Real time filters: GUI

Desing a filter and apply it to a incoming audio signal from the microphone,

Description

You can use 4 types of filters:
- Butterworth
- Chebyshev 1
- Chebyshev 2
- Elliptic

You can use them as:
- Lowpass
- Highpass
- Bandpass
- Stopband

Showing theirs features in frequency, phase and the z plane. After the desing phase you can apply the designed filter in real time to incoming audio signal from the microphone.

• MATLAB release: MATLAB 7.7 (R2008b)

[wong]

I have download to use your program, but i have a problem .
when i run the program . the real time curve in the column is northing

[Saran Khalid]

hi dude,
i tried to run it.i succeeded but when i tried to input through microphone it didnt work.
whts wrong?