Jun 10, 2008 the mutron iii also used optoisolators to control the filter, which was novel for the time. View and download musitronics mu tron iii operating instructions online. Finally, i was able to understand this mysterious circuit. Mufx is the only authorized and legitimate reissue of the musitronics product line. Musitronics mutron iii neutron general guitar gadgets. The mutron biphase is a legendary phasor pedal, designed by mike beigel along with aaron newman at musitronics usa in about 19734 for more infos, please visit the musitronics official website at. Mu tron mutron iii cw box, instructions and ps1 psu. The control of the filter is also simple, with the filter frequency set by two resistors and two capacitors. We were aware of most of the effects that were around, but the phase shifter that we were going after was maestros ps i. Get the exact sound youd get from the mutron octave divider but. Free up your precious time with the tron script technibble. All the code for tron is available here on github note.
If you perform a software update, including but not limited to a firmware update, to a ygg affiliated product, then ygg will collect personal information from. This project is from the geofex site based on one of the most famous and best sounding envelope filters ever madetrademarks mentioned here belong to their owners not to general guitar gadgets. Here we have a quick demo of the vintage phasor guitar effects pedal from mutron musitronics. A 3pin socket located on the rear of your mutron will accept the output of. The most celebrated musitronics effect is probably the mutron iii, the first envelopecontrolled filter in modular form. It used technology from the old univibe, with lamps and photo cells, and featuring two independent sweep generators which could be coupled, each with individual rate controls and the option to choose square or sine waves. Mutron iii translates the envelope or volume picture of every note automatically into an easilycontrolled, articulated, vowellike sound as fast or slow as you play. Mutron biphase has been like the ultimate dream guitar fx pedal for me for like 10 years now im a huge smashing pumpkins fan and the mutron and eh microsynth seems to be corgans and ihas favourite pedals. Unfollow mutron iii to stop getting updates on your ebay feed. Mutron iii power supply this power supply is very unique. How it works looking at the schematic, the neutron is composed of six operational amplifiers. View and download musitronics mutron iii operating instructions online. They are the mutron iii products with the ac line cords, and labeled as produced by mutron inc. Skip to main content skip to footer site51274034486405 site512747416195185352 new 150436 electroharmonix xo qtron plus envelope filter guitar effects pedal site51274034486405.
Vintage mutron iii discussion in the stomp box started by kozmo, jul 2, 2019. Musitronics mu tron flanger c all about modern commercial stompbox circuits from electro harmonix over mxr, boss and ibanez into the nineties. The original mu tron iii ran on 18v, using two 9v batteries. This is no big deal for the home user but if you are utilizing tron in a commercial environment you should be aware of the licensing restrictions that come with some of. The mutron iii also used optoisolators to control the filter, which was novel for the time. From original musitronics mutron iii ad circa 1970s. Most supplies have only one rail, but the mutron must have two voltages. This is a musitronics mutron iii replica project called the neutron. This is my take on a vero layout for the classic mutron iii auto wah envelope filter based on the neutron filter by r. Used by jerry garcia, bootsy collins, stevie wonder, and a whole host of talented musicians, the mu tron iii allows for lowpass, bandpass, and highpass filter responses. This is a really cool clone of the original mutron 3 i built from the geofx projects. They are the mu tron iii products with the ac line cords, and labeled as produced by mu tron inc. Neutron filter 3 2 the state variable filter is an unusually flexible filter, allowing as it does simultaneous output of high, low, and band pass outputs. Besides providing inverted vowel trajectory staccato snap, mutron iii also functions as an automatic wah pedal.
I only changed 3 and they are the same value as original. Electroharmonix xo qtron plus envelope filter guitar. If you go with my choice here make sure the contacts change as shown in the diagram. This is a musitronics micro v envelope filter replica. This is the closest to a perfect replica from the movie tron. This same method would also be used for the mutron phasor ii and biphase. If you want to view the code without downloading a 500mb package, or want to contribute to the project, github is a good place to do it. The mutron iii was invented by mike beigel, a founder of musitronics.
