Radio Shack EC-222 Micro-Mini (EC-222)
The Radio Shack EC-222 Micro-Mini is an arithmetic calculator with 8 digits precision and algebraic logic. It has 5 functions, 22 keys, and an LCD (liquid crystal) display. The power source is 2x1.5V mercury cell.
Facts at a glance:
| Feature | Value |
|---|---|
| Type | Arithmetic |
| Functions | 5 |
| Keys | 22 |
| Precision | 8 |
| Logic | Algebraic |
| Display type | LCD |
| Length | 70mm |
| Width | 33mm |
| Thickness | 6mm |
| Power Source | 2x1.5V mercury cell |
| Year introduced | 1976 |
| Year discontinued | 1978 |
Replacements:
If you have a Radio Shack EC-222 Micro-Mini that is no longer working, you can first try replacing the 2x1.5V mercury cell 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: