Becker Avionics
Operating Instructions
Frequency Selection Modes
0638.420-071 Issue 06 02/2021
VHF Transceiver
27
•
In scan mode the display shows both frequencies.
o
The active frequency is shown on the top line and the
preset frequency on the bottom line.
•
The SCAN symbol in the display shows that scan function is
started.
In all frequency selection modes:
•
A long push (>2
s) of "↕/SCN" key
starts the scan function and
changes to standard mode, if started from channel or direct
tune mode.
•
A short push on the "MDE" key or a long push (>2 s) on
"↕/SCN" key
stops the scan function.
The device stays in standard mode.
•
The arrow symbol
"►” in front of the frequency
shows that this
frequency is audible.
If both the active and preset frequency find a signal at the same
time, the active frequency (top) has priority.
•
The preset frequency is shown inverted and blinks.
•
An audio notification "beep" tone is audible and the preset
frequency blinks to show that there is a RX signal on the preset
frequency (if enabled in the configuration setup*).
* For details please refer to related manual:
http://www.becker-avionics.com/manuals/
Communication
→
VHF Transceiver
•
If the preset frequency finds a signal and no signal is on the
active frequency, the transceiver automatically changes to the
preset frequency.
•
The arrow sign "►" in front of the frequency
shows that this
frequency is audible.
Notice:
For transmission is always the active frequency used, also if
the monitored frequency is currently audible.
If TX on the preset frequency is required, p
ush the "↨/SCN"
key to change active and preset frequency.
118.005
127.000
SQL
SCAN
127.000
118.005
SQL
SCAN
127.000
118.005
SQL
SCAN
127.000
118.005
SQL
SCAN
