Agilent Technologies ESA Series User's/Programmer's Reference page 148

Front-Panel Key Reference
Sweep
Level Gate
High Low
Allows you to set the number of points per sweep, from 101 to 8192 in
Points
non-zero span and 2 to 8192 in zero span (software revision A.05.00 and
greater). Use the knob, step keys, or numeric keypad to set this value.
When the sweep time is limited by the Analog to Digital Converter
(ADC) sample rate, the sweep time changes with the number of points
selected. The greater the number of points, the longer the sweep time
becomes. If
analyzer power is cycled, the number of points per sweep will default to
401. The current value of points is displayed next to the sweep time.
When
sweep points may not be possible. Refer to
page 100
Changing the number of points has several effects on the analyzer.
Since markers are read at the point location, the marker reading may
change. Press
reading. All trace data for the current window is cleared. If in
continuous sweep mode, (
immediately. If average is on (
starts over with a count of 0. With software revisions prior to A.08.00, if
Limit Lines are on (
turned off.
Key Access:
148
Sets up level polarity that will open the gate. Requires
Option 1D6.
Level Gate (High)
gate.
Level Gate (Low)
the gate.
Key Access:
Sweep
is pressed (and
Preset
,
FREQUENCY Scale Type (Log)
for more information.
, again for greater accuracy in the marker
Peak Search
Sweep
,
Display Limits
Sweep
Key Access: ,
Sweep Gate
Selects a high TTL level to open the
selects a low TTL level to open
,
Gate
is set to
Preset Type
is selected, the desired number of
"Scale Type Log Lin" on
, ), a new sweep begins
Sweep (Cont)
, ), the averaging
BW/Avg Average (On)
, ,
Modify Limit 1 or 2 (On)
,
Edge Gate
), or the
Factory
), they are
Chapter 2