RE: [yamahacs80] Yamaha DK-40
2011-04-08 by Frank Vanaman
afternoon- ... series? ... The DK40 is fairly early and very much mostly just an organ rather than a polysynth in organ s clothes. It s almost all discrete
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Yamaha DK-40
2011-04-08 by rj krohn
hey guys-quick question: is the DK-40 anything similar to the EX/GX series? is it worthy of note, as far as synths go? just curious-thanks, rj [Non-text
Re: [yamahacs80] New file uploaded to yamahacs80
2011-04-07 by Fernando Zarone
Great, David! thanks for your precious support to us CS fans... Fernando ... [Non-text portions of this message have been removed]
Re: [yamahacs80] New file uploaded to yamahacs80
2011-04-07 by David Rogoff
... Thanks Fernando! I just finished fixing the CS80 that s been in my house for several months. It felt really good closing up the case and putting in the
Re: [yamahacs80] New file uploaded to yamahacs80
2011-04-06 by Fernando Zarone
I uploaded a list of some components that I replaced successfully. I think that everybody who did a mod should do this (after checking)... would be very useful
New file uploaded to yamahacs80
2011-04-06 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 : /List CS80
Re: Preset Bulbs Are Here!
2011-04-06 by Mike
I m glad that I can help. Thanks for buying them off of me. -Mike
Re: [yamahacs80] Re: Preset Bulbs Are Here!
2011-04-06 by rj krohn
fantastic-thanks mike!!! ... From: Mike Subject: [yamahacs80] Re: Preset Bulbs Are Here! To: yamahacs80@yahoogroups.com Date: Tuesday,
Re: Preset Bulbs Are Here!
2011-04-05 by Mike
I understand your concerns and you can replace all of them. They work fine. First, it won t make a difference if you swap out between two or the entire set
Re: [yamahacs80] SOLVED Re: Help! Note mess!
2011-04-05 by Andrew Kirkby
Max, Well i guess then there is no need for new sockets. Excessively soldering/desoldering will definitely cause problems with traces. You can use 0.1 ceramics
Re: [yamahacs80] SOLVED Re: Help! Note mess!
2011-04-05 by Fernando Zarone
... David, you did not reply :-) Is it better to replace them? ... To whom it may concern: The right replacement from the (italian) catalogue of RS components
Re: [yamahacs80] SOLVED Re: Help! Note mess!
2011-04-05 by David Rogoff
Sent from my iPad ... Yes - I just ordered some Mill-Max sockets with and without caps. The cap ones are about $3 each compared to less than half that for the
Re: [yamahacs80] SOLVED Re: Help! Note mess!
2011-04-05 by Fernando Zarone
Hi All, due to the fact that most of the IC sockets had been already soldered in place (correctly, by our friend Tommy from Bologna, previous owner...), is it
Re: [yamahacs80] Re: Preset Bulbs Are Here!
2011-04-05 by rj krohn
hi mike, thanks so much for doing the bulbs! i just got my order of them yesterday.ive got 2 questions, if you dont mind, before swapping them out: 1-i saw the
Re: [yamahacs80] SOLVED Re: Help! Note mess!
2011-04-05 by Andrew Kirkby
Hi Max, Personally i d just add decoupling caps and replace ALL the CMOS in the unit with new TI stuff. All the old CMOS in the unit will fail - i m actually
SOLVED Re: Help! Note mess!
2011-04-05 by max fazio
Hi Andy I ve read somewhere about a custom project which enabled to isolate the most critical points (KAS, SH, TKC) from occasional shocks and PSU failures;
Re: [yamahacs80] SOLVED Re: Help! Note mess!
2011-04-04 by kirkbyte@optusnet.com.au
Hi Max, That is good news. Just as i had suspected... Where do you want to put more fuses? Andrew
SOLVED Re: Help! Note mess!
2011-04-04 by max fazio
Hi all Happily we solved the problem: 2 4016 CMOS brought their soul back to the Almighty but , at least, no other problem was found; can anybody tell me about
Re: [yamahacs80] re: possible CS-80 & more for sale in Southern Ontario
2011-04-04 by Massimo Rosati
Lol, don t let the word southern fool you... it s a lot closer to the North Pole than I would like. On Mon, Apr 4, 2011 at 2:33 PM, Steve Wilsons
re: possible CS-80 & more for sale in Southern Ontario
2011-04-04 by Steve Wilsons
I suddenly got the urge to move to southern ontario.... how are the winters? [Non-text portions of this message have been removed]
Possible CS-80 & more for sale in Southern Ontario
2011-04-04 by analogmo
Hi, Here s an email that I never thought I d write.... I m in the preliminary stage of considering the idea of clearing out my synth collection, the bulk of
Re: [yamahacs80] Help! Note mess!
2011-04-03 by Max Fazio
Hi Sounds like some CMOS shorted out. Which fuse blew? Apparently the one on the left if you look from a higher pov with the keyboard in front of you Update:
Re: Help! Note mess!
2011-04-03 by max fazio
Hi Andy I really hope it s just like what you said Fernando did align all of the KAS trimpots going from K1 to K8 @125mV; now it happens that the trimpots
Re: [yamahacs80] Help! Note mess!
