User manual
40 41
The navigation database of FSX is not fully accurate or complete in
regards to TACAN, for some countries all stations seem to be there, in
some other countries there are none. You will find them on your
charts marked with something like CH41X.
Setting the channel is done with the rotary control on the front and the
larger rotary control hiding behind the front plate. Just move your mouse
to the edge of the instrument and you will find the click zone. The smaller
rotary control is used to power the radio on. In any setting except OFF the
radio is activated. The volume control toggles the audio ident.
Becker AR 4201
Communication Radio
The Becker AR 4201 Coms radio is a
basic two way radio for voice communi-
cation. It is turned on with the ON/OFF/
VOL knob and will display a test pattern
when started. The upper (large) digits
show the active frequency, while the
lower (smaller) show the standby
frequency. Turning the lower right knob
will change the frequency number
before the decimal sign, while turning
the right upper knob changes the
numbers after the decimal sign. To
swap the standby frequency with the
active, press the swap button (double
arrow button). Pressing the mode
button (MDE) will display the supply
voltage instead of the standby frequen-
cy. In this mode the swap button will
toggle the display of Supply voltage,
Outside temperature in °C and Outside
temperature in °F.
The Becker AR 4201
Coms radio is seen as COMS 2 in FSX.