Commodore SR7949 (SR7949D)
The Commodore SR7949 is a scientific calculator with 8 digits precision and algebraic logic. It has 29 functions, 19 keys, and an LED (light-emitting diode) display typical of calculators of this era. The power source is PP3 9V battery.
Facts at a glance:
| Feature | Value |
|---|---|
| Type | Scientific |
| Functions | 29 |
| Keys | 19 |
| Precision | 8 |
| Logic | Algebraic |
| Display type | LED |
| Length | 137mm |
| Width | 64mm |
| Thickness | 24mm |
| Power Source | PP3 9V battery |
| Year introduced | 1976 |
| Year discontinued | 1976 |
Replacements:
If you have a Commodore SR7949 that is no longer working, you can first try replacing the PP3 9V battery. 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: