Hiradastechnika PTK-1090
The Hiradastechnika PTK-1090 is a programmable calculator with 8 digits precision and algebraic logic. It has 45 keys, and an LED (light-emitting diode) display typical of calculators of this era. The power source is 3xSealed. The calculator was manufactured in Hungary. Note: APF Mark 90
Facts at a glance:
| Feature | Value |
|---|---|
| Type | Programmable |
| Keys | 45 |
| Precision | 8 |
| Logic | Algebraic |
| Display type | LED |
| Length | 152mm |
| Width | 76mm |
| Thickness | 25mm |
| Power Source | 3xSealed |
| Country | Hungary |
| Year introduced | 1977 |
Replacements:
If you have a Hiradastechnika PTK-1090 that is no longer working, you can consider replacing the calculator with a modern equivalent.
We suggest the following current model as a replacement: