Manipulate[
Plot[
{((Sin[(ω0-ω)T])/(ω0-ω))-((Sin[(ω0+ω)T])/(ω0+ω)),
((Sin[((2^(1/12))ω0-ω)T])/((2^(1/12))ω0-ω))-((Sin[((2^(1/12))ω0+ω)T])/((2^(1/12))ω0+ω)),
0.25+((Sin[(ω0-ω)T])/(ω0-ω))-((Sin[(ω0+ω)T])/(ω0+ω))+((Sin[((2^(1/12))ω0-ω)T])/((2^(1/12))ω0-ω))-((Sin[((2^(1/12))ω0+ω)T])/((2^(1/12))ω0+ω))},{ω,0,250},PlotRange->All,PlotStyle->{{Thin},{Thin},Black},PlotLabel->"Superpozice spekter dvou tónů",AxesLabel->{"ω","C(ω)"},Ticks->{Automatic,None}],
{{ω0,110,Dynamic["(Subscript[ω, 0]) = "<>ToString[ω0]<>" (s^(-1)) = "<>ToString[Round[((ω0)/(2π)),1]]<>" Hz"]},10,250},
{{T,0.8,Dynamic["T = "<>ToString[Round[T,0.01]]<>" s"]},0.01,1},ControlPlacement->Top]