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A wireless microphone, or cordless microphone, is a microphone without a physical cable connecting it directly to the sound recording or amplifying equipment with which it is associated. Also known as a radio microphone , it has a small, battery-powered radio transmitter in the microphone body, which transmits the audio signal from the ...
Raymond A. Litke (1920-1986) was an American electronic engineer, the inventor of a practical wireless microphone, and the first to patent the wireless microphone.He was born and raised on a farm near Alma, Kansas, but spent most of his adult life in San Jose, California.
In the UK, the use of wireless microphone systems requires a Wireless Telegraphy Act license, except for the license-free bands of 173.8–175.0 MHz and 863–865 MHz, sometimes referred to as "Channel 70" (not to be confused with TV Channel 69, which was 854–862 MHz and always required a license from JFMG Ltd, [1] although licenses are no longer available for that band).
A built-in microphone keeps your voice clear in even the noisiest backgrounds, and the battery gives you 20 hours of playback time on a single charge. $141 at Amazon Explore More Buying Options
Sonos was founded as "Rincon Audio, Inc." in August 2002 [6] [7] by John MacFarlane, Craig Shelburne, Tom Cullen and Trung Mai, with MacFarlane wanting to create a wireless service. [ 8 ] [ 9 ] The company changed its name to "Sonos, Inc." in May 2004.
Enter by signing up for my free newsletter. A woman talking on her iPhone’s speaker Automatic Mic Mode builds on the Voice Isolation and Wide Spectrum features that Apple introduced in iOS 15.
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