Non-Precision Approaches
- Non-precision approaches provide lateral guidance to the runway
- They utilize a series of step-down fixes and minimum decent altitude (MDA) to guide an aircraft towards the runway
- They provide high minimums than precision approaches
VOR and VOR/DME Approaches
- VOR approaches use a VOR as a primary means of navigation to the vicinity of a runway
- Some approaches require the use of DME as well.

NDB Approaches
- NDB approaches uses an NDB facility as their primary means of navigation.
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