The 2-knob circuit that I copied from somewhere was easy and cheap, but it leaves a lot to be desired ... So if anyone’s thinking about a Guitar tube amp with 807’s, go for it, they work ...

Guitar Tube-amp From Junk Hi-fi. 21 Comments . by: Mike Szczys. January 20, 2011. ... He ended building his own vacuum tube preamp from a schematic he found on the Internet so that he could ...

But given the cost of hand-wired or point-to-point tube guitar amplifiers, you might wonder if building one is actually realistic. ... The N5X that we've chosen is a British-voiced, single-ended five ...

Zappa put two distinct setups to the test to see if listeners could truly tell the difference between tube amps and their ...