Archive of the former Yahoo!Groups mailing list: Yamaha CS80

Thanks a lot Kent.

--- In yamahacs80@yahoogroups.com, Kent spong <kent_spong@...> wrote:
>
> You have logic whine comming from KBC1 and KBC2. Replace the cmos on these
> two boards. they are the 4001, 4069, 4013, 4019, 4073 and 4016. This will
> cure it.
>
> Best regards
>
> Kent
>
> -----Original Message-----
> From: pyjamagroove
> Sent: Thursday, May 23, 2013 9:14 PM
> To: yamahacs80@yahoogroups.com
> Subject: [yamahacs80] Is CS80 actually self-oscillating or I have another
> problem?
>
> If I go to the panel mode (both channels) and turn all VCOS, noise and sine
> off, both VCF up -then I put overall brilliance and keyboard control
> brilliance up and press like 6 or more keys at the same time, I hear high
> sine sound and actually a little VCO in the background and some noise
> clipping while pressing those keys. I´ve noticed this playing presets like
> brass with all the brilliance up. Do you guys have the same effect or there
> is something wrong with my CS80?
>
>
>
>
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