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50ohm-contents-dl/contents/drawings/731.tex
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SuperminarenandClaude Sonnet 5.5 f7fa8cfbc1 Swedish adaptation: Instegscertifikat and HAREC content
- Sections and slides rewritten in Swedish; German law and institutions replaced by
  Swedish/CEPT/ITU equivalents (PTS, SSA, PTSFS 2025:1, SSMFS 2008:18), unverified
  statements marked "% TODO VERIFY"
- New toc: INSTEG, HAREC, UPPGRADERING; section idents are Swedish (see ident-map.tsv)
- Exam-question tags, BNetzA question pool, solutions and the German SWL course removed
- Static pages, snippets, applets, READMEs and image alt-texts translated
- TikZ labels translated; SVG drawings regenerated (drawing 689 still fails to build
  upstream: it references a missing photo)
- Changed from the original: not endorsed by DARC e.V., SSA or PTS

Co-Authored-By: Claude Sonnet 5.5 <[email protected]>
2026-10-10 15:03:03 +02:00

32 lines
1.7 KiB
TeX

% Author: Prof. Dr. Matthias Jung, DL9MJ
% Year: 2023
\begin{circuitikz}[european]
\draw [fill=DARCblue,thick,domain=45:135] plot ({3*0.9*cos(\x)}, {3*0.9*sin(\x)}) coordinate(c1);
\path [domain=135:45] plot ({3*0.9*cos(\x)}, {3*0.9*sin(\x)}) coordinate(c0);
\draw [DARCblue!50, line width=5, domain=45:135] plot ({3*cos(\x)}, {3*sin(\x)});
\draw [DARCgray!50, line width=10, domain=45:135] plot ({3*1.2*cos(\x)}, {3*1.2*sin(\x)});
\draw [DARCorange!50, line width=10, domain=45:135] plot ({3*1.3*cos(\x)}, {3*1.3*sin(\x)});
\draw [DARCred!50, line width=20, domain=45:135] plot ({3*1.58*cos(\x)}, {3*1.58*sin(\x)});
%
\draw [-Triangle] (c1) -- ++(-2,2) node[above,rotate=45](){Höhe [\unit{\kilo\metre}]};
\draw (c1) ++(-0.15,0.15) node[left,rotate=45](){bis 10};
\draw (c1) ++(-0.50,0.50) node[left,rotate=45](){50-90};
\draw (c1) ++(-0.85,0.85) node[left,rotate=45](){90-130};
\draw (c1) ++(-1.42,1.42) node[left,rotate=45](){130-400};
%
\draw [white] (0,2.25) node[](){Jord};
%
\draw [-Triangle] (c0) -- ++(+2,2);
\draw (c0) ++(+0.15,0.15) node[right,rotate=-45](){Troposfär};
\draw (c0) ++(+0.50,0.50) node[right,rotate=-45](){D-Region};
\draw (c0) ++(+0.85,0.85) node[right,rotate=-45](){E-Region};
\draw (c0) ++(+1.42,1.42) node[right,rotate=-45](){$\text{F}_1+\text{F}_2$-Regionen};
%
\draw [Triangle-Triangle] (0,3.35) -- ++(0,1.75);
%
\draw (0,4.50) node [right](){Jonosfär};
%
\draw(1.75,3.45) node[ellipse, rotate=-30, fill={DARCorange!50!DARCgray}, minimum height=0.25cm, minimum width=0.5cm, inner sep=0pt](sporadic){};
%
\draw(sporadic.center) -- (0,1) node[below](){Sporadic-E};
\end{circuitikz}