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The portable mixer-amplifier concept was a novel idea that quickly proved popular among musicians, and was the inspiration for the 1967 introduction of the competing "Vocal Master" product line by Shure. [15] In 1967, Yorkville expanded distribution westward to Vancouver and southward into the United States via Buffalo, New York. [15]
A megaphone, speaking trumpet, bullhorn, blowhorn, or loudhailer is usually a portable or hand-held, cone-shaped acoustic horn used to amplify a person's voice or other sounds and direct it in a given direction. The sound is introduced into the narrow end of the megaphone, by holding it up to the face and speaking into it, and the sound waves ...
An active full-range loudspeaker. Powered speakers, also known as self-powered speakers and active speakers, are loudspeakers that have built-in amplifiers.Powered speakers are used in a range of settings, including in sound reinforcement systems (used at live music concerts), both for the main speakers facing the audience and the monitor speakers facing the performers; by DJs performing at ...
Headlined by the UE Wonderboom 4, these are the best portable speakers for taking your sound on the road wherever you go. Skip to main content. 24/7 Help. For premium support please call: 800-290 ...
The Starkey Genesis AI battery offers up to 51 hours on a single charge — the best battery life of all the hearing aids we tested and researched. The hearing aids also offer a high level of ...
Audio stereo power amplifier made by McIntosh The internal view of a Mission Cyrus 1 Hi Fi integrated audio amplifier (1984) [1]. An audio power amplifier (or power amp) amplifies low-power electronic audio signals, such as the signal from a radio receiver or an electric guitar pickup, to a level that is high enough for driving loudspeakers or headphones.