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• 19:39, 13 March 2022 KJ7RRV talk contribs created page VHF (Created page with "Very high frequency ('''VHF''') is the range of radio waves from 30 to 300 megahertz (MHz). Frequencies immediately below VHF are denoted high frequency (HF), and the next higher frequencies are known as ultra high frequency (UHF). VHF radio waves propagate mainly by line-of-sight, so they are blocked by hills and mountains, although due to refraction they can travel somewhat beyond the visual horizon out to about 160 km (100 miles). There are three ham radio ba...")