Sinclair Scientific Programmable
The Sinclair Scientific Programmable is a programmable calculator with 5 digits precision and algebraic logic. It has 19 functions, 19 keys, and a VFD (vacuum fluorescent) display. The power source is PP3 9V.
Facts at a glance:
|Power Source||PP3 9V|
If you have a Sinclair Scientific Programmable that is no longer working, you can first try replacing the PP3 9V battery. 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: