[sdiy] Yamaha IG00159 internals

Nicholas Keller niroke at tampabay.rr.com
Tue Jan 17 16:20:34 CET 2017


Yes please. A friend of mine has a CS-10 with a bad envelope.  He is a very talented but starving artist. He can't afford the $65 that is being asked on eBay.  I thought I might be able to "make" him one for a fraction of the price. 

> On Jan 17, 2017, at 8:54 AM, Tom Wiltshire <tom at electricdruid.net> wrote:
> 
> Is that the CS-80 envelope chip? I think I wrote a PIC-based copy of that for Old Crow. It was yonks ago now. It's not a drop-in replacement, but a functional clone. I can dig the details out if you're interested.
> 
> Tom
> 
>> On 17 Jan 2017, at 13:05, Nicholas Keller <niroke at tampabay.rr.com> wrote:
>> 
>> Does anyone know of an internal diagram for the IG00159 amp EG chip?  Or has someone made a stand-in circuit for the chip alone?
>> 
>> Thanks 
>> 
>> Nick
>> 
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