SWEEP
Displays the Sweep function soft key menu for the current operating mode.
Sweep Menu
Provides for changing the display resolution, single or continuous sweep, and
access to the Trace Math functions.
Choosing
SWEEP
in
FREQ
or
DTF
measurement modes causes the soft keys
below to be displayed.
q
RESOLUTION
— Opens the display to change the resolution. Choose 130,
259, or 517 data points. (Not active in DTF mode. In DTF mode, resolution
can be adjusted through the DTF-AID table.)
q
SINGLE SWEEP
— Toggles the sweep between single sweep and continu-
ous sweep. In single sweep mode, each sweep must be activated by the
RUN/HOLD
button.
q
TRACE MATH
— Opens up the Trace Math functions (trace-memory or
trace+memory) for comparison of the real time trace in the display with any
of the traces from memory. (Not available in DTF mode.)
Choosing
SWEEP
in
SPECTRUM ANALYZER
mode causes the soft keys below
to be displayed.
q
RBW
¾
Activates the resolution bandwidth functions. They let users manu-
ally adjust the resolution’s bandwidth to the desired value by scrolling using
the
Up/Down
arrow key. Select desired value and press
ENTER
when com-
plete.
q
VBW
¾
Activates the video bandwidth function. It lets users manually adjust
the resolution’s bandwidth to the desired value by scrolling using the
Up/Down
arrow key. Select desired value and press
ENTER
when complete.
q
MAX HOLD
¾
Activates the max hold function. It displays and holds the
maximum response of the input signal trace.
q
CONT/SINGLE
¾
Toggles between continuous and single sweep.
q
OCC BW
¾
Activates the second level occupied bandwidth menu.
q
OCC BW (second level)
q
METHOD
¾
Selects the method to be used, dB Down or % of Power.
q
%
¾
Enter the desired % of occupied bandwidth to be measured.
q
dBc
¾
Enter the desired power level (dBc) to be measured.
q
MEASURE
¾
Takes a measurement.
q
BACK
¾
Returns to the top-level
OCC BW
menu.
3-15
Chapter 3 Functions and Operations
