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The IFB is a special intercom circuit that consists of a mix-minus program feed sent to an earpiece worn by talent via a wire, telephone, or radio receiver (audio that is being "fed back" to talent) that can be interrupted and replaced by a television producer's or director's intercom microphone. [14]
The microphone arm of headsets may carry an external microphone or be of the voice tube type. External microphone designs have the microphone housed in the front end of the microphone arm. Voicetube designs are also called internal microphone design, and have the microphone housed near the earpiece, with a tube carrying sound to the microphone.
This magnetic bubble has a radius of approximately 1.5 meters, is immune from radio frequency (RF) interference and virtually secure from eavesdropping. An eavesdropper would have to be standing next to the radio, within the magnetic bubble, to intercept wireless transmissions to and from a microphone or headset.
Wireless microphone receiver racks backstage at a large televised music awards event Wireless microphone and radio receiver. There are many types of receiver. True Diversity receivers have two radio modules and two antennas. Diversity receivers have one radio module and two antennas, although some times the second antenna may not be obviously ...
A headset is a headphone combined with a microphone. Headsets provide the equivalent functionality of a telephone handset with hands-free operation. Among applications for headsets, besides telephone use, are aviation, theatre or television studio intercom systems, and console or PC gaming.
One remaining use for crystal earpieces is in crystal radios. Their very high sensitivity enables them to use the very weak signals produced by crystal radios, and their high impedance (on the order of 20 kilohms) is a good match for the typical crystal radio. They have also been used as microphones, with their high output requiring less ...
The earpiece claim During the debate on Tuesday night, conspiracy theorists spread the baseless claim that Harris’s earrings were transmitting audio. “The VP cheated with earring headphones?
The company's first Bluetooth headset, the JB100 Freedom, was launched in late 2007. [6] In 2014, the company was listed for the first time amongst the 5 top-selling premium headphones along with Beats, Bose, Sennheiser, and Sony, according to market research company NPD Group. [7] [8] On April 12, 2016, Logitech acquired the company for $50 ...
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