66 lines
2.3 KiB
TeX
66 lines
2.3 KiB
TeX
% Author: Stephan Kregel, DG1HXJ
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% Prof. Dr. Matthias Jung, DL9MJ
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% Year: 2022
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\begin{circuitikz}[american]
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\ctikzset{
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resistors/scale=\getDarcImageFactor,
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capacitors/scale=\getDarcImageFactor,
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inductors/scale=\getDarcImageFactor,
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transistors/scale=\getDarcImageFactor
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}
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\draw(0,0) coordinate(u0)
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to [short, o-*] ++(1,0)
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node [rground](){}
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to [short, -*] ++(1,0) coordinate(u1)
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to [short, -o] ++(8,0) coordinate(u4)
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node[anchor=south](){--};
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\draw(u0)
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to[open, name={h1}] ++(0,3)
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to [C, l={\qty{6,9}{\pico\farad}}, o-*] ++(2,0) coordinate(o1)
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to [short,] ++(1,0)
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node[npn, tr circle, anchor=B](T){BF\,224};
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\draw(u1)
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to [european resistor, l={\rotatebox[origin=c]{90}{\qty{3,3}{\kilo\ohm}}}, -*] (o1);
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\draw(T.E)
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to [european resistor, l_={\rotatebox[origin=c]{90}{\qty{330}{\ohm}}}, -*] (T.E|-u1);
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\draw(T.E)
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to [short, *-] ++(1,0) coordinate(TEE)
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to [C, l={\rotatebox[origin=c]{90}{\qty{1}{\nano\farad}}}, -*] (TEE|-u1);
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\ctikzset{
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quadpoles/transformer core/inner=1,
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quadpoles/transformer core/width=0.6
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}
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\draw(T.C)
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to [short, -*] ++(2.5,0) coordinate(o2)
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to [short] ++(0.5,0)
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node[transformer core, anchor=A2](F){};
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\draw(o2)
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to [vC, tunable end arrow={Bar}, invert] ++(0,-2.5) coordinate(f1)
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to [short,-*] (o2|-u1);
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\draw(F.B2)
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to [vC, tunable end arrow={Bar}, invert] (F.B2|-f1)
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to [short,-*] (F.B2|-u1);
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\draw(F.B1)
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to [short] ++(1,0) coordinate(h2)
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to [short, -*] (h2|-u1);
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% Help:
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\draw(F-L2.a) to [open, name={h3}] (F-L2.midtap);
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\draw(h3.center)
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to [short, *-o] (h3.center-|u4) coordinate(m4);
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\draw(F.A1)
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to [short, -*] ++(0,1) coordinate(g1)
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to [L, name={l1}] ++(2.5,0) coordinate(h4)
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to [short, -o] (h4-|u4)
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node[anchor=south](){+};
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\draw(g1)
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to [C, l={\qty{1}{\nano\farad}}] ++(-2,0)
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node[rground](){};
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\draw[dashed](l1.core west) -- (l1.core east);
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\draw(m4)
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to[open, name={h5}] (u4);
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\draw(h1.center)
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node[rotate=90](){\qty{96}{\mega\hertz}};
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\draw(h5.center)
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node[rotate=90](){\qty{288}{\mega\hertz}};
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\end{circuitikz} |