Elektronika MK-90
The Elektronika MK-90 is a graphing calculator with 8 digits precision and algebraic logic. It has 63 keys, and an LCD (liquid crystal) display. The power source is 4xAA batteries. Note: Can use MK 92 printer and cassette interface.
Facts at a glance:
| Feature | Value |
|---|---|
| Type | Graphing |
| Keys | 63 |
| Precision | 8 |
| Logic | Algebraic |
| Display type | LCD |
| Display size | 120 |
| Printer | External |
| Length | 107mm |
| Width | 258mm |
| Thickness | 34mm |
| Weight | 700g |
| Power Consumption | 0.550000W |
| Power Source | 4xAA batteries |
| Year introduced | 1986 |
| Year discontinued | 1991 |
Replacements:
If you have an Elektronika MK-90 that is no longer working, you can first try replacing the 4xAA batteries. If that doesn't solve the problem, then you can consider replacing the calculator with a modern equivalent.
We suggest the following current model as a replacement: