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Discussion about the Korg PolySix synthesizer

Index last updated: 2026-04-28 23:40 UTC

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Re: [PolySix] Common symptons of battery leakage damage?

2003-01-28 by Johannes Hausensteiner

Hi there,

I have already (partly) done this based on the work of Ricard Wolf
from Sweden and added MIDI capabilities to the Polysix. I can tell
you that this a *a lot* of work...

Have a look at:
http://analog.no/polysix/index.htm
http://home.swipnet.se/ricard2/p6index.html

Johannes



PolySix@yahoogroups.com wrote:
> Humm....
> 
> i\ufffdve also think about to make a replacement Board but why doing it 1:1? 
> I mean, just use the an ATMEL AVR 8515, he has 32 I/o-Lines, two 
> internal Tiemers, 8 Kbytes of Flash, 512 Bytes EEPROM and a few 
> A/D-Comparators. Must be enough. More problematic (for me) is to find 
> out how the outputs to the Oscillator-Boards working (analogue ,yes, but 
> in which Voltage Range).
> 
> Two AVR\ufffds, a few electronics and that must be enough to replace the old 
> Board....
> 
> Stef
> 
> 
> 
> 
> The Old Crow wrote:
> 
> 
>>>On Mon, 27 Jan 2003, Tony Allgood wrote:
>>>
>>> 
>>>
>>>
>>>>and sell it piece by piece. Or wait for someone cleverer than me to come
>>>>up with a modern board replacement for the whole memory board.
>>>>   
>>>>
>>>
>>> I have a 50% artworked KLM-367 replacement layout in my PCB CAD, but I 
>>>stopped to consider a dilemma: make the board a direct clone of the 
>>>original KLM-367 and use the 8048/8748 CPU and 5514 RAM, or use something 
>>>like a PIC16F877 and rewrite the patch manager OS in PICcode.  I do not 
>>>know how much longer 8748s (EPROM version of the 8048, needed to replace a 
>>>dead 8048-345 mask-ROM CPU from a KLM-367) will be available; already I 
>>>have to resort to NOS or chip-pulls to get a stock of 8748s or 8749s.
>>>
>>>Crow
>>>/**/
>>>
>>>
>>>To unsubscribe from this group, send an email to:
>>>PolySix-unsubscribe@egroups.com
>>>
>>>PolySix "Digiest" Page: http://www.acc.umu.se/~amber/Poly6 
>>>
>>>Your use of Yahoo! Groups is subject to http://docs.yahoo.com/info/terms/ 
>>>
>>>
>>>
>>> 
>>>
>>
> 
> 
> 
> To unsubscribe from this group, send an email to:
> PolySix-unsubscribe@egroups.com
> 
> PolySix "Digiest" Page: http://www.acc.umu.se/~amber/Poly6 
> 
> Your use of Yahoo! Groups is subject to http://docs.yahoo.com/info/terms/ 
> 
> 
> 
> .
>

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