2011-04-03 by Andrew Kirkby
Sounds like some CMOS shorted out. Which fuse blew? Sent from my iPhone ... [Non-text portions of this message have been removed]
Help! Note mess!
2011-04-03 by max fazio
Hi all I m writing on behalf of Fernando who s got another problem with his machine which was eventually about to be fully restored. While removing one board
getting to the keyboard contacts - picture
2011-04-02 by David
Last thing to fix on this CS80 are some bad wires / contacts on the back of the keyboard assembly. I m really looking forward to putting this all back
Re: Aftertouch problem
2011-04-01 by Mike
David, there isn t an industry standard part number or simple source for the bulbs that I am selling. Here s my e-bay page where you can buyt them:
Re: Aftertouch problem
2011-03-31 by Quazimodo
I also had severe AT issues after I hade done the TKC upgades. I spent a long time trying to trace the problem. In the end it turned out the one wire to TSB2
Re: [yamahacs80] Aftertouch problem
2011-03-31 by Andrew Kirkby
Hi David, I ll upload the spreadsheet over the weekend. It s on my work computer and i m not there today. It s very easy to damage the thin wiring on those
Re: [yamahacs80] Aftertouch problem
2011-03-31 by David Rogoff
Fernando, Please put your parts spreadsheet in the files section of the site. I m planning on making a full table of all the usual parts that need replacing
Re: [yamahacs80] Aftertouch problem
2011-03-31 by Andrew Kirkby
Hi Fernando, It is likely to be the TSB boards. When you press a key the signal from the FSR on the key is buffered by the TSB circuit. I d say that some of
[yamahacs80] Aftertouch problem
2011-03-31 by Fernando Zarone
Hello, my CS-80 has the following defect: the notes C# D D# and G G# A do not respond to AT, in all of the octaves. All the others do.
Re: Preset Bulbs Are Here!
2011-03-28 by Mike
Here s the e-bay link: http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&item=320677774366&ssPageName=STRK:MESELX:IT
Re: +8/-6.5 PSU Replacement
2011-03-27 by Mike
Don t forget to test all of your soldering with a multimeter for continuity from solder pad to pad, and inspecting with a magnifying glass couldn t hurt
Re: Preset Bulbs Are Here!
2011-03-27 by Mike
That s what I m thinking too. Thanks for your insight. -Mike
Re: +8/-6.5 PSU Replacement
2011-03-27 by Mike
Here s what you need to do: 1.) Don t worry about the ground. 2.) Take pictures of the thing before you take it apart. Make sure that all component
Re: +8/-6.5 PSU Replacement
2011-03-27 by B. Cooper Sloan
I wish I were certain, ramcur was kind enough to send me an assortment of pulls to swap out, I feel like I must have already replaced most of the transistors
Re: +8/-6.5 PSU Replacement
2011-03-27 by Mike
what parts are you looking for? There s nothing there that you can t substitute.
+8/-6.5 PSU Replacement
2011-03-27 by bcoopersloan
Hello, Would it be appropriate to replace the +8/-6.5 side of a CS-60 psu with a pair of adjustable regulators? Its a pain finding some of the Japanese parts.
Re: [yamahacs80] Preset Bulbs Are Here!
2011-03-27 by Andrew Kirkby
Mike, I think the bulb in the middle is the go. AK ... Andrew Kirkby (e) kirkbyte@optusnet.com.au (m) 0416 000 070 [Non-text portions of this message have been
Re: [yamahacs80] Preset Bulbs Are Here!
2011-03-27 by Andrew Kirkby
Hi Mike, That sounds fine. I am about to pull apart a CS60 to see if they are the same bulbs, if they are i might be up for a larger number - depending of
Preset Bulbs Are Here!
2011-03-26 by Mike
I decided to post in a new thread because the old one was getting out of control. I ve narrowed the bulb models down to two different candidates and they are
Re: Who needs preset bulbs?
2011-03-25 by Quazimodo
10,000 bulbs... how you gonna off-load them...!? Now, if they were 10,000 VCO chips.... well, a different kettle of silicone...;c) Cheerz, TOM
Re: Who needs preset bulbs?
2011-03-24 by Mike
Ok, So I got the first models in and they are close but not quite the same, I think. There is a voltage drop of about 100mv more than the originals and they
Re: Who needs preset bulbs?
2011-03-24 by nigelcee@rocketmail.com
Count me in for 20. Cheers.
Re: Who needs preset bulbs?
2011-03-24 by rj krohn
i d go for 5-10 or so. thanks. [Non-text portions of this message have been removed]
Re: [yamahacs80] Re: Who needs preset bulbs?
2011-03-24 by Fernando Zarone
Consider 20 bulbs for me as well... Fernando ... [Non-text portions of this message have been removed]
Re: Who needs preset bulbs?
2011-03-23 by flugel66
I could use about 20...Thanks!
Re: [yamahacs80] Re: Who needs preset bulbs?
2011-03-23 by Andrew Kirkby
I would be interested in stocking up. Maybe 20-30 Sent from my iPhone ... [Non-text portions of this message have been removed]
Re: Who needs preset bulbs?
2011-03-23 by system_700
I d be interested in a set of 21.