Re: [PolySix] MG section problem
2010-05-13 by Jed Jorgensen
Hi Vincent, Did you fix the two PCB errors noted here (#1 & #3): https://sites.google.com/site/jedjorgensen/klm367a/images/pcb-bugs-errors
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MG section problem
2010-05-13 by kluberrrrr
Hi everybody, I m quite desperate here, so I hope someone could help me a bit especially because I m not very good in English and I m not an electronic guy! A
Re: Curious about some mods.
2010-05-11 by radek
sounds nice. anyone?
Re: Problems with parasitic LFO in VCA?
2010-05-06 by longenough2002
After I disconnected the VCA modulation signal by desoldering R190 on the KLM-368 board, it became apparent that the VCO mod problem was not totally fixed.
Re: [PolySix] Re: New KLM367 PCB: Sourcing all the parts
2010-05-06 by M Ll
Indeed. Many thanks! [Non-text portions of this message have been removed]
Re: New KLM367 PCB: Sourcing all the parts
2010-05-06 by psicraft_designs
Fantastic! Thanks again, Andy... From all of us! Tony
Re: [PolySix] Re: New KLM367 PCB: Sourcing all the parts
2010-05-06 by Andrew Jury
Hi Tony, I just want to double check the data on the Farnell spreadsheet as there are some slight holes. Once done I will post this for all to see. Should be a
Re: New KLM367 PCB: Sourcing all the parts
2010-05-06 by psicraft_designs
Jed, Thanks again for all the information. You and Andy are certainly card carrying members of the League of Extraordinary Synth Rebuilders for undertaking all
Re: [PolySix] Re: New KLM367 PCB: Sourcing all the parts
2010-05-06 by Jed Jorgensen
Tony, there may also be good substitutes for some of the parts on backorder at Mouser. There are other brands of resistors that will work just fine and metal
Re: New KLM367 PCB: Sourcing all the parts
2010-05-05 by psicraft_designs
Hi Andy, I really could use that Farnell parts list - It turns out that Farnell s part numbers ARE interchangeable with Newark s as you suggested, so if you
Re: [PolySix] My Old Poly
2010-05-03 by Andrew Jury
Hi, Your English is better than my Italian! Please don¹t beat your Polysix! It is nearly 30 years old and liable to cause other problems. If every other G is
My Old Poly
2010-05-02 by luca b
Hi! My Polysix have the G notes NOT sounding at all..Exactly, one G every 2..(i.e.: G2, G4, and G6 NOT Playing. In emergency, I can fix it beating very tough
Re: Problems with parasitic LFO in VCA?
2010-05-01 by longenough2002
Sorry to revive this old thread, but it doesn t seem to address the VCA problem, only the LFO-to-VCO bleedthrough problem. TP5 on one of my Polysix s
Curious about some mods.
2010-04-28 by M Ll
I recently stumbled onto some interesting mods but there was no description or clarification about how to get these running. I was hoping some of you could
Re: [PolySix] Re: Polysix pricing getting out of hand?
2010-04-28 by M Ll
Jumping in late into this thread but I thought I d comment too. JP-6 s are regularly hitting $2500 without the Europa upgrade these days and prices hovering
Re: Polysix pricing getting out of hand?
2010-04-26 by rob_ocelot
... I d give Ricard his due as well. I m currently building Ricard s original Midi upgrade from scratch and he s been immensely helpful. Yes, I could have
Re: Arpeggiator startup
2010-04-26 by grantpbt
Thanks. I looked at the schematic. It s a basic 555 timer that gets reset by the key assigner when you play the first note(s). So yeah, it syncs to the user,
Re: [PolySix] LFO at VCF and VCA; pt. 2
2010-04-25 by Malte Rogacki
Update: On my own KLM367 it was indeed a broken trace. The battery acid had eaten through a trace - directly underneath the test point of the LFO, next to
Re: Polysix pricing getting out of hand?
2010-04-25 by psicraft_designs
... I completely agree with you Rob - Johannes Hausensteiner s MIDI upgrade is the reason I purchased the MKS-30 in the first place, and then Kerry s acetone
Re: Arpeggiator startup
2010-04-25 by longenough2002
When using the internal clock, it starts a new cycle when you hit the keys, so you can t go wrong there. It plays starting immediately at the correct tempo.
Re: tuning a polysix
2010-04-25 by longenough2002
I found that the trim pot most responsible for scaling was VR3 on the KLM-366B board, although it s a balancing act between VR1/VR2/VR3/VR15. If you can t get
Re: [PolySix] LFO at VCF and VCA; pt. 2
2010-04-25 by Malte Rogacki
Ok, here we go. I m currently debugging KLM367 that modulates (from the MG section) both the VCO and VCF but not the VCA. This seems to be a somewhat similar
Re: Polysix pricing getting out of hand?
2010-04-25 by rob_ocelot
Kerry, Where I see the effects of the acetone fix are in the prices for MKS-30 s and HS-60 s since people used to buy them cheap to strip them for parts. Even
Re: Polysix pricing getting out of hand?
2010-04-25 by psicraft_designs
... Right you are - The JX-3P does not use the dreaded resin-coated chip used by its sister and close cousins - That s what I get for presenting facts from
RE: [PolySix] Re: Polysix pricing getting out of hand?
2010-04-25 by Paul T
I have a JX-3P (as well as a polysix) the 3P didn t share the same chips/problem as it s rackmount version (or Juno 106) as far as I recall. To:
Re: Polysix pricing getting out of hand?
