Re: [vintagesynthrepair] stuck screws in synth?
2008-03-31 by scott frye
If there s any glue around the head of the screw, slice around the head with a razor knife. Another idea is a fairly large wattage soldering iron and heat the
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Re: [vintagesynthrepair] stuck screws in synth?
2008-03-31 by Terje Winther
... There are some liquids that might help, but if it is really stuck; drill a *very* tiny hole in the middle of the screw. tw. :) Those great moments come
stuck screws in synth?
2008-03-31 by chthonic
here s a more general techie question...i have an old synth with some voice cards and one may be shorted out. problem is, i can t get the damn screws off of
korg SAS
2008-03-31 by marianlucy
Help-I have obtained a Korg SAS with no card. It will only play the tempos and rhythms-do I need a card to play the keys, or...how do I repair it?
RE: [vintagesynthrepair] Hello and voice-to-MIDI
2008-03-30 by Scott Nordlund
You should be able to get a Breakaway Vocalizer 1000 for not a lot of money (under $75 or so). They occasionally come up on ebay. I can t speak for how well
(no subject)
2008-03-30 by Michael Carlson Music
I am also hoping to get some insight on how to repair my two Roland AXIS-1 keytar controllers. I have a power module, but neither of the controllers light up
Hello and voice-to-MIDI
2008-03-30 by Michael Carlson Music
Hi everyone, I am new to this group. I am a vocalist and keyboardist in the Sacramento area of California. Most of the performing I do is in church settings,
RE: [vintagesynthrepair] Arp Quadra info (8243 needed)
2008-03-28 by Masada Wilmot
Jameco says that they have ‘em.. www.jameco.com 8243 I/O Expander 8000 Series Input/output Expander Jameco P/N 52581 Mfg VARIOUS Mfg # 8243 RoHS? No ,
Re: [vintagesynthrepair] Arp Quadra info (8243 needed)
2008-03-28 by Philip
Ok...well I ve had fun with this..after fixing the filters and going through the service manual tweaking the tuning and various other parameters..got it all
Re: [vintagesynthrepair] Arp Quadra info
2008-03-27 by Roy J. Tellason
... CVR = Control Voltage Reject You don t want the control voltage showing up in the output of a signal processing circuit, so things are supposed to be
Re: [vintagesynthrepair] Arp Quadra info
2008-03-26 by Philip
Cool thanks guys! I did the mod today....makes a huge difference to the filters...they were a bit feeble before..now they sound great and wide open.. The
Re: [vintagesynthrepair] Arp Quadra info
2008-03-26 by Malte Rogacki
http://www.till.com/arptech/pdf/4075.pdf should get you started; the schematic contains the description which resistors to change. -- Malte Rogacki
Re: [vintagesynthrepair] Arp Quadra info
2008-03-26 by Dave Garfield
ARP 4035-4075 Low-Pass Filter FC Mod. Based on the modification information on the ARPtech website, at: http://www.netcontrol.fi/~jocke/arptech/modintro.htm
Arp Quadra info
2008-03-26 by eggwheatis
I found this on the net about the 4075 filter This was ARP s own 24dB/octave filter, and appeared in many of their later instruments. It offered low noise and
Re: [vintagesynthrepair] Ensoniq... Service data?
2008-03-24 by Roy J. Tellason
... Well, I don t know what you d call older models but we stopped being authorized to fix them back in 1992 when we d closed up the shop and a customer
Re: [vintagesynthrepair] Prophet 5 J-Wires
2008-03-24 by Roy J. Tellason
... I can t speak to that instrument specifically, but there have been times when I ve replaced those in some instruments and a small dab of silicone rubber
Re: [vintagesynthrepair] Re: Roland SPV-355 PV synth module fault
2008-03-24 by scott frye
EXCELLENT!! Good find Philip wrote: All Fixed!! Thanks for your input duncan..I got the schematics from
Re: [vintagesynthrepair] Re: Roland SPV-355 PV synth module fault
2008-03-23 by Philip
All Fixed!! Thanks for your input duncan..I got the schematics from Roland..checked the PSU..all ok..After what you said I went through the CV/gate checks
Re: [vintagesynthrepair] Ensoniq... Service data?
2008-03-23 by Russell Rose
Service data? Yes , schematics for the older models are available. Inquire within. Russ
Re: [vintagesynthrepair] Ensoniq ESQ1 low output
2008-03-23 by scott frye
The ESQ-1 has a differential output section to the left/right outputs. 1st thing to check is the +/- 12 Volt DC supply lines on the CEM part pins 12 and
Prophet 5 J-Wires
2008-03-23 by pigeonbreath
Archive Sound promptly sent out key buffers for my benched Prophet 5, and I promptly put them in. Then I found out they have a top and bottom, so I get to do
Ensoniq... Service data?
2008-03-23 by Roy J. Tellason
On the subject of Ensoniq, is there any sort of service data out there on any of them? We serviced them way back when, bu tin those days they were so
Re: [vintagesynthrepair] Ensoniq ESQ1 low output
2008-03-23 by Antoine Deschênes
Replacing the power supply caps can t do any harm, try it, but if it still doesn t work, look for bad solder joints, shorted 1/4 jacks, poor connections, etc.
Ensoniq ESQ1 low output
2008-03-23 by Scott Davies
I picked up an Ensoniq ESQ1 the other day that has very low output in the left/mono channel and no output from the right channel. The ESQ1 Hacker page suggests
Re: Roland SPV-355 PV synth module fault
2008-03-22 by duncan
... it should. the filter should track perfectly if the generated CV is doing anything. first thing to check is that the CV coming back out of the box is
Re: [vintagesynthrepair] amplifier spitting out noise? (off topic?)
