Mxr classic distortion distortion iii the gear page. The prime distortion is highly responsive to the intensity of your attack, cleaning up when you pull back and packing a huge punch when you dig in. Other later variants include the mxr microamp and the dod yjm308. Mxr released a simple hard clipping device called the distortion plus in the late seventies. Diy layout creator diylc in short is freeware drawing tool developed with help of a large online community of diy electronics enthusiasts. As its name implies distortion, its a distortion parallel clipping but has a rather mild. Mxr distortion plus effektpedal thomann osterreich. This project uses the same readyfortransfer printed circuit board layout file that is used in the dod 250 overdrive project on this site.
Mxr micro chorus schematic all about modern commercial stompbox circuits from electro harmonix over mxr, boss and ibanez into the nineties. The mxr ten band eq has been upgraded with noisereduction circuitry, true bypass switching, a lightweight aluminum housing, brighter leds for increased visibility, and a second output so you can run two separate signal chains. The mxr distortion ii is a distortion pedal designed for electric guitar but suitable with any electronic instrument. How to shop for a distortion pedal a beginners guide gc riffs. It has a sound more like my beloved 1980s mxr distortion ii. Bandwidth reduction for less noise increase c4 20pf to 50pf or 100pf increase c7 50pf to 100pf. Mxr dime distortion dd11 schematics posted by fanda brych on fri, 02182005 07. Mxrs contribution to phaseshift effects was the highquality, small size and reliability of the stompbox, in contrast with previous models that tended to be dodgy, bulky and noisy. It is an analog piece of gear that isnt rack mountable because it is a stomp box. See more ideas about mxr distortion, guitar pedals and guitar. See who uses mxr distortion ii, including billy corgan, amedeo pace and others.
Your purchases also help protect forests, including. Free mxr diagrams, schematics, service manuals schematics. On the right we have my modern interpretation of the mxr distortion ii pedal, the. When using distortion pedals like a metal muff how should the amp be set up. At evolution music of logan square, we attempt to highlight cosmetic defects if any by picturing every angle of every piece of. Mxr distortion iii schematics click here schematic. Mxr m69 prime distortion guitar effects pedal guitar center. Mxr s system preamp ii m150 reverse engineering a schematic and uncovered mxr schematics of m140. Bandwidth reduction for less noise increase c4 20pf. The mxr prime distortion conjures up vintage hardclipping distortion. Mxr diagrams, schematics and service manuals download for free. I dont think they were big sellers when they were introduced. When i scoured the web trying to find one, nothing turnedup.
We took a few liberties, like removing the part of the circuit that handles the bypass and made. At this point, i would not encourage anyone to download or use 2. The electronic circuit was also used as a reference design on many other compressor effects like the ross compressor, trex compnova, ibanezmaxon cp5cp9cp10 and boutique. The mxr ten band eq has been upgraded with noisereduction circuitry, true bypass switching, a lightweight aluminum housing, brighter leds for increased visibility, and a second output so you can. At evolution music of logan square, we attempt to highlight cosmetic defects if any by picturing every angle of every piece of gear so you know exactly what you are getting. The 70s really wasnt a time of distortion pedals for the most part. I saw recommendations on the web about removing or changing the value of c4 to improve its sound. When the mxr distortion iii was first released i thought, great mxr has finally decided to reissueupdate the overlooked original distortion ii.
Effects heaven effect schematics mxr ibanez boss dod. Soft clipping distortion pedal one of the first good sounding distortions ever thanks to soft clipping, a truly harmonious, never unpleasant yet biting sound is. The phase 90 is a phaser guitar pedal designed by keith barr in 1974. Jun 19, 2009 the dii is kind of the sleeper of the original mxr line. These tools allow students, hobbyists, and professional engineers to design and analyze analog and digital systems before ever building a prototype.
Your purchases help youth music programs get the gear they need to make music. Where wires cross in a schematic but dont connect, youll see this. We created several and we have redrawn some schematics that were already available on the internet for readability or ease of use these needed an easiertoread format, corrections or part identifiers. Amp settings with distortion pedal ultimate guitar. Dunlop m115 mxr distortion iii pedal spanking new standard in distortion. Mxr dyna comp analysis the mxr 102 dyna comp is a compressor effect guitar pedal, released in 1972 by mxr and rapidly becoming popular because of its price and ease of use.
We took a few liberties, like removing the part of the circuit that handles the bypass and made it true mechanical bypass, giving it. Schematic link layout link parts list on to some more mods. Which channel should i be running and at what eq and gaindrive setting. Mxr m115 distortion iiiclassic rock players will love this pedal declan c. Mxr m69 prime distortion guitar effects pedal musicians. Built with a heavy duty case, quality inputoutput jacks and the tactile feel of the switch are hallmarks of mxr. Colorsound tonebender mkii colorsound tonebender mkii npn colorsound tonebender mkii pnp colorsound tonebender mkii ri dallasarbiter fuzzface dod fx52 classic fuzz dod fx66 flashback fuzz diaz squareface dunlop jh2 hendrix fuzzface electroharmonix muff fuzz fender blender foxx tonemachine gretsch controfuzz ibanez fz5 jordan bosstone kay fuzztone. Randy rhoads, among others, used this pedal to achieve more distortion in his amps. We took a few liberties, like removing the part of the circuit that handles the bypass and made it true mechanical bypass, giving it asymmetrical clipping as a stock feature of course you can just leave out the extra clipping diodes if you want, adding a toggle switch to switch between standard clipping and led clipping which.
