Gerben Voort acquired a microprocessor development system PIM-1 developed by Proton, of PC-1 fame.
Here his photos of the system after the cleanup, operational again.








In the future I hope to scan the documentation.
See also:
PROTON Electronics: PC-1, CB80, PIM-1
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...
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He sent me his design to be pu...
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By andysa on the emulation forum on 6502.org
Here is t...