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MXR

Schematics, Service Manuals and Owners Manuals

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( All of the following are original MXR, not Dunlap re-issues. )
MXR 101 Phase 90 Pedal Schematic
Contents: Schematics, PC Board Layout, Semiconductor Generic Reference Numbers.
Note: Quality is usable, but not perfect. This is the 3 IC version (3 dual op-amps) (Dated 1979-80) ($15)
MXR 102 Dyna-Comp Pedal Schematic
Contents: (Schematic) ($15)
MXR 104 Distortion+ Pedal Schematic
Contents: (Schematic) ($15)
MXR 105 Phase 45 Pedal Schematic
Contents: (Schematic) ($15)
MXR 106 Noise Gate / Line Driver Pedal Schematic
Contents: (Schematic) ($15)
MXR 107 Phase 100 Pedal Schematic
Contents: Schematics, PC Board Layout, Semiconductor Generic Reference Numbers (Dated 1977) ($15)
MXR 108 10 Band Graphic Equalizer Schematic
Contents: Schematics, PC Board Layout, Semiconductor Generic Reference Numbers (Dated 1977-80) ($15)
MXR 109 Six Band Graphic Equalizer Schematic
Contents: Schematics, PC Board Layout, Semiconductor Generic Reference Numbers (Dated 1980) ($15)
MXR 113 Digital Delay Rack Mount Schematic
Contents: Schematics, PC Board Layout (Dated 1978) (15pages/$20)
MXR 117 Flanger Pedal Schematic
Contents: Schematics, Semiconductor Generic Reference Numbers (Dated 1980) ($15)
MXR 118 Analog Delay Pedal (early 1977 version) Schematic
Contents: Schematics, Semiconductor Generic Reference Numbers.
Note: Important! This is the original two jack version using the SAD-1024 chips. (Dated 1977) ($15)
MXR 118 Analog Delay Pedal (later 1981 version) Schematic
Contents: Schematics, PC Board Layout, Semiconductor Generic Reference Numbers.
Note: Important! This is the later three jack version using the Reticon R5101 delay chip. (Dated 1981) ($15)
MXR 120 Envelope Filter Pedal Schematic
Contents: Schematics, PC Board Layout, Semiconductor Generic Reference Numbers (Dated 1977-80) ($15)
MXR 124 Dual 15 Band Equalizer Schematic
Contents: Schematics, PC Board Layout (Dated 1979) ($20)
MXR 125 Dual Band 31 Band Equalizer Schematic
Contents: (Schematic) ($20)
MXR 126 Flanger-Doubler Rack Mount Schematic
Contents: Schematics, PC Board Layout (Dated 1979) ($15)
MXR 129 Pitch Transposer Rack Mount Effect Schematic
Contents: Schematics, PC Board Layout.
Note: Quality is usable, but not perfect. (Dated 1979-80) (10pages/$20)
MXR 133 Microamp Pedal Schematic
Contents: Schematics, PC Board Layout, Semiconductor Generic Reference Numbers (Dated 1979) ($15)
MXR 134 Stereo Chorus (1979 version) Pedal Schematic
Contents: Schematics, PC Board Layout, Semiconductor Generic Reference Numbers.
Note: This original version has the large 22 pin delay IC and no tone controls. (not Dunlap) (Dated 1979) ($15)
MXR 134 Stereo Chorus (1981 version) Pedal Schematic
Contents: Schematics, PC Board Layout, Semiconductor Generic Reference Numbers.
Note: This original version has the smaller MN3008 8 pin delay IC (in a 14 dip package) and no tone controls. (not Dunlap) Schematic quality is only fair. (Dated 1981) ($15)
MXR 136 Dual Limiter Schematic
Contents: (Schematic) ($20)
MXR 137 Power Supply Schematic
Contents: (Schematic) ($15)
MXR 142 Distortion II Pedal Schematic
Contents: Schematics, PC Board Layout, Semiconductor Generic Reference Numbers (Dated 1981) ($15)
MXR 143 Limiter Pedal Schematic
Contents: Schematics, PC Board Layout, Semiconductor Generic Reference Numbers ($15)
MXR 148 Micro Chorus Pedal Schematic
Contents: Schematics, PC Board Layout, Semiconductor Generic Reference Numbers (Dated 1981) ($15)
MXR 151 Delay II Delay Unit Schematic
Contents: Schematics, PC Board Layout (11pages/$20)
MXR 152 Micro-Flanger Pedal Schematic
Contents: (Schematic) ($15)
MXR 157 Headphone Amplifier Schematic
Contents: (Schematic) ($15)
MXR 161 Phaser Pedal Schematic
Contents: (Schematic) ($15)
MXR 162 Preamp Pedal Schematic
Contents: (Schematic) ($15)
MXR 163 Sustain Pedal Schematic
Contents: Schematics, PC Board Layout, Semiconductor Generic Reference Numbers (Dated 1981) ($15)
MXR 164 Overdrive Pedal Schematic
Contents: (Schematic) ($15)
MXR 166 Time Delay Pedal Schematic
Contents: Schematics, PC Board Layout, Semiconductor Generic Reference Numbers (Dated 1981) ($15)
MXR 167 Stereo Chorus Pedal Schematic
Contents: (Schematic) ($15)
MXR 168 Stereo Flanger Pedal Schematic
Contents: (Schematic) ($15)
MXR 170 Dual Octave Equalizer Schematic
Contents: Schematics, PC Board Layout, Semiconductor Generic Reference Numbers ($20)
MXR 175 Digital Time Delay Schematic
Contents: Schematics ($20)
MXR 180 Omni Effects Unit Service Manual
Contents: Schematics, Test Procedures, Troubleshooting Guide / Fault Diagnosis, Calibration / Alignment Instructions, Waveform Charts, PC Board Layout, Semiconductor Generic Reference Numbers, Service Bulletins / Engineering Changes / Modifications (Dated 1983) (17pages/$20)
MXR 185 Drum Computer Schematic
Contents: Schematics, PC Board Layout, Semiconductor Generic Reference Numbers, Service Bulletins / Engineering Changes / Modifications (Dated 1983) (13pages/$20)
MXR 185 Drum Computer Owners/User Manual
Contents: An owners guide for the operation of the equipment. (Dated 1983) (16pages/$20)
MXR 190 (1500) Rack Mount Digital Delay Schematic
Contents: Schematics, PC Board Layout, Semiconductor Generic Reference Numbers (Dated 1983) ($20)
MXR 201 Phaser Pedal Schematic
Contents: (Schematic) ($15)
MXR 202 Dyna-Comp Pedal Schematic
Contents: (Schematic) ($15)
MXR 203 Stereo Flanger Pedal Schematic
Contents: Schematics, PC Board Layout, Semiconductor Generic Reference Numbers (Dated 1983) ($15)
MXR 204 Distortion+ Pedal Schematic
Contents: (Schematic) ($15)
MXR 205 Stereo Chorus (Series 2000) Pedal Schematic
Contents: Schematics, PC Board Layout, Semiconductor Generic Reference Numbers (Dated 1983) ($15)
MXR 206 Time Delay Pedal Schematic
Contents: Schematics, PC Board Layout, Semiconductor Generic Reference Numbers (Dated 1983) ($15)
MXR Flanger (Orginal Design) Pedal Schematic
Contents: (Schematic) ($20)

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MXR Schematics, Service Manuals and Owners Manuals Archive