Anritsu MG369 Series, Operation Manual

Page: 137 / 268

Press
Edit Rate
to open the
F
M Rate parameter,
then edit the current value using the cursor control
keys, rotary data knob, or enter a new value using
the keypad and the appropriate terminator key. The
F
M Rate range is 0.1 Hz to 1 MHz for sine wave and
0.1 Hz to 100 kHz for square, triangle, and ramp
waveforms. To close the open
F
M Rate parameter,
press
Edit Rate
or make another menu selection.
Press
Select Wave...
to access the Modulation
Waveform Selection menu (below).
This menu displays the modulation waveforms (to
the left) that are available from the
F
M generator.
Use the cursor control keys to highlight the desired
modulation waveform, then press
Select
. The
F
M
Status display will reflect your selection.
Press
< Previous
to return to the
F
M Status menu
display.
To select the
F
M operating mode, press
Mode >
.
The
F
M Mode menu (below) is displayed.
Press
Narrow
to select the Narrow
F
M operating
mode; press
Wide
to select the Wide
F
M operating
mode. The
F
M status display will reflect your selec-
tion.
MG369XB OM 3-103
Local (Front Panel) Operation Signal Modulation
sine wave
square wave
positive ramp
negative ramp
Gaussian noise
uniform noise
triangle wave
GN
UN
Reduce Rate
This warning message is displayed
when the
F
M Rate is set >100 kHz
for a non-sine wave modulating
waveform. Phase modulation of the
output signal will continue but the
modulating waveform may be dis-
torted.