High Frequency (HF)

Source: FAA Pilot/Controller Glossary (definition from the 2023 edition; current: Change 1 of 7 August 2025).

See also

• Very Low Frequency (VLF)
• Low Frequency (LF)
• Very High Frequency (VHF)
• Ultra High Frequency (UHF)

Related terms

• Terminal-Very High Frequency Omnidirectional Range Station (TVOR)
• Very High Frequency Omnidirectional Range (VOR)
• En Route High-Altitude Charts
• High Altitude Redesign (HAR)
• High performance aircraft
• High Speed Taxiway

Glossary last updated 2026-10-28.