|A Level Radio Digital Simple Receiver||Extras Non Exam >Radio< Simple TRF Superhet|
Radio communications are essential to modern life.
Here are a few examples.
Broadcast Radio - SImplex - A single direction of information flow
Radio (Voice and music)
Radio - Half Duplex - Two way communication but only one way at a time
Air traffic control
Marine and harbour operations
Radio - Full duplex - Two way simultaneous communication
Emergency services telecoms
Subject Name Level Topic Name Question Heading First Name Last Name Class ID User ID
Q: qNum of last_q Q ID: Question ID Score: num correct/num attempts Date Done
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