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Additional Pictures 

 

The DCM-50A Platform with the Mostek MK5020A single-chip calculator circuit from a Heathkit IC-2006 manufactured in November 1973.
The second picture shows the DCM-50A Platform with all features (sans the √x function) accessible.
Close-up view of the Mostek MK5020A single-chip calculator circuit.

Close-up view of the LED Display Module with three National Semiconductor NSN33 3-digit modules.


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

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