Specifies the FFT window type to be used to reduce spectral leakage.

You do not need to use a selector string to configure or read this property for the default signal instance. Refer to the Selector Strings topic for information about the string syntax for named signals.

The default value is Flat Top.

Remarks

The following table lists the characteristics of this property.

Short Name SEM FFT Window
Data type ci32.png
Permissions Read/Write
High-level VIs N/A
Resettable Yes
None 0

No spectral leakage.
Flat Top 1

Spectral leakage is reduced using flat top window type.
Hanning 2

Spectral leakage is reduced using Hanning window type.
Hamming 3

Spectral leakage is reduced using Hamming window type.
Gaussian 4

Spectral leakage is reduced using Gaussian window type.
Blackman 5

Spectral leakage is reduced using Blackman window type.
Blackman-Harris 6

Spectral leakage is reduced using Blackman-Harris window type.
Kaiser-Bessel 7

Spectral leakage is reduced using Kaiser-Bessel window type.