Frequency band designations

frequency designation frequency range wavelength range

very low frequencies (vlf) 3–30 kilohertz 100,000–10,000 m

low frequencies (lf) 30–300 kilohertz 10,000–1,000 m

medium frequencies (mf) 300–3,000 kilohertz 1,000–100 m

high frequencies* (hf) 3–30 megahertz 100–10 m

very high frequencies (vhf) 30–300 megahertz 10–1 m

ultrahigh frequencies (uhf) 300–3,000 megahertz 1 m–10 cm

superhigh frequencies (shf) 3–30 gigahertz 10–1 cm

*Also called shortwaves.