JMJ with an 80....
2008-01-08 by Quazimodo
That s a CS80 in Michelle Jarre s Studio... wonder if it s in tune and all oscillators working...? http://fr.youtube.com/watch?v=IfosNi6w_Nk Mine still

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2008-01-08 by Quazimodo
That s a CS80 in Michelle Jarre s Studio... wonder if it s in tune and all oscillators working...? http://fr.youtube.com/watch?v=IfosNi6w_Nk Mine still
2008-01-08 by rj krohn
erik, what would the temp code look like on a VCO chip? is this a way to determine an early vs. later chip? erikfromhere wrote:
2008-01-08 by erikfromhere
I think the resolution of the one-turn trimmers is fine enough to adjust the oscillators for zero beating by ear (or let s say, 1 beat every 10 seconds, that s
2008-01-08 by rj krohn
... always ... only because it is SO accurate, that you can RELIABLY get 2 oscs so close visually that the beats are negligible. i still run it off a console
2008-01-08 by dark_november2000
... always ... Well, it was quite helpful, last night. Only in combination with the MAM tuner, and for the high end of the frequency range, though. It s
2008-01-07 by Quazimodo
Oh I dunno Stephen, I kinda love my Jupe8 as well....! Cheers, TOM ... Jupiter 8,
2008-01-07 by blchrr@homecall.co.uk
I feel exactly the same stephen... mine still has some issues, one oscillator is still out a semitone or two (really annoying) and i have some hum issues on
2008-01-07 by David Rogoff
... Using a frequency counter to tune a musical instrument is almost always a really bad idea. All you need is a good, stable tuning reference, preferably a
2008-01-06 by matrix
You are welcome. Thanks for the thanks. J cheers, matrix http://matrixsynth.blogspot.com From: yamahacs80@yahoogroups.com [mailto:yamahacs80@yahoogroups.com]
2008-01-06 by Wavecomputer360
It´s a wonderful instrument which is ultimately rewarding to use because it´s so musical and so organic-sounding. I never felt too fond of any other famous
2008-01-06 by JH.
Lacking a Strobe tuner, and with my MAM tuner not being as good as I hoped for high frequencies, I might now try to tune it with ... my Multimeter. I just
2008-01-06 by JH.
... Another great idea! ... Is your -15.0V supply correct? Asking because the 4V are derived from that. JH.
2008-01-06 by JH.
... Right; but on the other hand, when I received mine, and it was good enough in tune for playing with heavily PWM ed sounds at least, I couldn t get my
2008-01-06 by erikfromhere
I tune my CS80 s (about once or twice a year) by ear. I use a digital synth, tuned to A440Hz to tune one channel (8 voices). I just press the key mentioned in
2008-01-06 by Wavecomputer360
When reading all these reports I´m beginning to feel more and more fed up with maintaining my CS... it just is no fun anymore, especially when there´s no
2008-01-06 by hudson_fall
Thanks for that- sorry about the . on the link. Thanks for putting it on your site matrix, feel ashamed I didn t hassle the director on featuring it more!! ...
2008-01-06 by JH.
There s anothe rproblem on my CS-80: The sound is sometimes completely fading out. This happens without detuning, so I guess it s not a supply voltage thing.
2008-01-06 by JH.
... I ran into problems. As I have to tune the highest octave first, and it s higher than on my CS-50, I didn t notice this before: The MAM tuner has
2008-01-06 by rj krohn
IMO, the korg tuners blow for synths. before this strobe tuner, id rather use my ears than the korg tuner for the FINE tuning of an osc. good enough is a
2008-01-06 by JH.
I don t have a strobe tuner, nor a laptop. But I have this MAM rackmount tuner with a resolution of 0 - 3 - 5 - 10 - 20 - ... cents. And it s even possible to
2008-01-06 by rj krohn
sure thing-if ANY of the cs80(or any synth that needs tuning) owners out there have a mac laptop with an audio in jack-i think they all do-i would strongly
2008-01-06 by JH.
... http://groups.yahoo.com/group/yamahacs80/files/cs80%20tuning%20tips.pdf That sounds very helpful, especially the last paragraph about the final
2008-01-06 by yamahacs80@yahoogroups.com
Hello, This email message is a notification to let you know that a file has been uploaded to the Files area of the yamahacs80 group. File : /cs80 tuning
2008-01-06 by Wheaton, Simon
Can it go into the yahoogroups files section so we can all access it? Thanks, Simon Canberra AUSTRALIA ... This email, and any attachments, may be confidential
2008-01-06 by JH.
