Re: Voice problem
2016-10-11 by gruelbastien@yahoo.fr
Yes, in very little bottles but very expensive :-)
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Re: Voice problem
2016-10-11 by Sava Petrovich
You should sell that water on eBay. Call it magic synth water. Cures all synth ailments
Re: Voice problem
2016-10-10 by gruelbastien@yahoo.fr
Hi again Florian, I have the saw at Q7 but I can t find the test point near C48, maybe it s because I have a klm366B (new production), I can t find any test
Re: Voice problem
2016-10-10 by gruelbastien@yahoo.fr
Hi I ve worked on the polysix this weekend: I fixed the battery leakage and cleaned the metal panel. I cleaned the klm367 without vinegar or baking soda, just
Re: [PolySix] Re: Voice problem
2016-10-04 by Florian Anwander
Hello Bastien ... First I washed the card with clean natural water (comme Volvic). You may lay it for 10 minutes or so in the water. After that bath shake the
Re: Voice problem
2016-10-04 by gruelbastien@yahoo.fr
Hi Florian Thanks for the explanations. I ll fix the klm367 before the others. I m currently de-soldering the ICs (with electronic desoldering pump). I ve read
Re: [PolySix] Voice problem
2016-10-04 by Florian Anwander
Two typos / corrections.... Am 04.10.2016 um 14:23 schrieb Florian Anwander fanwander@mnet-online.de ... this should read desolder all ICs in a wide area
Re: [PolySix] Voice problem
2016-10-04 by Florian Anwander
Bonjour (ou buenas dias ?) Bastien, ... The first thing before you continue with anything else: desolder all IC is a wide range around the battery, clean the
Voice problem
2016-10-04 by gruelbastien@yahoo.fr
Hello everyone I m Bastien from France, currently living in Spain. Today I begin to repair my polysix. I ve done a quick check on it, here are the problems
Re: Polysix Modwheel ALWAYS controls pitch
2016-09-27 by ocguitar@gmail.com
Ahh okay! Good to know it s not a glitch. I had my P6 brought back from the dead (battery) so I just wanted to make sure it wasn t going haywire again. Thank
Re: [PolySix] Re: Polysix Modwheel ALWAYS controls pitch
2016-09-26 by Johannes Hausensteiner
In the files section of this group in the folder Mods & Repair there is a file P6_MODS.ZIP. There you can read - among other stuff - how to make the Mod
Re: Polysix Modwheel ALWAYS controls pitch
2016-09-26 by jesusgallego@gmail.com
This is normal behaviour of the mod wheel on the Polysix that typically confuses new users. The LFO on the wheel is fixed to pitch control, in addition to the
Polysix Modwheel ALWAYS controls pitch
2016-09-25 by ocguitar@gmail.com
I m wondering what could cause the Modwheel to always effect VCO even when the Mod switch is set to VCF or VCA. On VCF and VCA the Modwheel effects VCO AS WELL
Polysix for sale
2016-09-24 by Chris Horsten
Hey sixers, I have two Polysixes and I need to move one. I m keeping the one I upgraded to a Kiwi. The one I m selling is a stock keyboard with no corrosion
Optocoupler replacement
2016-09-24 by kniatm01@yahoo.com
My poly again in exibiting unstable random pitch that is random and subtle but annoying. So the opto pc1 is the suspect if i am correct. Any good links where i
Re: Rubber kb bushings
2016-09-20 by hr.public@lonningdal.net
Do you mean the guide that keep the key in place sideways? If so I’ve used heat-shrink tubing on a couple of synths. Two or three layer seems to work well.
Rubber kb bushings
2016-09-20 by kniatm01@yahoo.com
Does anybody know of suitable keboard bushings replacement that goes under each key? I cut up pieces of flexible silicon hose but that doesn t always work well
Re: Trying to Restore a P6.
2016-09-03 by 7zlwncpbis4x22jwvkd4oc5hzu2njcsjeup42is6@yahoo.com
OK...Have replaced both 4051s, and am now seeing the proper ins and outs from IC18, as well as IC 10. IC 19 seems to be behaving itself also, and for the
Re: [PolySix] Re: Trying to Restore a P6.