Flip the switch and enter flynns private office complete with laser and flynns computer. I decided it wasnt worth it, im returning it and planning on buying a clone of the original mu tron iii. Extracting elements from one of the prototypes of a synthesizer he was developing for guild guitar company, mike beigel based the mutron iii, at the instigation of guild engineer aaron newman, on a prototype called the timbre generator. The company was known for producing highquality products with many useradjustable parameters, but high production costs and a failed. Mutron iii can be used with an octave divider or other devices or in pairs for cascading effects. Page 3 of 3 software, there will be both open, free and closed source software included. Beigel did lend his expertise to electroharmonix, creating an update of his original design, the electroharmonix q tron. Schematics, product picture illustration, specifications, interconnection diagram, pc board layout, parts list, semiconductor generic reference numbers, service bulletins engineering changes modifications, an owners guide for the operation of the equipment. The mu tron iii used optoisolators to control the filter, which was novel for the time. By default when you obtain the complete package of tron including the master script and the bundled software, there will be both open, free and closed source software included.
Debuting in 1972, musitronics mutron iii was the first standalone effects. There is also one on general guitar gadgets but its a variant. I bought this assuming it was the same circuit as the original pedal, but its defiantly been modified pretty heavily. Mu tron micro tron octave divider analog effects pedal phasor phaser optical envelope follower filter auto was musitronics mufx mu fx mutron biphase biphase biphasor biphasor flanger delay reverb overdrive compressor jerry garcia stevie wonder bootsy collins grateful dead shakedown street fire on the mountain. This is an outstanding and simple little filter circuit. This envelope pedal is based on a mutron iii but with a. Musitronics mutron iii operating instructions pdf download. I read that buying the power adapter would help the sound, so i did.
Mutron micro tron octave divider analog effects pedal phasor phaser optical envelope follower filter auto was musitronics mufx mu fx mutron biphase biphase biphasor biphasor flanger delay reverb overdrive compressor jerry garcia stevie wonder bootsy collins grateful dead shakedown street fire on the mountain. Dont forget 1 eh qtron designed by one of the creators of the mutron. Dec 31, 2011 dont forget 1 eh q tron designed by one of the creators of the mutron. Feb 02, 2016 here we have a quick demo of the vintage phasor guitar effects pedal from mu tron musitronics. I decided it wasnt worth it, im returning it and planning on buying a clone of the original mutron iii. Mar 23, 2004 they are the mu tron iii products with the ac line cords, and labeled as produced by mu tron inc. Mutron biphase vintage the mutron biphase is a legendary phasor pedal, designed by mike beigel along with aaron newman at musitronics usa in about 19734 here are pictures and other material i had in my folders about of this great phasor box and musitronics. Mutron mutron iii cw box, instructions and ps1 psu. Based on one of the most famous and best sounding envelope filters ever made trademarks mentioned here belong to their owners not to general guitar gadgets. Any trademarks mention on this page belong to their rightful owners and not to general guitar gadgets. The sweep circuit includes the vactrols ledldr which in the original were custom made parts. The mu tron phasor used transconductance opamps for the variable element at a time when most people were using fets.
I was disappointed at first, as this is a lot trickier to dial in than my mu tron, as the controls are very interactive, but i was able to get it in the ballpark. This isnt as limited as it sounds, because the package isnt just a script. May 02, 2010 this is a really cool clone of the original mu tron 3 i built from the geofx projects. There was an optional power supply the ps1, and with later versions had builtin ac power supplies. Mutron microtron octave divider analog effects pedal phasor phaser optical envelope follower filter auto was musitronics mufx mufx mutron biphase biphase biphasor biphasor flanger delay reverb overdrive compressor jerry garcia stevie wonder bootsy collins grateful dead shakedown street fire on the mountain. The trutron does everything the mutron did and a whole lot more. It takes a plus and minus voltage to run this unit. A schematic is available over on the madbean site, i just completed a clone circuit and it sounds terrific.
