DATAMATH CALCULATOR MUSEUM
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DATAMATH CALCULATOR MUSEUM |
Additional Pictures
This Royal RSC-40 was manufactured
in March 1976 in Taiwan. |
The Royal RSC-40 is powered by
four disposable 1.5 Volt batteries. |
The
Royal RSC-40 calculator with the backside of its housing removed. |
| The printed circuit board
(PCB) of the Royal RSC-40 is centered around a NEC µPD946 single-chip calculator circuit.  |
Close-up view
of the NEC µPD946 single-chip calculator circuit. |
Close-up view of the
Itron DP95A Vacuum Fluorescent Display (VFD).  |
Front- and backside of the
keyboard assembly of the Royal RSC-40 calculator.  |
If you have additions to the above article please email: joerg@datamath.org.
© Joerg Woerner, March 4, 2025. No reprints without written permission.