The higher voltage op amps i've see are pretty expensive.
Wonder if you could incorporate a circuit in it to bring the vcc down to 12v. and still have it work.
If the circuit works right I was wondering if you could add some pass transistors and some
10 watt or so emitter resistors to the...
Dont mean to resurrect a dead horse but I recently came across the old stabilized o-30 volt power supply.
I found the original magazine article from 1978. Seems like it lost it's original design over the years. I attached the
pdf of the issue. It starts on page 40.