Additional Pictures 


The sales box of the TI-1797 sold around 1986 in the US.

This TI-1797 was manufactured in May 1986 by 
Cal-Comp Electronics in Taiwan (Date code C-0586 mth 05 yr 1986).

The printed circuit board (PCB) of the TI-1797 is centered around
an unknown single-chip calculator circuit. 

Close-up view of the unknown single-chip calculator circuit.

 Close-up view of the PCB-Mark of a TI-1797.

horizontal rule

If you have additions to the above article please email:

Joerg Woerner, April 13, 2009. No reprints without written permission.