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Additional Pictures 

 

The Casio fx-300ES calculator in its package

The dot matrix display of the fx-300ES
in the "Math Format" mode.

The dot matrix display of the fx-300ES
in the "Linear Format" mode.

The printed circuit board (PCB) of the fx-300ES hides the single-chip 
calculator circuit under a black epoxy blob.


horizontal rule

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

Joerg Woerner, June 8, 2008. No reprints without written permission.