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Revision as of 13:16, 15 September 2007 by Loumaag (talk | contribs) (Adding a link and correcting MHz)

Upper Side Band - used on HF and in some parts of the VHF/UHF amateur bands. It can, at times, be found in the satellite portion of the 225-400 MHz band as well. See Modulation Methods for a further explanation of this mode.