Additional Pictures 


The sales box of the Math Marvel sold around 1981 in the US.

This Math Marvel was manufactured in October 1980 by
Texas Instruments in Abilene, TX (Date code ATA 4280 wk 42 yr 1980).

The Math Marvel is powered by a 9V battery.

Inside-view of the Math Marvel manufactured in October 1980.

The printed circuit board (PCB) of the MathMarvel is centered
 around a TMC1986 single-chip microcomputer.

The PCBs of the DataMan (left) and Math Marvel (right).

If you have additions to the above article please email:

Joerg Woerner, February 13, 2005. No reprints without written permission.