Ampeg
Ampeg vh140c Channel A Pre Amp
This one was quite a mess to get right since some of the schematics online was missing parts and/or had the wrong values. After some head scratching I worked from the factory schematic of the actual amp. However, did some mods without changing the charcter of the sound to much. First 9v/-9v operation is used … Read more
Baja Ampeg SVT Bass Amplifier
Original FSB thread and schematic available here. I’ve put the Mid Freq switch components on a separate board to make it easier to box it.
Ampeg Scrambler
It’s Fuzz Friday time again, and this week I give you the Ampeg Scrambler. This one’s a pretty rare one, even back when it was originally made in the late 60s. It’s a pretty crazy octave fuzz with a clean blend. Originals used 2N5306 for Q1, 3, and 4, and a BC169 for Q2, but … Read more
Ampeg A3 Overdrive
From UnofficialAmpeg.com: During MTI’s ownership of Ampeg, everything was being built in Japan. Ampeg’s most extensive line of pedals is no exception. In production during 1982 and 1983, the “A” series effects were housed in black steel boxes with brightly colored graphics in pinks, oranges, blues, yellows, etc., and included nine pedals and a … Read more