An ideal time delay is a signal processor whose output is vO(t) vIN(tTD). Write an expression for vO(t) for TD 0.5 ms and

An ideal time delay is a signal processor whose output is vO(t) ¼ vIN(tTD). Write an expression for vO(t) for TD ¼

0.5 ms and vINðtÞ ¼ 10 þ 10 cosð2p500tÞ þ 2:5 cosð2p1000tÞ

þ 0:625 cosð2p4000tÞ V Discuss the spectral changes caused by the time delay.