The Kosmos 1 is an arithmetic calculator with 8 digits precision and algebraic logic. It has 4 functions, 24 keys, and a VFD (vacuum fluorescent) display. The power source is 3xAA. Note: Available in red or black. Biorhythm calculator.
Facts at a glance:
If you have a Kosmos 1 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: