feature: add latex sources of drawings

contents/drawings/424.tex

@@ -0,0 +1,36 @@
+% Author: 	Dr. Matthias Jung, DL9MJ
+%			Stephan Kregel, DG1HXJ
+% Year: 2022
+\begin{circuitikz}[american]
+    \tikzset{%
+        thick arrow/.style={
+            -{Triangle[angle=90:2pt 1]},
+            line width=0.5cm, 
+            draw=gray!30
+        },
+        thicker arrow/.style={
+            -{Triangle[angle=90:2pt 1]},
+            line width=1cm, 
+            draw=gray!30
+        },
+        circuitikz/resistors/scale=\getDarcImageFactor,
+        circuitikz/sources/scale=\getDarcImageFactor
+    }	
+    \draw (0,1) coordinate(I1) to [sV, l2_={$R_\mathrm{L}$} and \qty{50}{\ohm}, name={gen}] ++(0,-3) coordinate(I2) ;
+    \draw (I1) to [short, -*] ++(2.5,0) coordinate(C0)
+    to [european resistor, l={$R_\mathrm{2}$}] ++(2,0) coordinate(C1);
+    \draw (C0) to [european resistor, l={$R_\mathrm{1}$}] ++ (0,-3)
+    to [short] (I2);
+    \draw(C1) to [european resistor, l_={$R_\mathrm{3}$}, *-*] ++(0,-3);
+    \draw(C1)
+        to [short] ++(2.5,0)
+        to [european resistor, l={$R_\mathrm{L}$}, name={h3}] ++(0,-3)
+        to [short, -*] ++(-2.5,0)
+        to [short, -*, name={h7}] ++(-2,0);
+    \draw (h7.center) node[anchor=north](){Dämpfungsglied};
+
+    \draw [thicker arrow] (gen.north) ++(0.25,0) to [short, name={h2}] ++(1.5,0);
+    \draw (h2.center) node[color=black!70]{${P}_\mathrm{IN}$} ;
+    \draw [thick arrow] (h3.south) ++(-1.75,0) to [short, name={h4}] ++(1.5,0);
+    \draw (h4.center) node[color=black!70]{${P}_\mathrm{OUT}$} ;
+\end{circuitikz}