35 lines
1.2 KiB
TeX
35 lines
1.2 KiB
TeX
% Dr. Matthias Jung, DL9MJ
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% 2022
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\begin{circuitikz}[european]
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\draw(0,0) to [short,o-*] ++(2,0) coordinate(c1)
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to [short, -*] ++(2,0) coordinate(c2)
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to [short, -*] ++(2,0) coordinate(c3)
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to [short, -o] ++(2,0) coordinate(c4);
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\draw(4,3) node[npn, tr circle](trans){};
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\draw(0,3) coordinate(a1)
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to [C,l={\qty{1}{\micro\farad}},o-*] ++(2,0) coordinate(d1)
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to [short] (trans.B);
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\draw(d1) to [R,l={\qty{10}{\kilo\ohm}}] (c1);
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\draw(trans.E) to [R,l={\qty{120}{\ohm}}, *-] (c2);
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\draw(trans.E) to [short] ++(2,0)
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to [eC,l={\qty{4,7}{\micro\farad}}] (c3);
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\draw(c3) node[rground](){};
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\draw(d1) to [R, l_={\qty{47}{\kilo\ohm}},-*] ++(0,3) coordinate(e1)
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to [short] ++(-1,0)
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to [eC,l_={\qty{10}{\micro\farad}}] ++(0,-1.0)
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node[rground](){};
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\draw(e1) to [short, -*] ++(2,0) coordinate(e2)
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to [loudspeaker] (trans.C);
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\draw(e2) to [short,-o] ++(4,0) coordinate(a2);
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\draw(a1) node[anchor=south](){E};
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\draw(c4) node[anchor=west](){--};
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\draw(a2) node[anchor=west](){+};
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\end{circuitikz} |