A carrier wave of frequency 1.5 MHz and amplitude 50V is modulated by a sin wave of freq 10KHz producing 50% amplitude modulation. Calculate the amplitude and frequency of side band produced
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let a,b,c be the amplitudes of signal,carrier,AM waves respectively.
since modulatiom=a/b=(c-b)/b
hence 0.5=(c/b)-1
1.5×50=c
75=c.
also a=b-c
hence 0.5=1-c/b
0.5×50=c
25=c
since modulatiom=a/b=(c-b)/b
hence 0.5=(c/b)-1
1.5×50=c
75=c.
also a=b-c
hence 0.5=1-c/b
0.5×50=c
25=c
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