DATAMATH CALCULATOR MUSEUM
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DATAMATH CALCULATOR MUSEUM |
Canon Checkbook Junior
| Date of introduction: | 1982 | Display technology: | LCD |
| New price: | Display size: | 8 | |
| Size: | 2.8" x 6.0" x 0.3" | ||
| Weight: | 2.4 ounces | Serial No: | 341384 |
| Batteries: | CR2025 | Date of manufacture: | year 1982 |
| AC-Adapter: | Origin of manufacture: | Japan | |
| Precision: | 8 | Integrated circuits: | NEC uPD1833 |
| Memories: | 1 | ||
| Program steps: | Courtesy of: | Joerg Woerner |
You
feel familiar with the Canon Checkbook Junior ? No doubt, it is nothing else
than the original Checkbook with two key-rows missing.
Dismantling
both calculators gives a small surprise - they are identical. The only
difference is the keyplate that covers two memory rows of the original
Checkbook.
If you have additions to the above article please email: joerg@datamath.org.
© Joerg Woerner, March 27, 2003. No reprints without written permission.