DATAMATH CALCULATOR MUSEUM
|The Canon F-58 uses a Toshiba
single-chip calculator circuit on a small
printed circuit board (PCB).
|The internal construction uses a
heavy sheet metal to support the connection
of the PCB to both the LC-display and keyboard foil sandwich.
The picture below doesn't show the isolating spacer laying between the
two conductive foils.
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© Joerg Woerner, September 27, 2002. No reprints without written permission.