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2009-05-10 by timothy kosiorek
I repair organs and some of the simple repairs I ve made are: The organ was not plugged into the wall outlet,this has happened about 6 different times,even in
2009-05-10 by Nik Sargeant
... I think you answered your own question .. sometimes I get lucky and look for ICs that are too warm (or cold) for comfort, so I know something is wrong
2009-05-10 by John Wieczorek
Great thread guys. I ve had a few of those - just needs a fuse or a reset bargains come my way. Most of the repairs that I ve accomplished have been broken
2009-05-09 by grantpbt
Here is my contribution to the movement. I kept a brief database of my repairs in the 80 s. Sorry that it s all uppercase, my knowledge of databases at the
2009-05-08 by duncan
... I like that story. good karma.... ... But the boards of today are almost impossible to repair.
2009-05-08 by Mike de Vries
I bought a TR-707 that the seller said was dead. $20 They had tried powering it with batteries... those batteries are only used for memory backup, not powering
2009-05-07 by Alan Probandt
Hello, I don t have any experience with synths made before the mid 1980s. I ve studied many guitar stompboxes from the 1970s, however. And I ve
2009-05-07 by Nik Sargeant
... I bought an ART fx unit off eBay - seller said that the LCD was garbage. It worked fine after a factory reset (!) .. I had a Danelectro pedal given to me;
2009-05-07 by Michael Kirk
I picked up a used JV-1010 synth module on eBay that was supposedly dead for US$70 shipped. Prior to the purchase I asked the seller if he checked the
2009-05-07 by Philip
Thanks, but I am ok for the SAD1024...I got a spare anyway. It is the SAD512D 8 or 16 pin I need. Phil. ... From: Alan Probandt
2009-05-07 by Alan Probandt
I have a tube of the Panasonic MN3207 bucket brigade ICs. This is a low-cost modern version of SAD1024 bucket-brigade chip. It runs on +5V instead of +15V
2009-05-07 by eggwheatis
I picked up a junked VP-330 MK1 that belonged to Procul Harum, It got put in a loft for 20 years and basically was a mess...both physically and electrically.
2009-05-07 by Mu
Great post, much appreciated. Of course I vehemently disagree with the statement below. In fact, I think you re joking. Cheers, Mu
2009-05-06 by r_j_d_2.phila
hi folks, im hoping you may be able to provide some insight into my issue. i have uploaded the schematic of the board in question(008-9B); the two files named
2009-05-06 by roydavies46
Hi have just joined this group and hope someone can help. I have recently aquired a werlitzer organ in not bad condition for its age.I have cleaned it all up
2009-05-06 by duncan
... this prompts me to mention that one of the most valuable tools I have in my toolkit is a jeweller s loupe. I had a problem with a yamaha an1x (the analogue
2009-05-06 by danreehoff
Hi, I need to replace to keys on my k1200. the keys just got bumped and cracked. the little rubber nobby under the key still plays the note. 1) any idea where
2009-05-06 by Alan Probandt
Here is a list of some repairs to synths that you might find interesting. The tone module repairs have all been on MIDI synths from the late 1980 s on.
