DATAMATH CALCULATOR MUSEUM
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DATAMATH CALCULATOR MUSEUM |
The Educator® TI-Collège Plus
| Date of introduction: | May 2008 | Display technology: | LCD |
| New price: | $110 | Display size: | 4 * 16 characters (5 * 19 for menus) |
| Size: | 8.3" x 4.2" x 0.40" 210 x 107 x 10 mm3 |
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| Weight: | 5.9 ounces, 170 grams | Serial No: | |
| Batteries: | CR2032 | Date of manufacture: | year 2008 |
| AC-Adapter: | Origin of manufacture: | China | |
| Precision: | 13 | Integrated circuits: | |
| Memories: | 7 | ||
| Program steps: | Courtesy of: | Joerg Woerner |
The
California based company Stokes Publishing Company, Inc. distributes under the label
"The Educator®" calculators optimized for teaching purposes. William
T. Stokes filed already July 30, 1991 the US Patent Application U.S.
Pat. No. 5,035,502 with the title "Transparent calculator for overhead
projection".
Both the
keyboard and the display are made from translucent glass and plastics. Using a
simple overhead projector the teacher could demonstrate easily the function of a
calculator.
The TI-Collège Plus introduced by Texas
Instruments early in 2008 developed itself to a very successful school calculators. The one to one replacement from Stokes Publishing Company is this
TI-Collège Plus Overhead calculator.
The
internal construction of the Stokes calculator looks very robust. Both the
display and the keyboard make use of support frames. The connectors to the
printed circuit board and a lot of screws to make it shock resistant.
Overhead™ Calculator is a trademark
of Stokes Publishing Company, Inc.
If you have additions to the above article please email: joerg@datamath.org.
© Joerg Woerner, May 31, 2013. No reprints without written permission.