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TOA Corporation. TOA Corporation (TOA株式会社, Tī Ō Ē Kabushiki-gaisha) is a Japanese electronics company, specializing in public address systems, intercom systems, microphones, array speakers and megaphones. [3] The company's products are used in a variety of settings, among them Brompton Oratory, a large neo-classical Roman Catholic ...
Walkie-talkie. Recreational, toy and amateur radio walkie-talkies. Assorted two-way FRS and GMRS walkie talkies with hand mic. A walkie-talkie, more formally known as a handheld transceiver ( HT ), is a hand-held, portable, two-way radio transceiver. Its development during the Second World War has been variously credited to Donald Hings, radio ...
The spark gap is inside the box with the transparent cover at top center. A spark-gap transmitter is an obsolete type of radio transmitter which generates radio waves by means of an electric spark. [1] [2] Spark-gap transmitters were the first type of radio transmitter, and were the main type used during the wireless telegraphy or "spark" era ...
Singer Sophia Abrahão using a handheld wireless microphone. Singer Cody Simpson using a wireless microphone headset in a 2013 concert in Montreal. 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.
The following is a list of current microphone manufacturers. Akai; AKG; Astatic; Audio-Technica; Behringer; ... TOA Corp. Zoom Corporation; Defunct microphone ...
Microphone. Shure Brothers microphone, model 55S, multi-impedance "Small Unidyne" dynamic from 1951. A microphone, colloquially called a mic ( / maɪk / ), [1] or mike, [a] is a transducer that converts sound into an electrical signal.
Audio-Technica was established in 1962 in Shinjuku, Tokyo, Japan, by Hideo Matsushita as a phonograph cartridge manufacturer. Its first products were the AT-1 and the AT-3 MM stereo phono cartridges. Business rapidly developed, and Audio-Technica expanded into other fields. The headquarters and factory moved in 1965 to the current address in ...
Website. www.cadaudio.com. The Astatic Corporation is a commercial audio products manufacturer founded in Youngstown, Ohio in 1933. Astatic formed CAD Professional Microphones in 1988 as a division of Astatic. The company reorganized as Omnitronics LLC in 2000, and later combined CAD, Astatic and Omnitronics under the CAD Audio brand.