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Old 5th November 2021 | Show parent
 
Lives for gear
 
kludgeaudio's Avatar
 
Quote:
Originally Posted by dseetoo ➡️
Another way to get high gain, low distortion with high standing current is to use constant current source as your load. As I said before, a single 12AX7 can get you 70dB of gain, with NFB included. Been there, done that.
Yes, and this is different than a cascode arrangement it's true. But you're still back to two tubes for the stage then, one being the amplifier and the other being the current source. (Which is why we have dual tubes like the 12AX7s and even compactrons.)
--scott