Texas Instruments TI-1505
The Texas Instruments TI-1505 is an arithmetic calculator with 8 digits precision and algebraic logic. It has 6 functions, 24 keys, and an LCD (liquid crystal) display. The power source is 1.5V mercury cell. The calculator was manufactured in Taiwan.
Facts at a glance:
| Feature | Value | 
|---|---|
| Type | Arithmetic | 
| Functions | 6 | 
| Keys | 24 | 
| Precision | 8 | 
| Logic | Algebraic | 
| Display type | LCD | 
| Length | 96mm | 
| Width | 61mm | 
| Thickness | 6mm | 
| Power Source | 1.5V mercury cell | 
| Country | Taiwan | 
| Year introduced | 1985 | 
| Year discontinued | 1987 | 
Replacements:
If you have a Texas Instruments TI-1505 that is no longer working, you can first try replacing the 1.5V mercury cell. 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: