Texas Instruments TI-502
The Texas Instruments TI-502 is an arithmetic calculator with 8 digits precision and algebraic logic. It has 6 functions, 23 keys, and an LCD (liquid crystal) display. The power source is LR1130 1.5V. The calculator was manufactured in Taiwan. Note: Available in various colours (black; blue; red, yellow, white).
A sample of this calculator is held in the calculator.org collection.
Facts at a glance:
| Feature | Value |
|---|---|
| Type | Arithmetic |
| Functions | 6 |
| Keys | 23 |
| Precision | 8 |
| Logic | Algebraic |
| Display type | LCD |
| Length | 114mm |
| Width | 66mm |
| Thickness | 22mm |
| Weight | 45g |
| Power Source | LR1130 1.5V |
| Country | Taiwan |
| Year introduced | 1985 |
| Year discontinued | 1989 |
Replacements:
If you have a Texas Instruments TI-502 that is no longer working, you can first try replacing the LR1130 1.5V battery. 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: