to
> cut off the tube(s) between words, etc, is a cool feature that would
> require more than tap changing.
> 
> -WB2WIK/6
> 
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