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Additional Pictures 

 

The sales box of the PocketMate 400 Personal Organizer sold around 1997 in the US.

This TI-502 was manufactured in January 1991 by 
Cal-Comp Electronics in Thailand (Date code C-0191 mth 01 yr 1991).

The printed circuit board (PCB) of the TI-502 is centered
around the Sharp LI3135 single-chip calculator circuit.

The Sharp LI3135 single-chip calculator circuit.


horizontal rule

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

Joerg Woerner, August 17, 2016. No reprints without written permission.