chore: add diff ampl graph

ZM_05.tex

@@ -405,6 +405,64 @@ R_1=1k\Omega, R_2=1k\Omega, R_3=1k\Omega
   \end{minipage}
 \end{table}
 
+\newpage
+\subsection{Graf napěťových charakteristik}
+\begin{figure}[!hbt]
+\centering
+\begin{tikzpicture}
+\begin{axis}[
+    xlabel={Počet měření},
+    ylabel={$U_1$, $U_2$, $U_v$},
+    xmin=0, xmax=17,
+    ymin=-4, ymax=9,
+    xtick={1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16},
+    ytick={-3,-2,-1,0,1,2,3,4,5,6,7,8},
+    legend pos=north east,
+    legend style={at={(0.95,0.50)},anchor=north east},
+    ymajorgrids=true,
+    grid style=dashed,
+    line width=0.7pt,
+    mark size=1.5pt,
+]
+
+    \addplot[
+    color=black,
+    dash pattern=on 1pt off 3pt on 3pt off 3pt,
+    mark=*,
+    mark options={solid},
+    smooth
+    ]
+    coordinates {
+      (1,0.5)(2,1)(3,1.5)(4,2)(5,2.5)(6,3)(7,3.5)(8,4)(9,4.5)(10,5)(11,5.5)(12,6)(13,6.5)(14,7)(15,7.5)(16,8)
+    };
+    \addlegendentry{$U_1$}
+    \addplot[
+    color=violet,
+    dash pattern=on 1pt off 3pt on 3pt off 3pt,
+    mark=*,
+    mark options={solid},
+    smooth
+    ]
+    coordinates {
+      (1,5)(2,5)(3,5)(4,5)(5,5)(6,5)(7,5)(8,5)(9,5)(10,5)(11,5)(12,5)(13,5)(14,5)(15,5)(16,5)
+    };
+    \addlegendentry{$U_2$}
+    \addplot[
+    color=teal,
+    dash pattern=on 1pt off 3pt on 3pt off 3pt,
+    mark=*,
+    mark options={solid},
+    smooth
+    ]
+    coordinates {
+(1,4.5)(2,4)(3,3.5)(4,3)(5,2.5)(6,2)(7,1.5)(8,1)(9,0.5)(10,0)(11,-0.5)(12,-1)(13,-1.5)(14,-2)(15,-2.5)(16,-3)
+    };
+    \addlegendentry{$U_v$}
+
+\end{axis}
+\end{tikzpicture}
+\caption{Napěťová charakteristika rozdílového zesilovače}
+\end{figure}
 
 \newpage
 \section{Závěr}