Radio Shack TRS-80 (PC-1)
The Radio Shack TRS-80 is a programmable calculator with 12 digits precision and algebraic logic. It has 57 keys, and one of the early LCD (liquid crystal) displays which incorporated a yellow filter. The power source is 4x1.5V cell. The calculator was manufactured in Japan. Note: Sharp PC-1211
Facts at a glance:
|Power Source||4x1.5V cell|
If you have a Radio Shack TRS-80 that is no longer working, you can first try replacing the 4x1.5V 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 model as a replacement: