39 lines
1.3 KiB
TeX
39 lines
1.3 KiB
TeX
% Author: Stephan Kregel, DG1HXJ
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% Year: 2022
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\begin{circuitikz}
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\coordinate(init) at (0,0);
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\draw (init)++(3,0) node[npn, name=T1, tr circle] {} ++(0,0);
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\draw (init)
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to [PZ] ++(0,-2)
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to [vC, tunable end arrow={Bar},invert] ++(0,-2) -- ++(1.5,0) coordinate(c2a)
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to [C, *-*] ++(0,2) coordinate(c2b)
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to [C, -*] ++(0,2) coordinate(c3b)
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to [R, -*] ++(0,3) coordinate(r1b) -- ++(-1.5,0)
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to [C] ++(0,-1)
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node[rground](){};
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\draw (init)
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-- (c3b)
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-- (T1.B);
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\draw (c2a)
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-- ++(1.5,0) coordinate(r2a)
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to [R, *-*] ++(0,2) coordinate(r2b)
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%-- ++(0,0.5)
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coordinate(c4a)
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to [C, *-] ++(2,0) coordinate(c4b)
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to node[ocirc, name=out]{} ++(0,0);
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\draw (c2b) -- (r2b);
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\draw (r2a)
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to node[rground]{} ++(0,0);
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\draw (r2a)
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-- ++(2,0)
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to node[ocirc, name=gnd]{} ++(0,0);
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\draw (c4a) -- (T1.E);
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\draw (r1b)
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-- ++(1.5,0) coordinate(l1a)
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to [american inductor, *-, name={myL}] ++(2,0) coordinate(l1b)
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node[ocirc, name=vcc]{};
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\draw (T1.C) -- (l1a);
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\draw [dashed] (myL.core west) -- (myL.core east);
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\draw (gnd) node[anchor=north]{--};
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\draw (vcc) node[anchor=south]{+};
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\end{circuitikz} |