[sdiy] tube amp

[anthony]

> Can't you disconnect this part of the power supply circuit from the
> mains transformer? The output voltage of that secondary winding is perhaps 
> much lower. My Hameg has a 2000V supply for the CRT, but the AC voltage 
> from the transformer is "only" 460 volts.
>
> Ingo

That's what I was thinking. I just wanted to make sure I wasn't actually 
doing something really stupid. I've messed around with tube gear a lot over 
the years, but I haven't really ever changed the circuitry inside it so 
radically. (Like putting 6V pentodes in place of 12V twin-triodes...)