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Becker RT6201 - Receive Mode; Transmit Mode

Becker RT6201
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Operation
Becker Avionics
126 Transceivers 6200 Series DV14307.03 Issue 06 February 2021
3.4 Receive Mode
If PTT (Push To Talk) inputs are inactive, the transceiver stays in receive
mode.
A mixed signal is supplied on the headphone(s) outputs (if enabled), it is
mixed of the:
o Received signal from antenna.
o Intercom signal from intercom circuit one and two.
o Signal from auxiliary input.
A mixed signal is supplied on the speaker output (if enabled), it is mixed of
the:
o Received signal from antenna.
o Signal from auxiliary input.
The signal from the auxiliary input is muted under certain conditions
(for details refer to "Auxiliary Audio Input", page 135).
The signal from intercom is muted under certain conditions
(for details refer to "Intercom Operation", page 136).
3.5 Transmit Mode
If PTT input is started (Push To Talk key
is pushed) the transceiver is set to
transmit mode.
o The microphone(s) signals can modulate the transmitter.
o The PTT 1 input starts transmission from microphone path 1.
o The PTT 2 input starts transmission from microphone path 2.
o If "BOTH MIKES" are enabled in the configuration setup*, each input
(PTT 1 or 2) can start the transmission from both microphone paths at
the same time.
The "TX" symbol shows that the device is in transmit mode.
The sidetone (demodulated audio of the emitted signal) is available on the
headphone output.
The transmit mode automatically deactivates the speaker.
* (Details see "Configuration Setup" page 69).
In transmit mode some user actions are blocked e.g. change the frequency
selecting mode or channel spacing mode, which are normally permitted in
receive mode.
Changes in standard mode e.g. the "Preset" frequency are possible even
during transmission.
In transmit mode is no intercom operation possible.
The transmit mode is automatically terminated (return to receive mode) after
120 s of continuous transmitting.
o The display shows "STUCK PTT", see "Warning and Failure Indications",
page 140.
o For the start of a new transmission first it is necessary to set the /PTT
line inactive.
1
18.005
127.000
TX

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