English: This shows the variations in the modulated signal with changes in the percentage en:modulation. (Note: The carrier frequency = 10000Hz = 10KHz and modulating signal frequency = 100Hz)
# describe the formula (x indicates time)f(x)=(1+m*sin(2*pi*100*x))*sin(2*pi*10000*x)# set the terminalsetterminalsvgsize800600dynamicenhanced# set the output filesetoutput"am_signals.svg"# set the 'default' axes properties setxlabel" "setylabel"Amplitude"setgridunsetkey# start multiplotsetmultiplot# 50% Modulationsetorigin0,0.66settitle"50% Modulation"setsize1,0.33plotm=0.5,f(x)# 100% Modulationsetorigin0,0.33setsize1,0.33settitle"100% Modulation"plotm=1,f(x)# 150% Modulation"setorigin0,0setsize1,0.33setxlabel"time"plotm=1.5,f(x)# end plottingunsetmultiplotunsetoutput
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The original description page was here. All following user names refer to en.wikipedia.
2005-12-28 18:23 Krishnavedala 800×600×0 (41347 bytes) Created using [[Gnuplot]]
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{{Information |Description=This shows the variations in the modulated signal with changes in the percentage en:modulation. Created using en:Gnuplot.<br> The commands are in the following sequence: <pre> # describe t