2008-03-22 by Roy J. Tellason
... While I am not very much in agreement with the folks that seem to find it necessary to change out capacitors wholesale in older gear, on the one hand, I
Roland SPV-355 PV synth module fault
2008-03-22 by eggwheatis
Hi, picked up a Roland SPV-355 pitch to voltage synth module from a friend recently and it s turned out to be faulty. Basically the VCO s dont appear to be
[vintagesynthrepair] Bryston 3B power amp
2008-03-21 by PeWe
Hello ! I have a Bryston 3B, serial 310255, which I buyed used in 1987 I think. Now, it needs some service,- bias calibration only I hope. I´ve found the
Re: [vintagesynthrepair] amplifier spitting out noise? (off topic?)
2008-03-21 by scott frye
Having repaired several tube amps recently , the first suspect would be a worn out tube. Second would be dirty tube socket contacts. Thirdly, dirty controls.
RE: [vintagesynthrepair] amplifier spitting out noise? (off topic?)
2008-03-21 by Brian Davies
Hi Johnny I work for Fender in the UK from time-to-time helping to reduce their backlog of amp repairs. Contact me off group and I will try to help you. The
Re: [vintagesynthrepair] amplifier spitting out noise? (off topic?)
2008-03-21 by Roy J. Tellason
... Yes, I forgot about tube sockets, I ve seen them give some weird behavior too. A bit of contact cleaner on the tube pins and then wiggling them might
Re: [vintagesynthrepair] amplifier spitting out noise? (off topic?)
2008-03-21 by Roy J. Tellason
... That strongly suggests that whatever the problem is, there s a mechanical cause to it. If I had that amp to fix I d start by going in there and
RE: [vintagesynthrepair] amplifier spitting out noise? (off topic?)
2008-03-21 by timothy kosiorek
Hello:You probably don t need capacitors,that would be needed if your amp had a continous hum,I agree that it could be a loose connection or a tube socket,try
Re: [vintagesynthrepair] amplifier spitting out noise? (off topic?)
2008-03-21 by Antoine Deschênes
If nudgin makes the noise go away, it s probably a poor contact somewhere. Try playing with the tubes, the socket and/or tube pins could simply have oxydation
amplifier spitting out noise? (off topic?)
2008-03-21 by cockandswan
hey guys... i come to you with a slightly off topic problem. i m guessing it involves capacitors or something like that, and it might be a problem someone
RE: [vintagesynthrepair] Keys for Yamaha SY-22
2008-03-20 by Brian Davies
Hi Daniel I have had a look at the parts sheets and the part numbers are NOT the same. One uses a family of keys VL570000 while the other uses a family
RE: [vintagesynthrepair] Keys for Yamaha SY-22
2008-03-20 by Jose Pereira
Bob Weigel at sounddoctorin@imt.net should have the answer for you. Best regards José Portugal _____ De:
Keys for Yamaha SY-22
2008-03-20 by Daniel Cowans
Does anyone know whether or not the keys in a Yamaha S30 are compatible for use in a SY22? They are appear to look the same but I want to be sure they will
Re: Scored an Arp Quadra..
2008-03-19 by gil_we
Congrats ! I m looking for one too ;)
Scored an Arp Quadra..
2008-03-19 by Philip
Hi there..I just scored an Arp Quadra in great condtion..the guy live really close to me too.. Wow. what an amazing sounding machine! Reading the SOS review I
how do i get my Elka 490 open?
2008-03-19 by george
looks like it has rivets holding it together,am i going to have to grind those off?
Sequential Circuits Drumtracks
2008-03-18 by chthonic
hi, i know this is about vintage synths but i thought someone here might offer some advice about this piece. It s mostly in great working condition, but a few
Re: [vintagesynthrepair] Manuals and other data
2008-03-18 by Sandra Garcia
you might try rangeraudio.com. sometimes they have manuals Sandra Garcia ... From: Keith Niver To: vintagesynthrepair@yahoogroups.com
Re: [vintagesynthrepair] Manuals and other data
2008-03-17 by Roy J. Tellason
... I usually do this stuff off-list, but... People have been corresponding with me looking for specific models and such. And then make me an offer. I don t
RE: [vintagesynthrepair] Manuals and other data
2008-03-16 by Keith Niver
Hi Roy. I would be interested in a quote for all the Fender, Gibson and Epiphone. I have started doing repairs for a dealer near me and have asked him to try
Re: [vintagesynthrepair] service manuals
2008-03-16 by Roy J. Tellason
... Sorry about that, I was attempting to send that offlist and then thigns got weird for a minute and the incomplete reply went out, to the list... :-( --
Re: [vintagesynthrepair] service manuals
2008-03-16 by Roy J. Tellason
... -- Member of the toughest, meanest, deadliest, most unrelenting -- and ablest -- form of life in this section of space, a critter that can be killed but
Re: [vintagesynthrepair] Manuals and other data
2008-03-16 by Roy J. Tellason
... That s odd. The link pops up to rtellason AT verizon DOT net (anti-spam measure) which I expected folks would fix when they saw it. Maybe not such a
RE: [vintagesynthrepair] Manuals and other data
2008-03-16 by timothy kosiorek
Hello Roy:When I clicked on the link on your webpage to email you it had a popup window asking me for a password,I d like to call you to discuss the surplus of
Manuals and other data
2008-03-16 by Roy J. Tellason
I have put together a web page listing some service manuals and other literature that I m looking to part with, here: