Korg Poly800/EX800 Users

Cool. I would hope it would be closer to $50-75 as the synth is only
worth $100 on a good day. :) I'm mostly interested in the pot board
add-on. Will the mod work in the Poly-800 MK II? If so put me down for
a couple...

Doug
--- In korgpolyex@yahoogroups.com, "korgpolyex800" <korgpolyex800@...>
wrote:
>
> Hi Poly fans,
> 
> I've been completely swamped with work, family canoe trips, golf and
> using up the last good days of warm weather in 2007. But I haven't
> forgotten my favorite pet project either. Here's another little update.
> 
> I've been looking at our progress so far, what with new sysex
> functions, the new wide playing feature, the odd, even note cascade,
> the global parameters, full sysex single patch dump send and receive
> etc. It's all been good but I know that many other potential mod's
> could be implemented with digital potentiometers etc. But I had a hard
> think about what the first mod kit should look like and I've decided
> that the first kit will be a memory and software upgrade only and will
> NOT have any digital potentiometers on board. However, I have designed
> the board such that adding a second board for real performance control
> through the digital potentiometers will be just a daisy chain of one
> header cable.
> 
> The long and short of it is that I've done about 90 percent of the PCB
> design so that I'll be looking to do a prototype run of the mod kit
> board within the next 30 days or so. The new board will also have a
> third EEPROM so that the space available for new software functions
> will grow past my prototype board by another 8K. So the production mod
> kit will contain a "massive" 24 kilobytes of space plus the original
> boot ROM of 8K.
> 
> I am now going to be contacting board manufacturers to find out how
> much it's going to cost per board with an initial run of 100 boards.
> The question in the back of my mind right now is just how many people
> are  totally and completely serious about buying the mod kit. It will
> require removing the ROM socket (IC22) and chip select chip (IC29).
> Both need to be replaced with normal profile IC sockets (supplied in
> the kit). But the removal of the EPROM socket and the chip select
> chips can be tricky to do. 
> 
> I would very much appreciate it if I got a definite show of hands from
> as many of you as possible as to whether you are quite serious about
> obtaining the mod kit. I suspect the kit will cost somewhere between
> 75 and 100 dollars. Add shipping of not more than say - 10 bucks. I
> think it safe to say the kit will be close to 100 bucks.
> 
> Just how many of you are willing to say - "Count me in" ?
> 
> Any and all feedback will be very much appreciated.
> 
> Mike.
>