Digital Audio Filter Designer
Interactive FIR filter design tool for embedded systems. Upload audio, tune parameters, and export coefficients for Cortex-M/DSP.
1
Design Filter
Configure DSP parameters
Processing Engine
Running the compiled C implementation via WebAssembly. This exactly matches the logic that will run on your microcontroller.
1000 Hz
51
Number of coefficients (must be odd)
2
Export
Generate C/Header files
51 taps, hamming window
Format:
3
Audio Lab (Optional)
Verify your filter design with real audio signals