2016-09-02 by chipaudette@yahoo.com
Your drop-in replacement for the Key Assigner is way more useful for the broader community than mine...since mine has the requirement to also replace the
Re: [PolySix] Re: Trying to Restore a P6.
2016-09-02 by roberflas@yahoo.com
Wow, this is amazing, can you explain how to do this mod? Thank you
Re: [PolySix] Re: Trying to Restore a P6.
2016-09-01 by Bob Grieb
Yes, I am familiar with your project. Cool stuff! I developed a PIC replacement for the key assigner on the Poly6, which plugs into the same socket and
Re: Trying to Restore a P6.
2016-09-01 by chipaudette@yahoo.com
Regarding a modern CPU to replace the 8048, I replaced my Polysix s Key Assigner with an Arduino Mega. Here s a quick overview...
Re: Trying to Restore a P6.
2016-08-31 by 7zlwncpbis4x22jwvkd4oc5hzu2njcsjeup42is6@yahoo.com
I have a constant voltage of just under +5 on the ST side of C35, and -5 on the side toward IC14. The synth won t go into manual mode, tho the switch does
Re: [PolySix] Re: Trying to Restore a P6.
2016-08-31 by Bob Grieb
A non-working DAC bit will not change LEDs or switch settings. It would only interfere with the DAC s ability to output all voltage levels. That s analog
Re: Trying to Restore a P6.
2016-08-31 by 7zlwncpbis4x22jwvkd4oc5hzu2njcsjeup42is6@yahoo.com
Yes IC17, It just seemed strange to get a constant 5V on those outputs when it was part of the tape circuit. And I have seen the pots track on all the 4051
Re: [PolySix] Re: Trying to Restore a P6.
2016-08-31 by Bob Grieb
IC17 pins 3 and 4 look like part of the tape out circuit. Are those really the ones you are looking at? Also, one thing I forgot to mention. The voltage at
Re: Trying to Restore a P6.
2016-08-30 by 7zlwncpbis4x22jwvkd4oc5hzu2njcsjeup42is6@yahoo.com
Thanks again for your patience and guidance on this, Bob. I m going to get this working right eventually. I see no voltage change on pin 1 of IC 14, and
Re: [PolySix] Re: Trying to Restore a P6.
2016-08-30 by Bob Grieb
Sounds like you are making progress, maybe slower than you had hoped. IC10 pins 1,2,3 are configured as a voltage follower . This is a buffer with gain of
Re: [PolySix] Re: Trying to Restore a P6.
2016-08-30 by Bob Grieb
An interesting idea, and one that I have actually been thinking about over the past few months after reading posts about debugging KLM-367 s. I was
Re: Trying to Restore a P6.
2016-08-30 by tlule@gmx.de
Man, what a nightmare you have there. And you seem to be not the only one. I was wondering about the following point. It should be quite easy to set up a jig
Re: Hello group!
2016-08-30 by kniatm01@yahoo.com
Thx, what challenges were you experiencing with yours if i may ask beside the obvious battery leak? Unbelivable how much minor work went into mine thus far
Re: Hello group!
2016-08-30 by 7zlwncpbis4x22jwvkd4oc5hzu2njcsjeup42is6@yahoo.com
Welcome. I have learned a lot in the few weeks I ve been here, and also am trying to restore a neglected P6. Good luck!
Re: Trying to Restore a P6.
2016-08-30 by 7zlwncpbis4x22jwvkd4oc5hzu2njcsjeup42is6@yahoo.com
So...new IC 23 installed. Trace looks like it should now at pin 6, IC 18, the INH input, and I can see the outputs reacting as they should on all but two
Hello group!
2016-08-30 by kniatm01@yahoo.com
I am new to this group and feel excited to be a part of this group where i can talk about polysix. I have a lot of questions which are primary focused to help
Re: Trying to Restore a P6.
