SEM
- Updated2023-10-12
- 3 minute(s) read
SEM
Owning Palette: ConfigurationUse the VIs on this palette to configure spectral emission mask (SEM) measurements. You can also use the RFmxSpecAn Property Node to configure additional properties.
Palette Object | Description |
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RFmxSpecAn SEM Configure Number of Carriers |
Configures the number of carriers for the spectral emission mask (SEM) measurement. |
RFmxSpecAn SEM Configure Carrier Enabled |
Configures whether to consider the carrier power as part of total carrier power measurement. Use "carrier<n>" as the selector string to configure this VI. |
RFmxSpecAn SEM Configure Carrier Offset |
Configures the center frequency, in Hz, of the carrier, relative to the RF center frequency. Use "carrier<n>" as the selector string to configure this VI. |
RFmxSpecAn SEM Configure Carrier Integration Bandwidth |
Configures the frequency range, in Hz, over which the measurement integrates the carrier power. Use "carrier<n>" as the selector string to configure this VI. |
RFmxSpecAn SEM Configure Carrier RBW Filter |
Configures the resolution bandwidth (RBW) filter of the carrier signal. Use "carrier<n>" as the selector string to configure this VI. |
RFmxSpecAn SEM Configure Carrier RRC Filter |
Configures the root raised cosine (RRC) channel filter to apply on the acquired carrier channel before measuring the channel power. RRC alpha is the filter roll off. Use "carrier<n>" as the selector string to configure this VI. |
RFmxSpecAn SEM Configure Carrier Channel Bandwidth |
Configures the channel bandwidth of the carrier. Use "carrier<n>" as the selector string to configure this VI. |
RFmxSpecAn SEM Configure Number of Offsets |
Configures the number of offset segments for the spectral emission mask (SEM) measurement. |
RFmxSpecAn SEM Configure Offset Frequency |
Configures the offset frequency start and stop values and specifies whether the offset segment is present on one side, or on both sides of the carriers. Use "offset<n>" as the selector string to configure this VI. |
RFmxSpecAn SEM Configure Offset RBW Filter |
Configures the resolution bandwidth (RBW) filter of the offset segment. Use "offset<n>" as the selector string to configure this VI. |
RFmxSpecAn SEM Configure Offset Bandwidth Integral |
Configures the resolution of the spectrum to compare with spectral mask limits as an integer multiple of the resolution bandwidth (RBW). Use "offset<n>" as the selector string to configure this VI. |
RFmxSpecAn SEM Configure Offset Relative Attenuation |
Configures the attenuation, in dB, relative to the external attenuation. Use "offset<n>" as the selector string to configure this VI. |
RFmxSpecAn SEM Configure Offset Limit Fail Mask |
Specifies the criteria to determine the measurement fail status. Use "offset<n>" as the selector string to configure this VI. |
RFmxSpecAn SEM Configure Offset Absolute Limit |
Configures the absolute limit mode and specifies the absolute power limits corresponding to the beginning and end of the offset segment. Use "offset<n>" as the selector string to configure this VI. |
RFmxSpecAn SEM Configure Offset Relative Limit |
Configures the relative limit mode and specifies the relative power limits corresponding to the beginning and end of the offset segment. Use "offset<n>" as the selector string to configure this VI. |
RFmxSpecAn SEM Configure Offset Frequency Definition |
Configures the offset frequency definition for the SEM measurement. Use "offset<n>" as the selector string to configure this VI. |
RFmxSpecAn SEM Configure Power Units |
Configures the units for the absolute power. |
RFmxSpecAn SEM Configure Reference Type |
Configures whether the power reference is the integrated power or the peak power in the closest carrier channel. |
RFmxSpecAn SEM Configure Sweep Time |
Configures the sweep time. |
RFmxSpecAn SEM Configure Averaging |
Configures averaging for the spectral emission mask (SEM) measurement. |
RFmxSpecAn SEM Configure FFT |
Configures window and FFT to obtain a spectrum for the spectral emission mask (SEM) measurement. |
RFmxSpecAn Build Carrier String2 |
Creates the carrier string to use as the selector string with the SEM, ACP, and CHP carrier configuration or fetch properties and VIs. |
RFmxSpecAn Build Offset String2 |
Creates the offset string to use as the selector string with SEM and ACP offset configuration or fetch properties and VIs. |
Subpalette | Description |
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Array VIs |
Use the VIs on this palette to configure spectral emission mask (SEM) measurements. You can use the RFmxSpecAn Property Node to configure additional properties. |