2009-05-05 by Terje Winther
Hi Mu, Thanks a lot for this. And yes, I agree: I like to read stuff like this. Terje Winther ... Terje Winther terje.winther@wintherstormer.no
2009-05-05 by vcficus
My tech is repairing my CS 60 and these are the last two items I need... I ll pay for a working voice board but if I can just find two chips that would be
2009-05-05 by Mu
I had a similar experience lately - I got new keys and knobs from http://www.synthparts.com. Still searching for replacement potmeters. Did you have any luck
2009-05-05 by Mu
Got a Multiman S laying on the bench for a couple hours. Here s what was wrong, and how it was corrected: - Lost voices on all C s and E s Dead octave dividers
2009-05-04 by Michael Kirk
From my experience, most scopes have 3 or more input modes: AC coupled via capacitor - not good to measure DC signals DC coupled with high impedance (megaohm)
2009-05-03 by r_j_d_2.phila
thanks, alan. sometimes its good to question the assumptions we have....i guess its possible i spaced and had ground and + probes swapped at the scope
2009-05-03 by Dave Garfield
Hi, folks! Title says it all; the bezel on my Vintage Keys is cracked and scratched. I d LOVE to take a used, neglected one off your hands, if I may! Thanks
2009-05-03 by Alan Probandt
Hello, There is no such thing as a daft or totally lame question in electronics. Become an expert by asking, asking, asking everything that comes into
2009-05-03 by r_j_d_2.phila
hi folks, i just want to double check something really quick.... i was probing recently with my scope, and got a spark as i made contact w/ a leg. i want to
2009-05-02 by destories
Hi, RaveTrade.com just created a Search ALL Craigslist program. Now You Can : 1) Search ALL Craigslist and RaveTrade.com with One Click ! 2) Super
2009-04-24 by yampersand
I m seeking a legible Roland MKS-70 schematic. Especially of the Module boards. I have a copy of the service notes that contains the schematic but it is
2009-04-23 by Alan Probandt
Hello, Tact (for tactile) switches are a common inexpensive part that has many variations. Measure the length of the shaft between where the button
2009-04-23 by Keith Niver
Try looking at MCM.com. They have various holders. Or even antique electrical supply or DE distributors, or DIGI-Key. Sometimes even a local Radio Shack has
2009-04-23 by Thomas Cole
I know this isn t a synth but I m sure the tact switches were used in many synths as well. Please help me find Panasonic part number Sor-122hs. I ve been
2009-04-23 by Thomas Cole
Does anyone know where I can find or fabricate a fuse and fuse holder for this Farfisa MC/3 minicompact? The fuse portal/jack in the back appears to be in
2009-04-21 by duncan
... just my 2c, & I don t claim to know the polymoog, but- are you sure all those individual connections are from common supplies? you may find you end up with
2009-04-19 by Brian Davies
How about Yamaha? Regards Brian G3OYU _____ From: vintagesynthrepair@yahoogroups.com [mailto:vintagesynthrepair@yahoogroups.com] On Behalf Of gary_r_mason
2009-04-18 by timothy kosiorek
Hello:you might try these places: NTS Tech Services Yamaha Address 753 W. Lambert Rd. Brea CA 92821 US Contact Info Phone Number: (714) 990-0004 Fax Number:
2009-04-18 by gary_r_mason
Anyone know of a source for parts like transformers? Thanks! Gary
2009-04-17 by rpcfender
Thanks for the help Alan. Royce
2009-04-17 by Alan Probandt
I replaced the encoder of an EMu XL-1. I believe that it is the same type. I used a surplus hospital-grade encoder with three pins. It must have been a
2009-04-16 by rpcfender
Hi Anyone know where to get a replacement encoder for an Emu Morpheus? Is the encoder from the Emu Proteus (1,2,3, 2k or 2k5) a viable replacement? Any one
2009-04-16 by charles vetter
hi martin, i put it at 1200 euros on a french site. i am ok to go down to 1100 e. have to say that below that, i d rather keeping it and eat potatoes for a
2009-04-15 by r_j_d_2.phila
hi folks, im wondering if you can give me some advice here.... i have been working on a polymoog 283 on and off for about a year. lots done, and have been
2009-04-15 by martinreuter
... Hi Charlie, what is the price for the little black fellow? cheers Martin
2009-04-15 by charles vetter
hi all, i am selling my MS20. it s all working perfect, has an additional CV input for Moog Voltage on the back. i have the original manual too. if someone is
2009-04-15 by gnw
Thanks to everyone who chimed in on this discussion! I appreciate all the input very much. I ll report my findings in a few weeks, once I get the MS-20 on
2009-04-15 by nazca08
Many months ago, I bought a CD full of DS-8 patches. I tried to send the patches via Midi OX to my DS-8, but was unable to do so. The synth works fine. I
2009-04-15 by thirteentech
... Hi Monica, I absolutely agree with you, in any vintage restoration job a re-cap is mandatory. Therein lies the difference between restoration and repair. I
2009-04-15 by Mrs. Synthfool
Caveat: I m a total newb at this synth tech thing. ;) ... *snip* ... *snip* ... It s always good to look out for one s customers and to approach business with
2009-04-14 by Roy J. Tellason
... Well, yeah, but they went and used a 25V part in a circuit where it could have 30V across the part, a fact that came to my attention at the ARP factory
2009-04-14 by Roy J. Tellason
... Chemicals breakdown? Can you point me toward any place that documents such stuff? First I ve ever heard of this, and I m pretty dubious about the whole