Auto-tune tube amps are expensive because they're very complicated.
Originally Posted by KD0CAC
Nobody really needs an auto-tune amplifier.
"Bandpass tuned" amps are a bit simpler, like the old Alpha 374 or 78 series. They don't auto-tune, but they include bandpass circuits that allow them to run full power into a reasonable load without tuning.
I wouldn't homebrew either of those, they just add a lot of cost for no great reason.
Tuning's easy. With either my Ameritron or homebrew amps, takes maybe 5 seconds. I know life is short, but I have the 5 seconds.
What if soy milk is just regular milk introducing itself in Spanish?