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Soundwave is a data collection company founded in 2012. It collected data on the music users listened to and their location in real-time. Users could subscribe to groups and locations to view and listen to relevant and trending songs. Soundwave was launched on June 20, 2013. Soundwave was acquired by Spotify in 2016.
Wireless speakers are composed of two units: a main speaker unit combining the loudspeaker itself with an RF receiver, and an RF transmitter unit. The transmitter connects to the audio output of any audio devices such as hi-fi equipment, televisions, computers, MP3 players, etc.
Soundwave or Sound Wave may refer to: Sound, a vibration that propagates as an acoustic wave; Acoustic wave, the wave which carries sound; Festivals.
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Headphones appeared in the emerging field of wireless telegraphy, which was the beginning stage of radio broadcasting. Some early wireless telegraph developers chose to use the telephone receiver's speaker as the detector for the electrical signal of the wireless receiving circuit. [17]
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The reflection coefficient can be calculated using: = +, where (Gamma) is the reflection coefficient (0 denotes full transmission, 1 full reflection, and 0.5 is a reflection of half the incoming voltage), and are the impedance of the first component (from which the wave enters) and the second component, respectively.