Litronix 1721R
The Litronix 1721R is an arithmetic calculator with 9 digits precision and algebraic logic. It has 7 functions, 20 keys, and an LED (light-emitting diode) display typical of calculators of this era. The power source is 3xAA sealed. The calculator was manufactured in Malaysia. Note: Privileg 861-M-NC
Facts at a glance:
| Feature | Value |
|---|---|
| Type | Arithmetic |
| Functions | 7 |
| Keys | 20 |
| Precision | 9 |
| Logic | Algebraic |
| Display type | LED |
| Length | 165mm |
| Width | 80mm |
| Thickness | 23mm |
| Power Source | 3xAA sealed |
| Country | Malaysia |
| Year introduced | 1974 |
| Year discontinued | 1974 |
Replacements:
If you have a Litronix 1721R that is no longer working, you can first try replacing the 3xAA sealed. 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: