Melcor 670
The Melcor 670 is a scientific calculator with algebraic logic. It has a VFD (vacuum fluorescent) display. The power source is PP3 9V battery.
Facts at a glance:
| Feature | Value |
|---|---|
| Type | Scientific |
| Logic | Algebraic |
| Display type | VFD |
| Length | 152mm |
| Width | 76mm |
| Power Source | PP3 9V battery |
| Year introduced | 1974 |
Replacements:
If you have a Melcor 670 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: