Setting The Frequency Span - Span Key - R&S ESU Series Operating Manual

R&S ESU
SELECT TRACE The SELECT TRACE softkey selects the trace on which signal tracking is to be per-
formed.
Remote command:
4.8.2 Setting the Frequency Span – SPAN Key
The SPAN key opens a menu which offers various options for setting the span.
The entry of the span (SPAN MANUAL softkey) is automatically active for span > 0
Hz.
For span = 0 Hz the entry for sweep time (SWEEPTIME MANUAL) is automatically
active.
With two windows (SPLIT SCREEN) displayed at the same time, the input data
always refer to the window selected with the SCREEN A/B hotkey.
SPAN
SPAN MANUAL
SWEEPTIME MANUAL
FULL SPAN
ZERO SPAN
LAST SPAN
FREQ AXIS LIN | LOG
SPAN The SPAN MANUAL softkey activates the window for manually entering the fre-
MANUAL quency span. The center frequency is kept constant.
Allowed range of span values:
•
•
f
span
minspan
f
max
Remote command:
SWEEPTIME The SWEEPTIME MANUAL softkey activates the window for entering the sweep
MANUAL time manually with Span = 0 Hz. The softkey is not available for Span > 0 Hz.
Remote command:
FULL SPAN The FULL SPAN softkey sets the span to the full frequency range of R&S ESU.
Remote command:
ZERO SPAN
The ZERO SPAN softkey sets the span to 0 Hz. The x-axis becomes the time axis
with the grid lines corresponding to 1/10 of the current sweep time (SWT).
Remote command:
4.106
for the time domain (span = 0): 0 Hz
and for the frequency domain (span >0): minspan ≤ f
frequency span
smallest selectable span (10 Hz)
max. frequency
CALC:MARK:FUNC:STR:TRAC 1
FREQ:SPAN 2GHz
SWE:TIME 10s
FREQ:SPAN:FULL
FREQ:SPAN 0Hz
Operating Manual 1302.6163.12 - 03
Instrument Functions
Analyzer Mode
≤ f
span max