MXR Blue Box 1975 | Reverb
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Please help: troubleshooting the MXR Blue Box
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
MXR Blue Box -1/2 octave mod (dunlop reissue)
John Hollis - Assorted Circuit Designs
NoiseFX - Pedal Effects and Music Gear for Noise
MXR Blue Box Script Logo | Reverb
Guitar FX Layouts: MXR Blue Box
Univox - Superfuzz - freestompboxes.org
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John Hollis - Assorted Circuit Designs
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MXR Blue Box replica, tracking?
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GEO's Effects Schematics
