Tools, Tones and Toys for Guitarists
The MXR M-103 Blue Box is a sub-octave fuzz (two octaves down). It’s not a clean sub-octave either, pretty dirty really, well it’s a fuzz… kind of synthy on some settings. Might want to check how many 56k resistors you have before starting this. MXR BLUE BOX – VERO LAYOUT BLUE BOX OCTAVE MOD Same … Read more
Andy at the most excellent layout and resource blog Vero & Point-2-Point Layouts traced this interesting tonebender variant a few months ago. It is a tweaked Tonebender Mk. III/IV with an input cap blend control and a Big Muff tonestack with odd values. Schematic and tracing jornal is avaiable HERE. *EDIT 220429* Andy discovered a … Read more
A 3 band parametric eq from the Soviet Union, anyone? Electronic switching is removed and op amp is altered for normal 8 pin DIP package which replaces the odd dual op amp 14 pin DIP package. As for R28 which is connecting across the output of the last op amp and ground, the schematic simply … Read more
If the other MS-20 filter is all too much, maybe this will be easier. It’s Tim Escobedo’s adaptation of an MS-20 style filter for guitar, just using the an LM13700 and running at 9v. KORG MS-20 FILTER – TIM ESCOBEDO VERSION – VERO LAYOUT
