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Additional Pictures 

 

The DCM-50A Platform with the HD3633 single-chip calculator circuit from a Lloyd's Accumatic 30  (Model EH-9036, Type 255C) manufactured in February 1975.
Close-up view of the Hitachi HD3633 single-chip calculator circuit.

Close-up view of the view of the FUTABA 8-CT-02 Vacuum Fluorescent Display (VFD).


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

© Joerg Woerner, October 11, 2024. No reprints without written permission.