[Central-Electronics] 200V on AM

[Grant Youngman]

> Requires a lot of heat, I can see why folks would choose to 
> bypass it instead. I just wanted to get it working 
> as-designed before mucking around with anything.

Actually, you don't need batteries (and really don't want them).  The biased
diodes can be replaced by back-to-back Zeners, or even strings of 1N914's.
Nick Tusa has info on his website.

Grant/NQ5T