Filter designer

This flexible digital filter allows filtering the input signal of the analyzer. In addition you can also integrate this filter to the signal generator.

You can freely define both the low and high cut frequency.

With the ability of the signal generator to play .wav files you can also filter these .wav files while playback.

This feature is widely used to generate narrow-band noise.

Filter characteristics:

Butterworth

Chebichev

Elliptic

Filter types

low pass

high pass

band pass

band stop

The filter can be cascaded to get more steep filters

 

Configuration dialog box

 

You can also export the filter frequency response as an overlay.

Example measurement with white noise as the input and the settings from above.

This picture shows the live frequency response measurement and the original filter curve.

 

 

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Last modified: Mai 05, 2009