VNA Commands Trace Subsystem
MS20xxC PM PN: 10580-00306 Rev. E 3-157
SMITH_REF_IMPED Reference Impedance. Where:
50 ohm = 0. and 75 ohm = 1
This also applies to Inverted Smith Chart.
TOTAL_CHANNELS Trace Format. Available trace format are:
Single = 1, Dual = 2, Tri = 3, Quad = 4
ACTIVE_TRACE Current active trace. Where:
0is for trace1, 1for trace2, 2for trace3, and
3 for trace 4
TOTAL_TRACE Total number of traces
AVERAGING_COUNT Current Averaging Count
AVERAGING_FACTOR Averaging factor
EXTERNAL_REFERENCE External Reference where 0 is for Off and 1 is for
Locked
EXT_REF_FREQ_LIST Currently not being used.
SWEEP_TYPE Sweep type. Available sweep types are:
Single = 0, Continuous = 1, and External = 2
EXTERNAL_TRIGGER Currently not being used.
BIAS_TEE_STATE Bias Tee State. Currently available Bias Tee
states are:
Off = 0, External = 1, Internal = 2
BIAS_TEE_PORT_SELECTION Bias Tee port selection. Where:
0 is port 1, and 1 is port 2.
BIAS_TEE_VOLTAGE_Px Internal Bias Tee voltage, where:
x is the port number.
Return value is 1000 times the current voltage
value in Volts.
INT_BIAS_TEE_VOLTAGE Internal Bias Tee voltage. Return value in mV.
Internal Bias Tee current limit, where:
x is the port number.
Return value is in mA.
BIAS_TEE_CURRENT_LIMIT_Px Internal Bias Tee current limit, where:
x is the port number.
Return value is in mA.
INT_BIAS_TEE_CURRENT Internal Bias Tee current. Return value is in mA.
RF_SOURCE_POWER Source Power. Current valid source power:
low = 0, and high = 1.
Table 3-12. Trace Header Parameters (Sheet 3 of 9)
Parameter Name Description
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