MATRIXSYNTH: Milton Analog Sequencer 6x16 Vintage Style CV/Pulse Kit


Tuesday, May 27, 2008

Milton Analog Sequencer 6x16 Vintage Style CV/Pulse Kit


via this auction

"Peter Grenader’s Milton Sequencer
aka Cyndustries Milton Sequencer
aka Plan B Model 21 Sequencer

Up for auction is a partially assembled Milton Sequencer. I was Order #5 for this straight from Peter. I was really looking forward to this sequencer to control some modular gear and I almost fully populated the Engine and one Bank board--but then I ran out of time and the project sat for several years. It’s not going to sit anymore—it’s going to get built very soon by your hands!!!

If you haven’t seen the Milton, it is a dream analog sequencer that has highly configurable functionality depending on parts you populate on the boards--it is a great design! This auction includes all parts for the maximum configuration allowed by the Engine board. You may choose to do this maximum configuration or you can build it any way you like. You even get to design its user interface and control panel to be the centerpiece of your analog rack in whatever format you desire. Hopefully you'll make this an art piece! Fun stuff!

For a while Cynthia Webster for Cyndustries Modular Synthesizers company was making these but her module is no longer available. Currently similar (but inferior) pre-configured sequencers are available from Peter's Plan B company in the Module 21 series. Winning this auction you will get your Cynthia/Plan B sequencer you’ve been wanting; and you can configure the functionally well beyond anything offered commercially! This is your chance to get a nearly full parts kit for all 6 bank boards and you can get started right away!

Included in this auction

>>>> 1 Milton Engine Board…this is mostly populated. Has “Cynthia CYN10” and “PCB by Ken Stone “screened on it.
>>>> 6 Milton Bank Boards…one board is mostly populated, the remaining 5 are not populated. (note that in the picture, one pack of 3 boards is opened and each is displayed while the other pack of 3 is still sealed--under the Main Engine PCB).

>>>> 1 Milton 2-sided Original Schematic and electronic documentation. I will provide this hard-copy 11x17 inch 2-sided schematic along with all other electronic documentation I have available on a CDr. Also I have a printed copy of the manual dated June 2003.

>>>> Various Parts to finish the project. Parts include resistors, capacitors, diodes, ICs, transistors, LEDs, switches, pots, knobs (and faceplate mounting washers and nuts; knobs have a "soft" feel--same as Blacet uses; I have blue and gray knobs included!), professionally made ribbon cables connectors (that are used to connect the boards) and various other required parts. There are a few parts that ARE NOT INCLUDED—the stage gate output jacks (because I hadn’t decided banana or 1/8" mini-jack) and power supply (you have to provide 12-15V DC power).

Sequencer Configuration Choices

I was going for the fully-loaded setup. Of course, you can choose your own configuration and if less than mine you will have some spare parts.
My configuration was going to be:

6x 16 step CV banks
6x 16 step Programmable Pulse Bus
6x 16 step Stage Pulse Outs (output jacks not included)
1x 16 LEDs

Now that is one heck of an amazing analog sequencer! I was going to use the pulse outs to trigger drum sounds but you can use them for whatever you wish." via bug.out

2 comments:

  1. Buyer beware - getting a version 1 of this working is going to take some tricks. There are quite a few errors in the schematic and on the pcb that require kludging, and getting the info from Peter is going to be difficult. There's no async in this version, which is one of the big attractions of this sequencer. Still, it's a good price for what you get, and it's become a rare item.

    ReplyDelete
  2. Hi.

    um...what? :-)

    There is ASYNC directional VC. There is SYNC direction VC. What this doesn't have is ASYNC gate out of the obedient clock output

    The schematics which shipped with this kit are accurate to it's rev level.

    There are no errors on the schematic. The issue with the op amp inputs switched around was not a schematic error, it was my PCB error and they were corrected on the PCBs before they shipped !

    The Milton Yahoo group has all the information anyone needs in as far the troubleshooting procedure - for instance the caps that MAY (not all cases, depends on the user's VCC levels) need to be added to the gate outputs.

    There is a 25 page assembly instruction on line at the Big City Music site which has everything anyone will need to assemble one of these.

    There is a bill of materials on the buzzclick site...it lists .01 bypass caps instead of .1, which don't makes no difference to the performance and is listed several times in the Milton Yahoo group.

    There is a 25 step test procedure on the Buzzclick site. My email address is handily available. If you have a failure, write me the procedure steps which failed and I'll help you out.

    - P

    ReplyDelete

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