Texas Instruments DataChron (TI-1790)
The Texas Instruments DataChron is an arithmetic calculator with 8 digits precision and algebraic logic. It has 7 functions, 31 keys, and one of the early LCD (liquid crystal) displays which incorporated a yellow filter. The power source is 2xLR44. The calculator was manufactured in Japan. Note: time
Facts at a glance:
Feature | Value |
---|---|
Type | Arithmetic |
Functions | 7 |
Keys | 31 |
Precision | 8 |
Logic | Algebraic |
Display type | YLCD |
Length | 135mm |
Width | 68mm |
Thickness | 9mm |
Power Source | 2xLR44 |
Country | Japan |
Year introduced | 1978 |
Year discontinued | 1978 |
Replacements:
If you have a Texas Instruments DataChron that is no longer working, you can first try replacing the 2xLR44 batteries. If that doesn't solve the problem, then you can consider replacing the calculator with a modern equivalent.
We suggest the following current models as possible replacements: