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Vintage Synth Repair

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Roland Tb303 CPU

2002-11-24 by alexandre.lannoote@freesbee.fr

Hi, My TB303 Bassline CPU is dead... does anybody knows where I could find a CPU type: Nec s µPD-650C-133, 4-bit microcomputer. Or, is there an alternative

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Pro One style 10K PCB mount Pots?

2002-11-19 by rick smith

Hi guys I need pots for a Pro One.. they are 10K PCB mount pots with plastic shafts with *no* threads for Panel mounting... I know wine country sells them but

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Synth Repair

2002-11-19 by bullzeyes69

A while ago I posted about a problem I was having repairing an OB-8 keyboard. I have checked all connections, cleaned the board and still cant get the volts

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Re: ARP Odyssey Problems

2002-11-18 by Robert Williams

Have you tried posting this query to the OdysseyPatch email discussion group? It is specifically set up to address Odyssey discussion. You can find

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ARP Odyssey Problems

2002-11-14 by cyfix_au

Hi, im new to this group but have been collecting keys for some years and found this group looking for info on an White ARP Odyssey 2800 I have just acquired.

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Re: HELP ME with my ob-8!!!

2002-11-13 by bullzeyes69

... bad..... ... voice1 ... well..... ... wrong ... oscillators report bad.... leads me to believe something else might be wrong.....

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HELP ME with my ob-8!!!

2002-11-13 by Rich Nolden

I have recently aquired an ob-8. Upon firing the bad boy up i found the sounds to be wierd and pots to not seem to work correctly. SO i downloaded the service

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Korg 01/WFD

2002-11-10 by Brian Fuller

Anybody out ever seen an 01/W that powers up and appears fine until you play it and it s dead. No sound from the outputs. I did get very faint audio when I

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Need SP-700 LCD Display.

2002-11-09 by kheindl

Does anyone know where I can buy a replacement LCD display for my Roland SP-700 sample player? Roland says they no longer have the part so I m out of luck

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Kurzweil K2000 problem

2002-11-08 by jquartic

Hi all, I have a problem with a Kurzweil K2000 synth that has rendered it useless. The unit was absolutely fine one minute, and the next minute it started to

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inexpensive TASCAM gear

2002-11-07 by Don Slepian

Excellent digital recording system for very little money on ebay! TASCAM 8 Channel Digital Sound Card:

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Re: polymoog repair

2002-11-07 by rhintraeger

... Hi Scott! As far as my Polymoog (Model 280) is concerned, there shouldn t be problems with oscillator instability. Basically, as the Polymoog is no

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requiring parts for Ensoniq SQ80

2002-11-05 by P.P.

I am requiring either new or working second hand parts for a Ensoniq SQ80 Synth - at a reasonable price (as I am on a disabled pension). Either an Assembly

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Re: [vintagesynthrepair] polymoog repair

2002-11-04 by midigod@aol.com

... In this instance, unstable means that they drift with temperature. The power supply has been updated so as not to be marginal, although that was before I

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polymoog repair

2002-11-04 by tsomneevich

Hi Group (especially Tom), I can get a Polymoog for a fair price, but I m told the oscillators are unstable . Is this an easy fix? I m getting the schematics

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Re: [vintagesynthrepair] Wurly voltages

2002-11-04 by Skip Spoula

Its been years since I had my 200A. If memory serves me right. The only thing I ever had go wrong was the transistors. I m sorry but when I sold the 200A the

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Wurly voltages

2002-11-04 by einarekstrom

Hi all, The Wurlitzer group seems a little slow in traffic, so I give this group a shot. My Wurlitzer 200(not 200A) measures roughly 5,4 V across the pick up,

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Prodigy schematics and more

2002-11-01 by rikdeclercq

Just to let all you repaircrazy people know that MIDIGOD@aol.com was so kind to post the schematics of the Moog Prodigy on: http://www.pmerecords.com/Tech.htm

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Re: [vintagesynthrepair] Arp Mods

2002-10-31 by Robert Williams

Post this query on the ARP Odyssey email group. You ll get a lot of replies to this one! You can find a link to their group on the Email page of the Odyssey

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Ace Tone Top 1 Switch

2002-10-29 by Mike Walters

Hi, I m looking for a power switch for an Ace Tone Top 1... It s a DPST switch measuring 1 3/8 x 3/4 Any help greatly appreciated! -Mike

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Re: Arp Mods

2002-10-28 by futilityengineer

Ditto that, I d *love* to find out more about putting in C.M.S. Style patchpoints, especially if Phil Scirroco is no longer doing them (which I recall hearing

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Arp Mods

2002-10-28 by j9a2g52

I performed the resistor modification on the filter of my Arp Avatar and got... no souind at all. The values of the resistors removed were correctly

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Prodigy schematics

2002-10-28 by rikdeclercq

I ve bought a prodigy that has been upgraded by the former owner, but something has gone wrong. There are a number of holes drilled in the backside and some

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Prodigy schematics

2002-10-28 by rikdeclercq

I ve bought a Moog Prodigy that has been upgraded by the former owner, but something has gone wrong. There are a number of holes drilled in the backside and

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Prodigy schematics

2002-10-28 by rikdeclercq

I ve bought a Moog Prodigy that has been upgraded by the former owner, but something has gone wrong. There are a number of holes drilled in the backside and

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Prodigy schematics

2002-10-28 by rikdeclercq

I ve bought a Moog Prodigy that has been upgraded by the former owner, but something has gone wrong. There are a number of holes drilled in the backside and

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Prodigy schematics

2002-10-28 by rikdeclercq

I ve bought a prodigy that has been upgraded by the former owner, but something has gone wrong. There are a number of holes drilled in the backside and some

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