Horizontal Situation Indicator(HSI)

Definition

A navigation instrument combining a heading indicator with VOR/ILS course deviation information. The HSI provides an intuitive top-down view of the aircraft position relative to the desired course.

Related Terms

Heading Indicator(HI)

A gyroscopic instrument showing aircraft magnetic heading without the oscillatio...

Course Deviation Indicator(CDI)

A needle showing lateral displacement from the desired course, whether VOR radia...

VHF Omnidirectional Range(VOR)

A ground-based radio navigation aid transmitting radials in all directions. Pilo...

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