FIR Filter Tutorial

Learn Digital Convolution through interactive flash programs

 

HINT: If program is too big for screen click mouse in program then push "CTRL" and spin mouse wheel at the same time... or push F11 for full screen.

Learn about FIR filters. See how the original coefficients are produced via the Inverse Discrete Fourier Transform. See how a window is applied to the coefficients to alter the response.

[Note: digital convolution tutorial is recommended prior to this one]

Flash Program Description

FIR Filter
Programs

Tutorial 1

Build your own Low Pass FIR Filter

Click Here

pic1

(approx 3M of Audio)

Tutorial 2

Build your own Band Pass FIR Filter

Click Here

pic2

(approx 3 M of Audio)