Texas Instruments TI-1025
The Texas Instruments TI-1025 is an arithmetic calculator with 8 digits precision and algebraic logic. It has 6 functions, 24 keys, and a VFD (vacuum fluorescent) display. The power source is PP3 9V battery. The calculator was manufactured in El Salvador; Hong Kong.
This is the TI-1000 with an extra row of buttons to support the memory functions.
Note: Available in brown or white
A sample of this calculator is held in the calculator.org collection.
Facts at a glance:
| Feature | Value |
|---|---|
| Type | Arithmetic |
| Functions | 6 |
| Keys | 24 |
| Precision | 8 |
| Logic | Algebraic |
| Display type | VFD |
| Length | 137mm |
| Width | 73mm |
| Thickness | 32mm |
| Weight | 99g |
| Power Source | PP3 9V battery |
| Country | El Salvador; Hong Kong |
| Original price | $12 |
| Est. current value | $15 |
| Year introduced | 1978 |
| Year discontinued | 1980 |
Replacements:
If you have a Texas Instruments TI-1025 that is no longer working, you can first try replacing the PP3 9V 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: