Frequency Selection Modes
22 VHF Transceiver 0638.420-071 Issue 06 02/2021
• The channel mode shows data from the user channels database ("CH"), or
last channels database ("LAST").
• The entry shows a customized label (identifier, max. 10 characters), if
applied, for the frequency.
The channel database can store frequencies in channels:
• CH01…CH99 and
• LAST 1…LAST 9
• The functions "LAST" and Store/Restore are only available if
they are enabled in the configuration setup* -
("MEM OPTIONS").
• If the device operates in the 25
kHz mode a selection of stored
8.33 kHz channels is not possible.
• For selection of 8.33
kHz channels, the device must operate in
8.33/25 kHz mixed mode.
* For details please refer to related manual:
http://www.becker-avionics.com/manuals/
Communication → VHF Transceiver
• Push the "MDE" key to change to the channel mode page.
• Use the rotary encoder to select the channel
number/frequency.
o The top line shows the related frequency and the bottom
line the customized label (identifier) and the channel
number/frequency.
o If the active frequency is not yet stored, then shows the
display "CH--".
IC
SQL
125.875
LAST
TWR EDSB
1
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