Tail Tone Elimination; Power - Advanced Wireless Communications AWR-D7000 User Manual

Tail tone elimination (squelch tail)
Used to stop the noise heard in a receiving radio when a transmitting
radio stops transmitting by reversing the phase of the analog sub-
audible signaling.

Power

Power level defines the RF output level emitted by the radio in
transmit.
The power level should be set for the appropriate use to insure range,
call quality, and battery life.
Value range: low power/ high power
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