Perspective: I own amps that I bought.. oh no.. over 35 years ago.martin manning wrote: ↑Sat Feb 25, 2023 4:17 pm JJ is making 27 preamp tube types, 18 power tube types, and four rectifiers. That probably gives a good indication of the current demand and economically viable types.
When I was buying these amps, we sent messages by actual mail written with pens. Sticks with a bearing and dodo blood scratching on papyrus.