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//chapter19
//example19.6
//page420
fc=1000 // kHz
fs=5 // kHz
m=0.5
Ec=100 // V
lower_sideband=fc-fs
upper_sideband=fc+fs
amplitude=m*Ec/2
printf("lower and upper sideband frequencies = %.3f kHz and %.3f kHz \n",lower_sideband,upper_sideband)
printf("amplitude of each sideband term = %.3f V \n",amplitude)
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