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Additional Pictures 

 

The DCM-50A Platform with the TMC0807NC single-chip calculator circuit from a Canon LE-85 manufactured in January 1975.
Close-up view of the TMS0807NC single-chip calculator circuit.
Close-up view of the ROHM Semiconductor LAB B-2 9-digit LED Module.


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

© Joerg Woerner, August 31, 2024. No reprints without written permission.