For a long time I have been looking at the photos of this, o so simple 6502 trainer, to see how it works and be able to build one myself.
Now that the circuit diagram has become available I have added a page on the OSI 300 on what I have found out about this simple 6502 system: photo’s, manual and circuit.
Another article from the Dutch KIM Kenner magazine: RECORDING PROGRAMS WITH THE KIM-1 AND THE CASSETTE RECORDEROrigin...
Stephen Crozier made a clone of the Unilab Three Chips main board.
Thanks to Mathias Ohlerich for the scan of the Sonderheft 2
Dave Williams, who designed and builds the MOS KIM-1 Reproductions, sent me three worthwhile documnets: - Schematic - ...