Rescue update: DEC RC-25s + / was Re: DEC cartridge ID

Joseph Lang joe.lang.0000 at
Sun Jun 7 12:54:46 CDT 2015

I downloaded the rc-25 set from bitsavers. The klesi (q and u) prints were at the end.


> On Jun 7, 2015, at 1:03 PM, tony duell <ard at> wrote:
>> it's true very little LESI documentation escaped...But the klesi schematic
>> did. and it's well commented. lots of descriptive signal names. The
>> hardware to interface to it is almost trivial. I took a couple of hours
>> looking over the schematic and have written a couple of pages describing
>> how to make it work. Happy to send to anyone who wants it.
>> Writing  MSCP emulation is beyond my skill level. But i can read a
>> schematic.
> Is the KLESI printset on-line anywhere? I couldn't quickly find it on bitsavers
> (although the RC25 printset is there, but I suspect most RC25 problems
> are mechanical, not electronic)
> -tony

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