DATAMATH CALCULATOR MUSEUM
|
DATAMATH CALCULATOR MUSEUM |
The Educator® Elementary
| Date of introduction: | 1997 / 2004 | Display technology: | LCD |
| New price: | $45 | Display size: | 8 |
| Size: | 5.6" x 3.4" x 0.35" | ||
| Weight: | 2.9 ounces | Serial No: | |
| Batteries: | n.a. | Date of manufacture: | |
| AC-Adapter: | Origin of manufacture: | China | |
| Precision: | 8 | Integrated circuits: | |
| Memories: | 1 | ||
| 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.
Emulates Texas Instruments TI-7
MathMate with AOS® Algebraic Operating System. Standard functions, change
sign key, constants for all four basic operations, memory keys, eight-digit
display, this calculator companion is perfect for introducing math to young
people.
Please notice the ©1997 SPC printed on the calculator shown on the package.
Overhead™ Calculator is a trademark
of Stokes Publishing Company, Inc.
AOS™ is a trademark
of Texas Instruments.
If you have additions to the above article please email: joerg@datamath.org.
© Joerg Woerner, November 13, 2007. No reprints without written permission.