Frequency Letter-Band Nomenclature BandDescriptionWavelengthMFMedium frequency1 Km – 100 metersHFHigh frequency100 meters – 10 metersVHFVery high frequency10 meters – 1 meterUHFUltra high frequency1 meter – 10 cmFrequency band designations – AH Systems www.ahsystems.com › notes › frequency band designations