2016-08-24 by 7zlwncpbis4x22jwvkd4oc5hzu2njcsjeup42is6@yahoo.com
Digikey showed them all as obsolete, but Mouser had plenty, and some are on their way. I may already have a 14-pin machined socket, and am on familiar
Re: [PolySix] Re: Trying to Restore a P6.
2016-08-24 by Bob Grieb
Different manufacturers used different numbering schemes. C might mean consumer temperature range. Or it might not. You can check each mfr s data sheet to
Re: Trying to Restore a P6.
2016-08-24 by 7zlwncpbis4x22jwvkd4oc5hzu2njcsjeup42is6@yahoo.com
The first thing I checked on IC 23 was the inputs, and they checked fine, but will check them again before purchasing a new IC. And the two outputs come within
Re: [PolySix] Re: Trying to Restore a P6.
2016-08-24 by Bob Grieb
Oops. I meant pins 4 and 10, not 4 and 5. Sorry. ... On Wed, 8/24/16, Bob Grieb bobgrieb@yahoo.com [PolySix] wrote: Subject: Re:
Re: [PolySix] Re: Trying to Restore a P6.
2016-08-24 by Bob Grieb
One thing to mention... When you see a signal that looks wrong at the output of a logic gate, the first thing to do is look at the inputs to that gate. A
Re: Trying to Restore a P6.
2016-08-24 by 7zlwncpbis4x22jwvkd4oc5hzu2njcsjeup42is6@yahoo.com
I feel like I m on to something here. The signal coming from pin 4, IC 23 is smeared on my scope, especially when it is compared to the pin 10 signal. Not an
Re: [PolySix] Re: Trying to Restore a P6.
2016-08-24 by Bob Grieb
BTW, a square wave is a digital signal that is low half of the time and high half of the time. A digital signal that is either low or high is not a square
Re: [PolySix] Re: Trying to Restore a P6.
2016-08-24 by Bob Grieb
The signals at pins 4 and 10 should both be nice low or high level digital signals. They are both logical combinations of P16 and P23, but are different
Re: Trying to Restore a P6.
2016-08-24 by 7zlwncpbis4x22jwvkd4oc5hzu2njcsjeup42is6@yahoo.com
After looking at Bob s files, and checking P20-22, I find that almost everything seems to be in order. However, P23 is fine until it enters IC23, but when it
Re: Trying to Restore a P6.
2016-08-21 by 7zlwncpbis4x22jwvkd4oc5hzu2njcsjeup42is6@yahoo.com
OK...Please disregard my earlier statements about what I was seeing with the scope. I was not using it properly. Now that I am, I can see what I think Bob
Re: Trying to Restore a P6.
2016-08-21 by 7zlwncpbis4x22jwvkd4oc5hzu2njcsjeup42is6@yahoo.com
It may come to that, if they still have boards. I have checked all the connections on this one many times, and can t find any other problems. I did find the
Re: Trying to Restore a P6.
2016-08-21 by 7zlwncpbis4x22jwvkd4oc5hzu2njcsjeup42is6@yahoo.com
Re: [PolySix] Trying to Restore a P6.
2016-08-21 by Patrick Belcher
Ok, you ve tested the psu I understand, all things considered time cost and effort wise, a careful klm367 rebuild may be the way. Jed and Andrew didn t embark
Re: Trying to Restore a P6.
2016-08-20 by 7zlwncpbis4x22jwvkd4oc5hzu2njcsjeup42is6@yahoo.com
Hi Patrick, It does not recall on boot. Trying to edit any sound causes weirdness. The only way to get a working sound is by punching random buttons, or
Re: [PolySix] Trying to Restore a P6.
2016-08-20 by Patrick Belcher
Start simple, when you edit a sound, does it recall on boot? Memory failures, can t remember ic no, are common cause of weirdness. Test functionality before
Re: Trying to Restore a P6.
2016-08-20 by 7zlwncpbis4x22jwvkd4oc5hzu2njcsjeup42is6@yahoo.com
OK...So stop poking around it with a multi-meter out of circuit, and start poking at it with the scope in circuit and active. Are the images to which you