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Press < Previous to return to the FM Status menu
display.
External FM Source
To provide phase modulation of the output signal
using a modulating signal from an external source,
first set up the external signal generator and con
-
nect it to the MG369XB rear panel FM/FMINcon
-
nector.
Next, from the FM Status menu, press Internal / Ex
-
ternal to select the external source for the modulat
-
ing signal. The External FM Status menu (below) is
then displayed.
This menu contains the external FM status window
that shows the current menu selections and the
measured FM deviation (The FM deviation mea
-
surement function measures the voltage of the ex
-
ternal modulation signal and calculates the peak
frequency deviation). This menu lets you perform
the following:
q
Turn the selected FM mode On or Off
q
Edit the FM sensitivity
q
Select the modulating signal source
q
Access the FM Mode menu
3-104 MG369XB OM
Signal Modulation Local (Front Panel) Operation