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Additional Pictures 

 

The DCM-50A Platform with the B733-2 ML980 marked TMS0973NL single-chip calculator circuit from an Bearcat 210 Radio Scanner manufactured in August 1977.

Close-up view of the TMS0973NL single-chip calculator circuit.


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

© Joerg Woerner, October 8, 2023. No reprints without written permission.