SuperminarenandClaude Sonnet 5.5
f7fa8cfbc1
- 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]>
21 lines
704 B
Markdown
21 lines
704 B
Markdown
<left>
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Vid informationsöverföring skiljer man i princip mellan analoga och digitala metoder.
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* *Digital*: i steg, bara vissa värden, inga värden där emellan
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* *Analog*: kontinuerlig, godtyckliga mellanvärden
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</left>
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<right>
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[picture:411:n_digital_einleitung_digitales_signal:Digital signal (stegad)]
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[picture:408:n_digital_einleitung_analoges_signal:Analog signal (kontinuerlig)]
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</right>
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<note>
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Digitus (latin): finger
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analogos (forngrekiska): motsvarande, likartad, proportionerlig, passande, liknande
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</note>
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---
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* I radio kan det uppnås t.ex. med fasta amplitudnivåer (25 %, 50 %, 75 %, 100 %)
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* Många överföringsmetoder i vardagen arbetar numera digitalt
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* t.ex. WLAN, LTE eller DVB
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