Cat 3 or CAT3 may refer to:
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Category 3 cable, an unshielded twisted pair cable
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Nanaimo/Long Lake Water Airport (ICAO airport code), Canada
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Cognitive Abilities Test The Cognitive Abilities Test (CogAT) is a group-administered K–12 assessment published by Riverside Insights and intended to estimate students' learned reasoning and problem solving abilities through a battery of verbal, quantitative, and ...
3, a test of reasoning abilities undertaken by students in the UK and Canada
* CAT III, an
instrument landing system
In aviation, the instrument landing system (ILS) is a precision radio navigation system that provides short-range guidance to aircraft to allow them to approach a runway at night or in bad weather. In its original form, it allows an aircraft to ...
category
* CAT III, a
measurement category
Measurement category is a method of classification by the International Electrotechnical Commission (IEC)http://assets.fluke.com/Appnotes/2042049_w.pdf of live electric circuits used in measurement and testing of installations and equipment, us ...
used to classify live electric circuits
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LTE User Equipment Category 3
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