DATAMATH CALCULATOR MUSEUM
|This TI-1780 was manufactured
by Compal Electronics
in September 1983 (Date code C-0983 » mth 09 yr 1983).
|The printed circuit board (PCB) of the TI-1780
is centered around
an unknown single-chip calculator circuit.
Close-up view of the unknown single-chip calculator
Close-up view of the
PCB-Mark of a TI-1780.
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© Joerg Woerner, September 29, 2002. No reprints without written permission.