Trace Subsystem VNA Commands
3-160 PN: 10580-00306 Rev. E MS20xxC PM
TRACE_x_LOG_POLAR_RESOLUTION Log Polar Resolution, where x is the trace
number. Returned value is in dB.
TRACE_x_LOG_POLAR_REFERENCE Log Polar Reference value, where x is the trace
number. Returned value is in dB.
TRACE_x_LOG_POLAR_REFERENCE_LI
NE
Currently not used
TRACE_x_REAL_Z_RESOLUTION Real Impedance resolution, where x is the trace
number. Returned value is 1000 times the
resolution value.
TRACE_x_REAL_Z_REFERENCE Real Impedance Reference value, where x is the
trace number. Returned value is 1000 times the
reference value.
TRACE_x_REAL_Z_REFERENCE_LINE Real Impedance Reference line, where x is the
trace number.
TRACE_x_IMAG_Z_RESOLUTION Imaginary Impedance resolution, where x is the
trace number. Returned value is 1000 times the
resolution value.
TRACE_x_IMAG_Z_REFERENCE Imaginary Impedance Reference value, where x
is the trace number. Returned value is 1000 times
the reference value.
TRACE_x_IMAG_Z_REFERENCE_LINE Imaginary Impedance Reference line, where x is
the trace number.
TRACE_x_START_FREQ Start freq, where x is the trace number. Returns in
units of megahertz.
TRACE_x_STOP_FREQ Stop frequency, where x is the trace number.
Returns in units of megahertz.
TRACE_x_CENTER_FREQ Center frequency, where x is the trace number.
Returns in units of megahertz.
TRACE_x_SPAN Frequency span, where x is the trace number.
Returns in units of megahertz.
TRACE_x_START_DIST Start distance, where x is the trace number.
Depending on the given distance unit, value is
returned in units of either microfeet or
micrometer.
TRACE_x_STOP_DIST Stop distance, where x is the trace number.
Depending on the given distance unit, value is
returned in units of either microfeet or
micrometer.
TRACE_x_SMOOTHING_PERCENT Currently not used.
Table 3-12. Trace Header Parameters (Sheet 6 of 9)
Parameter Name Description
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