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ta(t) and 82() = δ(t-100) are applied at the inputs of the ideal lowpass filters H() If /2000) and H2) I/1000) (Fig. P3.4-3). The outputs y() and y2 (t) of these filters are multiplied to obtain the signal y(t) 1 (t) 2 (t). (a) Sketch G1(f) and G2(f). (b) Sketch H1(f) and H2(f. (c) Sketch Y1(f) and Y2(f) (d) Find the bandwidths of vi(t), v2 (t), and y(t)

engineering   Electrical-Engineering   
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,4)-103e 1000 u) u(t) - lo00 e 10001t - at ut) F.T G1(f)- 1000 ได้(4) | = 16,6) 1000+JETf nitude >Mag plot ニーtan 1000ton (0 00 TTf -tan(o 00628f) →Phase Plot -l g0 (i) = _ tar i (0.00628) :035。 lS) - 0.3 16,(2) = -tar-l(O-01256)--0-T19-

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