Anritsu MG369 Series, Operation Manual

Page: 149 / 268

External Pulse Source
To provide pulse modulation of the output signal
using a modulating signal from an external source,
first set up the external pulse generator and connect
it to the MG369XB rear panel
PULSE TRIGGER IN
connector.
Next, access the Internal Pulse Status menu
(page 3-107) and press
Internal / External
to select
the external source for the modulating signal. The
External Pulse Status menu (below) is then dis-
played.
This menu contains the external pulse status
window that shows the current menu selections.
This menu lets you perform the following:
q Turn the external pulse modulation on and off
q Select the modulating signal source
q Select the polarity of the pulse input signal
(Low or High) that turns on the RF
Press
On / Off
to turn pulse modulation on and off.
The External Pulse Status display will reflect your
selection as On or Off; the Pulse modulation status
area will reflect your selection as External On or
Off.
Press
Internal / External
to select the source of the
modulating signal. The External Pulse Status
display will reflect your selection.
Press
Low RF On / High RF On
to select the polarity
of the signal (Low or High) that turns the RF on.
The External Pulse Status display will reflect your
selection.
MG369XB OM 3-115
Local (Front Panel) Operation Signal Modulation