Hi Jeppe, thanks for the info, really seems like this is normal and nothing is broken; still dont get it how I did these thick fat basslines with one sinewave,...
732
mokkinger
Nov 9, 2011 1:39 pm
okay, sounds good... whenever you have the time, I'll be glad to hear any examples; and thanks for your help! mark...
733
Alan Dicker
alanmdicker
Nov 9, 2011 6:34 pm
I would take Florain word for it on these matters he knows the Monopoly very well but a full recalibration would start from the power supply and is detailed in...
734
thesnomans
Nov 21, 2011 8:44 pm
I was curious if anyone had any idea why Korg thought it necessary to add the 500 ohm resistors to the top of the VCO chips, when the SSM2033 already has a...
735
Alan Dicker
alanmdicker
Nov 21, 2011 9:26 pm
Is the idea not to regulate the heat of the chip to hold a constant temp? Maybe they found the stock chips ran to hot in the MP's circuits and extra external...
736
Jeppe Madsen
suicidesushi...
Nov 22, 2011 2:27 pm
Hi. Do you know if there is a Highpass / Bandpass filter mod for the MP4? Or is it possible to mod the Mono/Poly and install an extra filter stage (like with...
737
Florian Anwander
fanwander
Nov 22, 2011 2:38 pm
Hi Jeppe ... I don't know any solution to implement a highpass with an SSM2044 (beside known halfhearted workarounds like mix the filtersignal with the phase...
738
Jeppe Madsen
suicidesushi...
Nov 22, 2011 9:22 pm
Yes that would be nice. Maybe before the LPF. Then I could use the trig out to trigger an external envelope and filter? Jeppe 2011/11/22 Florian Anwander...
739
dir_marillion
Mar 8, 2012 11:23 am
Hello, This is my first post here. It seems a great yahoo Forum with knowledge base and I would like to thank all people here for sharing their help to others....
740
Florian Anwander
fanwander
Mar 8, 2012 11:58 am
Hello ... I think the TL072 which does the portamento buffering for VCO4 might be broken. It is IC10. Florian -- *http://fa.utfs.org/*...
741
dir_marillion
Mar 8, 2012 12:10 pm
Hi Florian, Thank you very much. Is this TL072 on the same board as the HD14066BP ? Does it have a similar or I can order it as TL072 ? Do I have to tune all...
742
Florian Anwander
fanwander
Mar 8, 2012 12:29 pm
... The TL072 is a standard chip you will get it at any electronics shop It is located on the VCO board close to Connector CN12 Florian...
743
Jeppe Madsen
suicidesushi...
Mar 8, 2012 2:11 pm
Hello. I have the same problem. If I leave th MP4 on for a while the VCO's and the portamento works allright. I would like to fix the problem though, so please...
744
Florian Anwander
fanwander
Mar 8, 2012 2:24 pm
... Jeppe! dir_marillion related his request to your thread two years ago. You never responded my suggestion. Did you ever try to replace the 4066? Florian...
745
Jeppe Madsen
suicidesushi...
Mar 8, 2012 2:41 pm
No... Sorry I didn't respond. My mail went under and i couldn't post. So I requested access to the group only recently. I never got around to replacing it...
746
dir_marillion
Mar 8, 2012 5:57 pm
Hi Florian, I bought 4x TL072CP chips, for a very low price. I am not sure what is the CP at the end of the TL072. *** Please confirm (if you know) that this...
747
Alan Dicker
alanmdicker
Mar 8, 2012 8:09 pm
I would only replace the chips as and when they fail unless you are a dab hand with removing ICs.  You don't want to start lifting traces up where no work...
748
Florian Anwander
fanwander
Mar 8, 2012 9:46 pm
Hello, TL072 ist _the_ standard chip. All your music gear is using those, as TL071/72/74 (1, 2 or four OpAmps). There is nothing special about them. They cost...
749
Florian Anwander
fanwander
Mar 8, 2012 9:47 pm
Hi ... Sorry, I had not seen, that Alan wrote everything already. I dod not want to double it. Florian...
750
dir_marillion
Mar 8, 2012 10:03 pm
Hi, I did not understand if Alan meant that I can use the TL072CP or not or I have to buy another chips which are only TL072 and not CP. I will open the...
751
dir_marillion
Mar 8, 2012 10:08 pm
Sorry to correct my previous post. I mean where is the board KLM-398 to my board ? According the picture I sent in my first post, it is not where it should be....
752
Alan Dicker
alanmdicker
Mar 8, 2012 10:38 pm
Yes you can use TL072CP don't worry about the CP the number is right. Not sure what you mean by where is KLM-398. Its right here in your picture. The small...
753
dir_marillion
Mar 8, 2012 10:49 pm
Hi Alan, Thank you very much for the info. I will check it tomorrow and will let you know. The internal photo from my Mono/Poly is this:...
754
Alan Dicker
alanmdicker
Mar 8, 2012 11:16 pm
A ha I see what you mean now. Thought the first picture was your monopoly. obviously not. Very interesting nto seen that before. I may have to pass this...
755
Florian Anwander
fanwander
Mar 9, 2012 7:15 am
Hello the old version of the MonoPoly did not have the KLM398. Also I don't understand what for you are looking at the 398. You have to change the IC10 on...
756
thesnomans
Mar 9, 2012 8:47 am
What is the thermal adhesive that Korg used on the resistors that go across the VCOs in the mono-poly? I imagine I could just use the same thermal compound...
757
dir_marillion
Mar 9, 2012 1:24 pm
Hi, Ok, I understood that I have the older revision of Monopoly, that;s why I do not have the KLM398. Today I opened the case as promised, with care. You can...
758
Florian Anwander
fanwander
Mar 9, 2012 1:48 pm
Hello ... Yes. There are two, but the one which affects VCO4 is under the second bentover capacitor (counted from the bottom of the circle). ... There is a...
759
dir_marillion
Mar 9, 2012 3:06 pm
Hi Florian, Your information is valuable !!!!!!!! Thank you very very much. I will follow your steps tomorrow morning, as I think you have almost explained me...
760
dir_marillion
Mar 10, 2012 12:51 pm
Hi, Today I reopened the case and boards but I couldn't touch the TL chips. I am afraid that my skills are not too good to proceed unsolder it, without causing...
