TENKO ECL-81
The TENKO ECL-81 is an arithmetic calculator with 8 digits precision and algebraic logic. It has 4 functions, 18 keys, and a VFD (vacuum fluorescent) display. The power source is 3xAA batteries.
Facts at a glance:
| Feature | Value |
|---|---|
| Type | Arithmetic |
| Functions | 4 |
| Keys | 18 |
| Precision | 8 |
| Logic | Algebraic |
| Display type | VFD |
| Length | 148mm |
| Width | 86mm |
| Thickness | 33mm |
| Weight | 177g |
| Power Source | 3xAA batteries |
| Year introduced | 1973 |
| Year discontinued | 1976 |
Replacements:
If you have a TENKO ECL-81 that is no longer working, you can first try replacing the 3xAA batteries. 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: