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Additional Pictures 

 

The DCM-50A Platform with the AMI S2144 single-chip calculator circuit from a Melcor Model 1000 manufactured in October 1973.
Close-up view of the AMI S2144 single-chip calculator circuit.

Close-up view of the unknown Nine-Digit Calculator Numeric Seven-Segment LED Display module.


If you have additions to the above article please email: joerg@datamath.org.

© Joerg Woerner, February 5, 2023. No reprints without written permission.