R&S ESR Series

Remote Control
R&S
®
ESR
877User Manual 1175.7068.02 ─ 12
<frequency 2>
absolute frequency of the n dB marker to the right of the refer-
ence marker in Hz
Example:
INIT:CONT OFF
Switches to single sweep mode.
CALC:MARK:FUNC:NDBD ON
Switches on the n dB down function.
INIT;*WAI
Starts a sweep and waits for the end.
CALC:MARK:FUNC:NDBD:FREQ?
Outputs the frequencies of the temporary markers.
Usage: Query only
Manual operation: See "n dB down" on page 421
CALCulate<n>:MARKer<m>:FUNCtion:NDBDown:QFACtor
This command queries the Q factor (quality) of n dB down measurements.
Suffix:
<n>
.
Selects the measurement window.
<m> Selects the marker.
Example:
INIT:CONT OFF
Switches to single sweep mode.
CALC:MARK:FUNC:NDBD ON
Switches on the n dB down function.
INIT;*WAI
Starts a sweep and waits for the end.
CALC:MARK:FUNC:NDBD:QFAC?
Queries the Q factor of the measured bandwidth.
Manual operation: See "n dB down" on page 421
CALCulate<n>:MARKer<m>:FUNCtion:NDBDown:RESult?
This command queries the distance of the n dB down markers from each other.
To get a valid result, you have to perform a complete measurement with synchroniza-
tion to the end of the measurement before reading out the result. This is only possible
for single sweeps.
Suffix:
<n>
.
Selects the measurement window.
<m> irrelevant
Remote Commands in Spectrum Analyzer Mode