Texas Instruments TI-MEC

Date of introduction:  never Display technology:  LED-stick
New price:   Display size:  8
Size:  5.5" x 2.8" x 1.4"
 138 x 70 x 35 mm3
Weight:  3.9 ounces, 110 grams Serial No:  0001215
Batteries:  9V  Date of manufacture:  year 1976
AC-Adapter:  AC9180 Origin of manufacture:  USA
Precision:   Integrated circuits:  
Program steps:   Courtesy of:  Nance L. Briscoe

The The TI-MEC was an experimental TI design. It was the first effort at an educational calculator for young children. It was part of a 1976-7 program and led to the ABLE calculator.

The educational program was done in conjunction with the Lawrence Hall of Science of the University of California, Berkeley.

The calculator has only the [C], [1], [0], [+], and [=] keys. It operated on batteries with a charger available.

Courtesy of Nance L. Briscoe, Specialist
History of Integrated Circuit Technology
National Museum of American History
A Continuing Work-in-Progress Digital Research Paper

If you have additions to the above article please email:

Joerg Woerner, December 5, 2001. No reprints without written permission.