NoiseFX - Pedal Effects and Music Gear for Noise
Guitar FX Layouts: MXR Blue Box
ElectroSmash - MXR Distortion + Circuit Analysis.
John Hollis - Assorted Circuit Designs
PCB - Blue Fool - MXR Blue Box
MXR Blue Box Script Logo | Reverb
NoiseFX - Pedal Effects and Music Gear for Noise
Mantle Fuzz/MXR Blue Box Octave Bypass | PedalPCB Community Forum
John Hollis - Assorted Circuit Designs
Univox - Superfuzz - freestompboxes.org
Dirtbox Layouts: MXR Blue Box
Guitar FX Layouts: MXR Blue Box
MXR Blue Box 1975 | Reverb
MXR Blue Box mods | TalkBass.com
Original MXR Blue Box Schematic
Guitar FX Layouts: MXR Blue Box
Dirtbox Layouts: MXR Blue Box w. mods
MXR Bluebox | PDF
NoiseFX - Pedal Effects and Music Gear for Noise
mxr blue box based on the tonepad schematic. i like my wire management and symmetry in this one. this pedal sounds weird! like an underwater lawnmower chopping up a big muff.. i
GEO's Effects Schematics