... No attachment received. JH. JH. wrote: i did write up some tuning tips that i wished were in the
2008-01-06 by rj krohn
a pdf with the tuning tips should have been attached to the message(email). let me know if you dont have it in it. JH. wrote:
2008-01-06 by matrix
Excellent. Thanks! cheers, matrix http://matrixsynth.blogspot.com From: yamahacs80@yahoogroups.com [mailto:yamahacs80@yahoogroups.com] On Behalf Of
2008-01-06 by blchrr@homecall.co.uk
just remove the . off the end of the link.. Cool video btw. :) ... Regards, Rob Belcher www.myspace.com/duplx
2008-01-05 by The OldCrow
Hi JH, Check the DAC span and zero on KAS. http://www.cs80.com/docs/adjustment/cs-80_adjustment_procedure_04.gif Scott /**/
2008-01-05 by matrix
I m getting: The url contained a malformed video id. Can you try sending it again. I m definitely interested. cheers, matrix http://matrixsynth.blogspot.com
2008-01-05 by JH.
Bingo! Offset adjustment of Voltage follower (VR3 KAS board) was slighly off. Adjusted it, and that nasty step between C and C# is gone! JH. ... From: JH.
2008-01-05 by JH.
Ahh - ignore this. I just measured both, and they are exactly the same. They did an excellent job on GND distribution topology. :) JH. ... From: JH.
2008-01-05 by JH.
Working on the KAS board and following this procedure http://www.cs80.com/docs/adjustment/cs-80_adjustment_procedure_03.gif To which GND point should I
2008-01-05 by JH.
Next question: I have tuned voices 1 ... 7 in section I for 0 Cent at middle C, in 8 footage. (I ignore voice 8 for now.) I notice that the adjacent C#, as
2008-01-05 by JH.
Some details I want to be sure about before I start: Power Supply adjustment: http://www.cs80.com/docs/adjustment/cs-80_adjustment_procedure_01.gif GND tie
2008-01-05 by JH.
... I know this one, from Oldcrow s site: http://www.cs80.com/docs/adjustment/ I ve sucessfully tunded my CS-50 with this, including the octave / semitone
2008-01-05 by rj krohn
i do have a camera, and an 80, but i will not be tuning mine for a bit! i did write up some tuning tips that i wished were in the manual/service. consider this
2008-01-05 by hudson_fall
I know this is boring but there s a few blink and you ll miss them clips of me playing my CS80 on my new video- here s the link anyway folks
2008-01-05 by JH.
... http://launch.ph.groups.yahoo.com/group/yamahacs80/photos/browse/385d Excellent - thank you! JH. Yahoo! Groups Links
2008-01-05 by David Rogoff
... Here s some pics: http://launch.ph.groups.yahoo.com/group/yamahacs80/photos/browse/385d
2008-01-05 by JH.
Thanks - that was fast! JH. ... From: David Rogoff To: Sent: Saturday, January 05, 2008 6:34 PM Subject:
2008-01-05 by Rick
I think you have to remove the 2 side pieces to access the lower boards. a youtube video tutorial of a CS80 being tuned would be great. anyone have a CS80 AND
2008-01-05 by David Rogoff
... Great news! ... Yikes - I do this in my sleep, so it s hard to actually remember the steps! ... You have to remove the side panels (glide/sustain on left,
2008-01-05 by JH.
All right, my CS-80 now runs (I used a ready-made autotransformer - didn t build anything myself). It s remarkably well in tune, considering the voyage around
2008-01-02 by rj krohn
yea, i was talking about a dedicated PSU, not just a x-former. i think that s your best bet. over here in the states, i believe mouser.com sells many
2008-01-02 by JH.
... Right - but on a transformer, the two are linked, because of the resisistance of its windings. Normally, you have a full-load voltage specified, and an
2008-01-02 by rj krohn
JH-i think we re moving backwards here. you are talking about voltage overage. i never ONCE suggested such. i mentioned CURRENT overage. why? because
2008-01-02 by JH.
... Damage would be the worst case - but I wasn t thinking about damage. What I want is to run the synth at a mains voltage high enough for the DC regulators
2008-01-01 by rj krohn
110 vs. 117, IMO same thing. most US voltages hover from 112-120 on a meter anyway. i think you are complicating this further than you need to. i would not
2008-01-01 by Rick
I prefer to mod gear to whatever voltage I am running it off of only when I plan to haul the synth around.. the CS80 will more then likely sit in your studio