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Triumph LS822A (EC64)

The Triumph LS822A is a scientific calculator with 8 digits precision and algebraic logic. It has 35 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:

FeatureValue
TypeScientific
Keys35
Precision8
LogicAlgebraic
Display typeYLCD
Length145mm
Width71mm
Thickness8mm
Weight85g
Power Source2x1.5V cell
Year introduced1978
Year discontinued1978

Replacements:

If you have a Triumph LS822A 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 model as a replacement:

See other calculators by Triumph