Musitronics mutron iii neutron this is a musitronics mutron iii replica project called the neutron. Not that mutron lost a lot of money, but we just sort of plodded along. We had lots of bigname musicians using our products, but our phaser cost a hell of a lot more to. Musitronics mutron flanger c all about modern commercial stompbox circuits from electro harmonix over mxr, boss and ibanez into the nineties. Use mutron iii to create a variety of synthesizer sounds through most electrified instruments guitar, keyboards, drums, flute, saxophone, brasses, bass. It is the same circuit as the mutron with the added features of being truebypass and accepting a regular 9v. Some of these switches have the opposite contacts in the. Mxr also came out with the phase 90 while we were designing the phasor, but we gave ours two more stages.
With his new mufx company hes offering the trutron 3x, a modernized and miniaturized version of the famed mutron iii. I came across that as well, i just hope the mutron ii uses the same capacitors as the iii. Last night january 17, 2014 while working with my colleague richard lingenberg on some new product design work, we got to talking about the arp mu tron inc units, and i got a big and. The arcade consists of designs from the first movie with the tron machine from the second movie. Follow this product to see new listings in your feed. This is a well known pedal that had features written about it and the auction in newspapers, magazines etc. Most of the optical units that we found to work well with this circuit are now obsolete. Unfollow mu tron iii to stop getting updates on your ebay feed.
Dont buy a mu tron clone when you can buy the real thins. Musitronics, often shortened to mutron, was a manufacturer of electronic musical effects active in the 1970s. The 70s just wouldnt have been the same without rosemont, new jerseys musitronics corporation, producer of such innovative and roadworthy mutron pedal. To make this brief, richard who gets all my mutron vintage repair work and his own repair work from other sources has fixed up and calibrated. Phaser effects were common in the 1970s, but the mu tron biphase combined two phase shifting circuits and in its time was the preferred the phaserlovers phasor. The phasers are each 6stage opamp allpass filters, and the varying resistance elements are light dependent resistors. I have both of the aforementioned units, as well as a proton. Mutron iii power supply cae sound ecommerce web site. Born of a collaborative effort with software specialistworking musician rand anderson and longtime beigel design partner richard lingenberg, its a cool amalgamation of alembic stratoblaster, orange squeezer, and ratinspired circuits in an allinone drive that reflects the spirit of inspired recombination that defined mutron effects. Tron is a batch file which automates the process of disinfecting, cleaning and repairing a windows pc. I managed to track down one capacitor that has an extremely high esr, so it is probably bad. Mu fx is the only authorized and legitimate reissue of the musitronics product line.
This switch will work in the octave divider and the biphase, and im pretty sure it will work in the other effects, but i have not verified that. The mutroniii envelope filter circuit was developed by mike beigel with the help. You can hear the biphase on thru the eyes of ruby on mellon collie. I took it to a pedal repair guy, and he couldnt find anything wrong. Even after a lot of tweaking tweaking to the external controls of the micro i still found the mu tron was much darker and warmer and bloomed differently. Audio path of this mutroniii clone features ne5532 lownoise opamps and. Oct, 2016 born of a collaborative effort with software specialistworking musician rand anderson and longtime beigel design partner richard lingenberg, its a cool amalgamation of alembic stratoblaster, orange squeezer, and ratinspired circuits in an allinone drive that reflects the spirit of inspired recombination that defined mutron effects. The state variable filter in the mu tron iii allowed for lowpass, bandpass, and highpass filter response, which could be triggered from low to high or vice versa. I built this one using the boss schematic and used the same components as the.
The mu tron iii was invented by mike beigel, a founder of musitronics. It was a challenge because we never had enough money. Havent played one, just looking at the schematic in principle, theres nothing too tricky about it, but youre probably unlikely to see a pedal clone since its a somewhat large circuit. This analog envelope filter pedal, first made in 1972, is one of the greats. Mutron iii clone mutron 3 demo with gibson guitar neutron. It supplies the voltages used by the mutron iii envelope follower. I found out about the auction originally in relix magazine. Last night january 17, 2014 while working with my colleague richard lingenberg on some new product design work, we got to talking about the arp mutron inc units, and i got a big and. Founded by mike beigel and aaron newman, the companys product line focused on filtering and processing effects derived from synthesizer components. I bought this at an auction from dan healy, who was the grateful deads sound engineer for over 20 years. Beigel did lend his expertise to electroharmonix, creating an update of his original design, the electroharmonix. Mutron digital delay ddl effect unit service manual contents.
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