2010-04-25 by psicraft_designs
Hi Kerry, What a distinct pleasure it is to actually have a chance to thank you in person! You and Ramcur are also heroes along with the Old Crow, Jed and
Re: Polysix pricing getting out of hand?
2010-04-25 by kb_cheapmods
I think it will be interesting to see the effect of the Hyperjed KLM367 update, but I wonder if it will drive prices up or stabilize them? I m the guy who
Re: Polysix pricing getting out of hand?
2010-04-25 by psicraft_designs
I agree with you here - I have seen the value of core Polysixes (i.e. damaged and neglected non-functional units) go from $100 up to $500 in some cases.
Arpeggiator startup
2010-04-24 by grantpbt
Hi, I don t have a Polysix or MonoPoly (yet) but I was wondering one thing about the ARP on these two synths. Assuming I have the ARP clock set to the rate
Re: LFO at VCF and VCA; pt. 2
2010-04-24 by radek
modwheel modulates ONLY VCO. There are some modifications to change it.
Polysix pricing getting out of hand?
2010-04-24 by rob_ocelot
I ve noticed a disturbing trend on Craigslist and ebay lately. The asking prices for a working Polysix have skyrocketed to the point where it s starting to
Re: [PolySix] tuning a polysix
2010-04-23 by Andrew Jury
Hi, This topic has been much talked about in this forum in the past. You find that the basic technique for getting the P6 tuned is outline in the calibration
Re: New KLM367 PCB: Sourcing all the parts
2010-04-23 by psicraft_designs
... Heartily seconded, but who would be so bold (and may I add fearless, rich and idle enough) to source the parts in quantity, sort them all into organized
Re: [PolySix] New KLM367 PCB: Sourcing all the parts
2010-04-23 by Andrew Jury
Hi, I have a near complete list of parts using Farnell if you are interested. Some of these parts are not difficult to obtain, even in a third worlds county
tuning a polysix
2010-04-23 by Nicolo Brattoli
I just want to know if there s an easy way to tune in the right scale a polysix [Non-text portions of this message have been removed]
Re: [PolySix] Has anyone tried fitting another synth's keyboard to polysix?
2010-04-23 by Dave Garfield
Hi Paul, Bob Weigel of Sounddoctorin.com has come up with a good fix for those ol nasty Panasonic-type bubble switches. He found a material used by NASA
[PolySix] Has anyone tried fitting another synth's keyboard to polysix?
2010-04-23 by Paul T
My polysix keys don t work right. It s it s only real fault at this time, having repaired my PCB and done the battery mod/rechip all is well there. I know you
New KLM367 PCB: Sourcing all the parts
2010-04-21 by psicraft_designs
Hi everyone, As a member of the groupbuy set up by HyperJed, I am going about acquiring the parts needed to populate the new KLM367-a PCBs I have coming - No
Re: New KLM367 PCB: Thanks and a debugging note
2010-04-20 by hyperjed
In looking into this further I discovered that once the MG section was working properly my own board I had LFO noise present on all the oscillators. This was a
Re: Original Polysix Factory Patches
2010-04-18 by lamailperaccountdifacebook@ymail.com
yes thank you, an the patches worked also for me.
Re: [PolySix] New KLM367 PCB: Thanks and a debugging note
2010-04-18 by Andrew Jury
Hi, Thanks for the Œheads up¹. I haven¹t actually seen the run of boards you have because we are all covered in volcanic ash in the UK and hence no US
New KLM367 PCB: Thanks and a debugging note
2010-04-17 by kb_cheapmods
First, infinite thanks to Jered, Andrew, and their team for all the terrific work in making these available! I got mine on Thursday night and starting right
Re: [PolySix] Original Polysix Factory Patches
2010-04-17 by Andrew Jury
I have a copy of these preset WAV file and have used them successfully on several occasions to program various Polysix. Hope this helps, Andy On 14/04/2010
Pwm leaking to affect VCF cutoff
2010-04-17 by radek.gebicz
Hi all, I recently got a Polysix with visibly repaired corrosion damage. However, the memories still don t work (unable to save). This does not worry me as
LFO at VCF and VCA; pt. 2
2010-04-16 by r_j_d_2.phila
hi guys, so my apologies for the period between posts, but i had a very busy 1st half of 2010. anyway, i had posted a while back with a P6 problem: LFO will
Original Polysix Factory Patches
2010-04-14 by lamailperaccountdifacebook@ymail.com
Sorry to bother, i will have my polysix in a few days if everything goes right, and i didn t find a cassette with the original sound, so i want to know if the
RE: [PolySix] Re: Polysix problem- two voices are defective . Need help
2010-04-02 by backshall1 (dsl)
Here is the thread I was looking for. I still have slight problems on voices 5 and 6. Thanks to the suggestion from Chromatest to use a toothbrush with the
Re: [PolySix] P6- all programs don't save EG and VCF levels (not properly)
2010-04-01 by Chromatest J. Pantsmaker
Try using an old toothbrush with the deoxit to get those troubled areas. On Thu, Apr 1, 2010 at 5:43 AM, backshall1 (dsl) ... -- .sig -Chromatest J. Pantsmaker
RE: [PolyS ix] P6- a ll program s don't sa ve EG and VCF levels (not prop erly)
2010-04-01 by Paul T
I have one voice (5) that was out of tune for ages, couldn t tune it up as it was beyond what the pots allowed. Swapped chips and it was still voice 5 (so
RE: [PolySix] P6- all programs don't save EG and VC F levels (not properly)
2010-04-01 by backshall1 (dsl)
Success! The new TC5514 is installed and I have 32 working presets. The other main problem on this Polysix is related to at least a couple of other threads