3fp7 2nd anode

[Electronic M]

Originally Posted by bgadow

I installed a filament transformer in my Pilot for the CRT. Something like that word work, if the draw isn't too severe. I'm sure there are more clever ways, though.

Yeah, if you have 6.3VAC for heaters just rectify that, filter it, and feed that to an LM317 or LM337 and you can get up to 2A if stable regulated DC voltage. You'll need a resistor divider on the feedback to set voltage but a pot can do the job without the math.