% Auto-generated by SPT-FilterWizard
% Name: myFilter_20260321
Fs = 48000;
% Coefficients (Direct-Form IIR)
b = [1.5551721780891759e-05, 6.2206887123567037e-05, 9.3310330685350562e-05, 6.2206887123567037e-05, 1.5551721780891759e-05];
a = [1, -3.658060302401883, 5.0314335333676059, -3.0832283017588149, 0.7101038983415866];

% Example usage: frequency response
[H, w] = freqz(b, a, 2048, Fs);
plot(w, 20*log10(abs(H))); grid on; xlabel('Hz'); ylabel('dB'); title('myFilter_20260321 — lowpass (N=4, Fc=1000)');