Specifies the measurement method used to perform the noise figure (NF) measurement.

Syntax

Namespace: NationalInstruments.RFmx.SpecAnMX

public enum RFmxSpecAnMXNFMeasurementMethod

Members

NameValueDescription
YFactor0

The NF measurement computes the noise figure of the DUT using a noise source with a calibrated excess-noise ratio (ENR).Supported Devices: PXIe-5665 (3.6 GHz), PXIe-5668, PXIe-5644/5645/5646, PXIe-5840/5841/5842/5860, PXIe 5830/5831/5832.

ColdSource1

The NF measurement computes the noise figure of the DUT using a 50 ohm microwave termination as the noise source.Supported Devices: PXIe-5644/5645/5646, PXIe-5840/5841/5842/5860, PXIe-5830/5831/5832.