MI Audio Blues Boy Deluxe
Stumbled across the schematic for this one over on FSB and it seemed interesting enough. Should be able to squeeze it into a 1590B.
MI Audio
MI Audio Tube Zone
Here’s the Tube Zone distortion from MI Audio. Original has 6 knobs with the Presence pot internally as a trimmer, but I know how you guys like to fiddle with knobs, and the layout was turning into a 1590BB size anyway, so I made it external. Schematic available on FSB.
MI Audio Blues Pro
Here’s a nice little overdrive circuit from MI Audio. This reflects the 2nd version of the Blues Pro, but if you want to make version 1, just jump pads 1 and 2 of each switch respectively. Should fit nicely in a 1590B.
MI Audio Boost ‘n’ Buff V1
The Boost ‘n’ Buff is a simple little booster that doubles as a buffer when it’s turned off (so it’s not a true bypass effect). You should be able to squeeze this one in a 1590A. The FSw pads are for the bypass footswitch. If you want to build the second version of the Boost … Read more
JHS Angry Charlie
I’ve gotten a few requests to redo the MI Audio Crunch Box with board mounted pots. How is that relevant to the Angry Charlie you ask? Well, it’s the same circuit. JHS added a cap in parallel with the existing cap coming off the Presence control to ground which tames some of the highs. So … Read more