MBO MONARCH CX 50
The MBO MONARCH CX 50 is a scientific calculator with 8 digits precision and algebraic logic. It has 38 functions, 48 keys, and a VFD (vacuum fluorescent) display. The power source is 2xAA.
Facts at a glance:
If you have a MBO MONARCH CX 50 that is no longer working, you can first try replacing the 2xAA batteries. 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: