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Additional Pictures 

 

This TI-1800 was manufactured in May 1997 by Nam Tai Electronics in China
for the European Market (Date code N-0597 mth 05 yr 1997).

The main printed circuit board (PCB) of the TI-1800 is centered around an unknown single-chip
calculator circuit and powered with solar cells and a small LR54 (LR1130) backup battery.

Close-up view of the PCB-Mark of the TI-1800.


horizontal rule

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

Joerg Woerner, June 14, 2013. No reprints without written permission.