[sdiy] Oberheim Matrix 6r ROM image needed
Terry Shultz
thx1138 at earthlink.net
Wed Aug 20 16:03:56 CEST 2014
FYI,
When I was designing the Emulator II at Emu , I built my own E-Prom Programmer using an Audity CPU board we had for our Dev.
system. The Drumulator, Emulator 1 & 2 eproms were programmed on a Home made e-prom programmer that was wire-wrapped and built into the Audity CPU platform.
I built about 6 Audity CPU systems for Office and Engineering use but only one made it into the Synth.
The Audity CPU board was a clone of the Zilog ZDS-120 RIO development system.
Just thought you guys might like to know a bit o’ history on the Emulator.
By the way, the Emulator 1 & 2 were also based on the ZDS 120 RIO system too.
just my 2 cents.
Terry
On Aug 20, 2014, at 6:22 AM, Rainer Buchty <rainer at buchty.net> wrote:
> On Wed, 20 Aug 2014, Roman Sowa wrote:
>
>> wait a couple of years and even samplers will be considered as "that vintage sound". Wait, it happens now with MPC...
>
> The E-mu II is pretty high on that list, I'd say, but admittedly it defined the sound of an entire era.
>
>> Microchip claims 200 years data retention in their eproms.
>
> But only when programmed with "authorized" programmers, which means something in the Data I/O range, not GALEP, and of course not some crude DIY programmer offering 50ms "slow but secure" and "program/read back until the bits stick" algorithms.
>
> Rainer
>
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