Push-to-talk (PTT), also known as press-to-transmit, is a method of having conversations or talking on half-duplex communication lines, including two-way radio, using a momentary button to switch from voice reception mode to transmit mode. == History == For example, an air traffic controller usually supervises several aircraft and talks on one radio frequency to all of them.
Push-to-talk (PTT), also known as press-to-transmit, is a method of having conversations or talking on half-duplex communication lines, including two-way radio, using a momentary button to switch from voice reception mode to transmit mode. == History == For example, an air traffic controller usually supervises several aircraft and talks on one radio frequency to all of them.
Source: Wikipedia "Push-to-talk" · CC BY-SA 4.0
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