Columbia Columbia-3M (803M)
The Columbia Columbia-3M is an arithmetic calculator with algebraic logic. It has 6 functions, 21 keys, and an LED (light-emitting diode) display typical of calculators of this era. The power source is Sealed battery pack.
Facts at a glance:
| Feature | Value |
|---|---|
| Type | Arithmetic |
| Functions | 6 |
| Keys | 21 |
| Logic | Algebraic |
| Display type | LED |
| Length | 133mm |
| Width | 76mm |
| Power Source | Sealed battery pack |
| Year introduced | 1974 |
Replacements:
If you have a Columbia Columbia-3M that is no longer working, you can consider replacing the calculator with a modern equivalent.
We suggest the following current models as possible replacements: