DATAMATH CALCULATOR MUSEUM
|
DATAMATH CALCULATOR MUSEUM |
Privileg LP31
| Date of introduction: | 1991 | Display technology: | LCD |
| New price: | Display size: | 10 | |
| Size: | 8.3" x 6.5" x 1.6" | Impact | |
| Weight: | 13.7 ounces | Serial No: | 00249102 |
| Batteries: | 4*AA (250mA) | Date of manufacture: | mth 11 year 1990 |
| AC-Adapter: | Origin of manufacture: | Thailand | |
| Precision: | 10 | Integrated circuits: | Toshiba T7731S |
| Memories: | 1 + 1 | ||
| Program steps: | Courtesy of: | Joerg Woerner |
You
are familiar with this Privileg LP31 printing desktop calculator? It is more or
less identical with the Texas Instruments TI-5032
introduced in 1991, too.
Dismantling
the LP31 reveals a simple construction based on a Toshiba T7731S single-chip
calculator circuit.
If you have additions to the above article please email: joerg@datamath.org.
© Joerg Woerner, February 19, 2004. No reprints without written permission.