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Casio ST-24 (CARD TIME)

The Casio ST-24 is an arithmetic calculator with 8 digits precision and algebraic logic. It has 5 functions, 22 keys, and one of the early LCD (liquid crystal) displays which incorporated a yellow filter. The power source is 2x1.5V cell. The calculator was manufactured in Japan. Note: time/date function

Facts at a glance:

FeatureValue
TypeArithmetic
Functions5
Keys22
Precision8
LogicAlgebraic
Display typeYLCD
Power Consumption0.019000W
Power Source2x1.5V cell
CountryJapan
Year introduced1978

Replacements:

If you have a Casio ST-24 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:

See other calculators by Casio