Tube Amp Archive

Thanks - I know it's not needed for impedence reasons in this circuit - I tried it with and without. Clean it's really close, maybe a bit snapper without the CF. Dirty the CF definitely seems to smooth things out.

Yes, one half of the 12AX7 is unused if I keep the cathode follower.
I'm using a 12AX7 for the 100v cathode-to-heater rating.

(With power supply)

Although I've been servicing, modifying and cloning amps for some years, I've just prototyped my first "original" (ahem!) design. I'm blessed with some fantastic sounding clean fendery amps, so I was shooting for something quite different, built into a Princeton chassis and cabinet which can take a ...