Mxr m69 prime distortion guitar effects pedal musicians friend. Alas the only thing close to the distortion ii was. It seemed weird that it had lower gain than the classic overdrive gtod yet was voiced with an artificial hard rock distortion sound. The perennial favorites, the boss ds1 and mxr distortion ii, can. Utilization the configuration of the mxr m104 is really easy to follow and is straightforward overall. Free electronic schematic diagrams, electronics cad software, electronic pcb software, guitar wiring diagrams, amp schematics, repair manuals, amplifier layout diagrams,pcb software for making printed circuit boards, amplifier design software. I bought an mxr classic distortion at gc a while back and never really cared for it but was too lazy to return it.
Its been a real labour of love reengineering the distortion ii circuit to be used on a 9v. The resonance control is a low frequency parallel gain stage with an input level control. It seemed weird that it had lower gain than the classic overdrive gtod yet was. Alas the only thing close to the distortion ii was the name. Feb 24, 20 mxr distortion ii demo gregory flanagan. Page 1 dd11 dime distortion 92503004154revd page 2 dime distortion description power directions specifications thick, powerful distortion with the mxr dime distortion is run a.
To mod your distortion iii like this, remove c4 as marked on the pcb, and bridge the 0. Mxr distortion plus project documentation aphelion distortion. The foam packing material in the original mxr box has fallen apart and gotten into the. It is strikingly similar to the dod overdrive 250 distortion pedal. Would love to see a vero for the mxr distortion ii. If you have a local guitar shop nearby not samash or gc, this should be an easy fix for them. Page 1 dd11 dime distortion 92503004154revd page 2 dime distortion description power directions specifications thick, powerful distortion with the mxr dime distortion is run a cable from your bass to rotate the distortion knob input impedance 1 m. Btw the internal voltage regulator lm7815 requires an minimum of 18 volts to supply a regulated 15 volts to the circuit. It was seen on stages worldwide and heard on hundreds of timeless recordings. Nov 26, 2008 mxr released a simple hard clipping device called the distortion plus in the late seventies. The resonance control is a low frequency parallel gain stage with an input level contro.
Schematic donated by gustave smalley as a hand drawing. Online schematic capture lets hobbyists easily share. Overdrivedistortion in the middle ranges of the output and distortion controls, youll find softclipped distortion tones that sound truly retroauthentic, especially when theyre mixed with a splash of reverb. I also added presets for the bbd bias and for the mix between straight and delayed signals, so you can maximise your chorus sound. We created several and we have redrawn some schematics that were already available on the internet for readability or ease of. Mxrs contribution to phaseshift effects was the high. It was about preamp overdrive for a lot of players and boogie was leading the way on that. The distortion character is very dynamic and woody or resonant sounding. Like all mxr pedals, the distortion iii features a heavyduty casing, switch and jacks for a lifetime of use.
The dii is kind of the sleeper of the original mxr line. It was the first product sold by mxr with great success. The simple and reliable design uses only 1 operational amplifier and a pair of germanium diodes in order to create a distortion effect that boosts the guitar signal up to 46db, with a simple mildhump. Take your overdrive and distortion tones into new territory. Here is a list of the schematics that are exclusive to this site. Mxrs system preamp ii m150 reverse engineering a schematic and uncovered mxr schematics of m140. Description an opamp amplifier with clipping diodes. This is more a matter of personal preference, but it matches bass a lot better with the bypassed signal. A reworked mxr micro chorus using an mn3007 and a few component changes. If you are with me so far, lets set up a driver stage. Online schematic capture lets hobbyists easily share and discuss their designs, while online circuit simulation allows for quick design iteration and accelerated learning about electronics. It incorporates many ideas that came from people using.
This is a pretty dramatic change for the distortion iiiclassic distortion. Weve opted for the opamp version of 61 the circuit, instead of using two. Mxr distortion plus project documentation aphelion. Guitarists everywhere mistakenly thought that this little device was the secret to randys tone. As its name implies distortion, its a distortion parallel clipping but has a rather mild sound. This pedals warm, articulate sound is easy to dial in with a classic output, tone, distortion control setup.
Youre very unlikely to get one that works, and any that you do get will be desoldered from. At the time dod spent most of its time copying mxr pedals, and the circuit is almost. Delivers everything from massive distortion crunch to silky overdrive. Breadboard a vintage distortion small bear electronics. The pedal is a newer design that has more in common with other tube screamer type pedals that it sounds like. Mxr distortion plus the distortion plus pedal is very popular and good sounding distortion. You might sometimes see them advertised at stupid prices on ebay dont bother buying them. This is the preamp which i have used for about 30years in my main stereo system.
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