HP 83751A User Manual page 126

Modulation Keys
Pressing the (
AM MODE
be changed if desired.
When this key is pressed, the current AM mode is displayed in the
MARKER/SWEEP/STATUS display. The mode can be changed to the next
choice by pressing the
The AM mode choices are:
AM Off In this mode, external AM modulation is disabled. The
displayed message is
External AM In this mode, external AM modulation is enabled. The EXT
MOD annunciator is turned on. The displayed message is
AM:STATe OFF
width becomes the active parameter. This parameter applies to the internal
pulse mode.
Its value is shown in the MARKER/SWEEP/STATUS display, in the format
accepted values is 1 ,LJS to 65.53 ms. Resolution is 1 pus. If necessary, the
pulse period will be increased to be 1 ps greater than the entered width
value. In other words, the period must always be 2 width + 1 pus.
MODE
Associated SCPI Commands
Turns external AM modulation on.
(SHIFT] (
Units can be either ps or ms. The range of
the pulse
AM MODE