Texas Instruments TI-1050
 
  The Texas Instruments TI-1050 is an arithmetic calculator with 8 digits precision and algebraic logic. It has 8 functions, 24 keys, and a VFD (vacuum fluorescent) display. The power source is PP3 9V battery. The calculator was manufactured in El Salvador.
Facts at a glance:
| Feature | Value | 
|---|---|
| Type | Arithmetic | 
| Functions | 8 | 
| Keys | 24 | 
| Precision | 8 | 
| Logic | Algebraic | 
| Display type | VFD | 
| Length | 137mm | 
| Width | 73mm | 
| Thickness | 32mm | 
| Power Source | PP3 9V battery | 
| Country | El Salvador | 
| Year introduced | 1977 | 
| Year discontinued | 1978 | 
Replacements:
If you have a Texas Instruments TI-1050 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: