What do the terms "Duplex" and "Simplex" mean?
04 November 2009
There are three types of radio communication:Simplex communication:
One-way communication between the sender or transmitter and the receiver.
Duplex communication:
Allows communication in both directions simultaniously. It requires two transmitters and two receivers; one transmitter and one receiver at either end of the communication link.
Half duplex communication:
Only one end transmits at a time, the other end receives.
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