FW: [AMPS] Shunt regulated high voltage psu

[Peter Chadwick]

> Rich said:
> 
> >//  Why not use a simple zener-string  shunt regulator and obviate the 
> >needless complexity?
> 
> Because they don't regulate well enough. John, GW4FRX, did a lot of work on
> this some years back, and showed that zener regulation of the screen produced
> far more splatter than electronic regulation.
> 
> It may well be good for HF, but not for VHF.
> 
> 73
> 
> Peter G3RZP
> 
> 

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