Spectrum Analyzer Commands :TRACe Subsystem
MS20xxC PM PN: 10580-00306 Rev. E 6-55
Trace Header Parameters
Table 6-2 describes parameters that can be returned by the :TRACe:PREamble? command.
Table 6-2. Trace Header Parameters (Sheet 1 of 4)
Parameter Name Description
SN Instrument serial #
UNIT_NAME Instrument name
DESCR Trace name
DATE Trace date/time
BASE_VER Base FW version
APP_NAME Application name
APP_VER Application FW version
UNITS Amplitude units
CENTER_FREQ Center frequency
SPAN Frequency span
FREQ_STEP Frequency step size
RBW Resolution bandwidth
RBW_TYPE RBW coupling auto/manual
VBW Video bandwidth
VBW_TYPE VBW coupling auto/manual
RBW_VBW_RATIO RBW/VBW ratio
SPAN_RBW_RATIO Span/RBW ratio
INPUT_ATTEN Input attenuation
ATTEN_TYPE Attenuation coupling auto/manual
REFERENCE_LEVEL Reference level
SCALE Y-axis scale
PREAMP_SET Preamp state
REF_LEVEL_OFFSET Reference level offset
DETECTION Detection type
TRACE_AVERAGE Number of traces to average
SWEEP_TYPE Single/continuous
CURRENT_SIGNAL Current signal index
CURRENT_CHANNEL Current signal channel
TRACE_MODE Normal/Avg/Max
TRACE_STATUS TRACE_A_VIEW_NOT_BLANK:
0x0000000000000001
TRACE_A_WRITE_NOT_HOLD:
0x0000000000000002
TRACE_A_DATA_VALID:
0x0000000000000004
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