기계공학실험 OP AMP & Filter

목차

1. Low pass filter 결과
2. Low pass filter의 Bode plot
3. High pass filter 결과

본문내용

매틀랩 코드
num=[-2.012e4];
den=[4.770e-1 2.009e3];
G=tf(num,den)

[mag,phase,w]=bode(G,{1*2*pi 1e5*2*pi});
mag=mag(:);
phase=phase(:);
semilogx(w/(2*pi), 20*log10(mag),'r')
hold on

% low pass filter result
freq=[50 100 300 500 600 700 800 900 1000 1500 4000 10000 30000 100000];
gain=[20.09 19.97 19.32 18.29 17.74 17.24 16.76 15.22 14.68 12.36 5.44 –0.18 –5.35 –9.90];

참고 자료

없음