[sdiy] 1v /oct with ADC question

rsdio at audiobanshee.com rsdio at audiobanshee.com
Sat Dec 3 19:30:05 CET 2016

… and when Sequential Circuits did a complete redesign of the Prophet 5 between the Rev 2 and Rev 3, replacing all of the SSM devices with CEM chips, I think that's when SCI decided to stop paying E-mu. Does that fit your recollection, or were you privy to that phase?


On Dec 3, 2016, at 9:42 AM, Terry Shultz <thx1138 at earthlink.net> wrote:
> Hi All,
> The Early Oberheim 4voice/6/8 voice SEM1-A system keyboard design was also an early E-Mu design. Most people don't know it but Tom O. and Dave R.
> had many design collaborations. The Matrix scanned Z-80 keyboard design was patented in 1976, I believe an 8080 prototype was built but the Z-80
> based design was the final product. The Prophet 5 was designed at E-Mu for Dave Smith / Barb Fairhurst (Sequential Circuits) and many new
> functions were invented along the way i.e. AutoTune, SSM series of devices and so forth. The Audity had autotune before the Prophet 5.
> The reference that SCI was paying a royalty is correct, and the amount for the ProOne was the same as the Prophet 5, which led to a bitter feud on Royalites in general.

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