The APF 1948A is an arithmetic calculator with 8 digits precision and algebraic logic. It has 8 functions, 25 keys, and one of the early LCD (liquid crystal) displays which incorporated a yellow filter. The power source is 2x1.5V cell.
Facts at a glance:
|Power Source||2x1.5V cell|
If you have an APF 1948A that is no longer working, you can first try replacing the 2x1.5V cell 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: