Polyphony and monophony in instruments harpejji and the Chapman stick). Multiphonics can be used with many regular wind instruments to produce two or more notes at once, although this is considered an extended technique. Explicitly polyphonic wind instruments are relatively rare, but do exist. The standard harmonica can easily produce several notes at once. Multichambered ocarinas are manufactured in a number of varieties, including double, triple, and quadruple ocarinas, which use multiple chambers to extend the ocarina's otherwise limited range, but also enable the musician to play more than one note simultaneously. Harmonic ocarinas are specifically designed for polyphony, and in these instruments the range
USA Broadcasting also briefly owned four Fox affiliate stations, formerly owned by SF Broadcasting: WLUK (Green Bay, Wisconsin), KHON (Honolulu, Hawaii), WALA (Mobile, Alabama), and WVUE (New Orleans, Louisiana). That ownership was between 1996 through 1998, before the four stations were sold to Emmis Communications. Emmis eventually departed from television ownership and resold the stations to other parties, including LIN TV Corporation and in WVUE's case, a group led by the owner of the New Orleans Saints, Tom Benson USA Broadcasting USA Broadcasting (USAB) was an American television broadcasting company owned by the veteran entertainment industry executive Barry Diller. This company was