DATAMATH CALCULATOR MUSEUM
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DATAMATH CALCULATOR MUSEUM |
Additional Pictures
| The internal construction of the
EL-503 mixes different technologies, a rigid printed circuit board (PCB) for the calculator circuit and a flexible circuit for the keyboard assembly.
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| The TP0327 single-chip calculator circuit
is based on the famous TMS1000 microcomputer family.
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If you have additions to the above article please email: joerg@datamath.org.
© Joerg Woerner, November 3, 2008. No reprints without written permission.
