DATAMATH CALCULATOR MUSEUM
|
DATAMATH CALCULATOR MUSEUM |
Longines Symphonette Electronic Calculator Version 2
| Date of introduction: | Display technology: | LED-stick | |
| New price: | Display size: | 8 | |
| Size: | 5.5" x 3.0" x 1.7" 139 x 76 x 42 mm3 |
||
| Weight: | 12 ounces | Serial No: | D1000-42285 |
| Batteries: | 4*AA NiCd (internal) | Date of manufacture: | 1973 |
| AC-Adapter: | AC9130 | Origin of manufacture: | USA |
| Precision: | Integrated circuits: | TMS0119 | |
| Memories: | |||
| Program steps: | Courtesy of: | Peter Muckermann († April 21, 2021) |
This
calculator sold by Longines Symphonette could be easily recognized as a Texas
Instruments Datamath calculator.
The only difference between the original and the badged calculators is the Longines Symphonette
label.
A more detailed comparison between the seven known Datamath Versions could be found here. Currently three of them are reported to be sold under the Longines Symphonette label:
| •
TI-2500 Version 1 • TI-2500 Version 2 • TI-2500B |
Datamath™ is a trademark of Texas Instruments.
If you have additions to the above article please email: joerg@datamath.org.
© Joerg Woerner, September 19, 2002. No reprints without written permission.