Radio Shack EC-3020
The Radio Shack EC-3020 is an arithmetic calculator with algebraic logic. It has 5 functions, 28 keys, and an LCD (liquid crystal) display. Note: Foldable
Facts at a glance:
If you have a Radio Shack EC-3020 that is no longer working, you can consider replacing the calculator with a modern equivalent.
We suggest the following current models as possible replacements: