The Triumph 81D is an arithmetic calculator with 8 digits precision and algebraic logic. It has 8 functions, 25 keys, and a VFD (vacuum fluorescent) display. Note: Adler 81D
Facts at a glance:
If you have a Triumph 81D that is no longer working, you can consider replacing the calculator with a modern equivalent.
We suggest the following current models as possible replacements: