generate a signal which is summation of sine waves with all frequencies from 1HZ to 400hz with step of 4 like x=sin[2pi t]+sin[2pi5t]+sin[2pi9t]+...+sin[2pi400t]and(B).designing a filter removing all frequencies between[0.1 0.9](c).plot fft before

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yogeswara reddy on 9 Apr 2015

Commented: Image Analyst on 9 Apr 2015

after removing frequencies

Image Analyst on 9 Apr 2015

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generate a signal which is summation of sine waves with all frequencies from 1HZ to 400hz with step of 4 like x=sin[2pi t]+sin[2pi​5t]+sin[2p​i9t]+...+s​in[2pi400t​]and(B).de​signing a filter removing all frequencies between[0.1 0.9](c).plot fft before