Monroe 30
The Monroe 30 is an arithmetic calculator with 8 digits precision and algebraic logic. It has 5 functions, 18 keys, and a gas discharge display. The power source is 4xAA battery pack. The calculator was manufactured in USA.
Facts at a glance:
| Feature | Value |
|---|---|
| Type | Arithmetic |
| Functions | 5 |
| Keys | 18 |
| Precision | 8 |
| Logic | Algebraic |
| Display type | Discharge |
| Length | 152mm |
| Width | 89mm |
| Power Consumption | 1.400000W |
| Power Source | 4xAA battery pack |
| Country | USA |
| Year introduced | 1973 |
| Year discontinued | 1973 |
User Manual
You can download the Monroe 30 manual from the manuals website. If this doesn't work, you can also try this alternative download link.
Replacements:
If you have a Monroe 30 that is no longer working, you can first try replacing the 4xAA battery pack 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: