File:Semi resonant start circuit.png
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Size of this preview: 800 × 564 pixels. Other resolutions: 320 × 226 pixels | 640 × 451 pixels | 1,048 × 739 pixels.
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Summary[edit]
| Description |
English: Wiring circuit of a semi-resonant fluorescent lamp circuit |
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| Source |
Thorn Electrical Industries 1972 lighting catalogue Current electronic source: www.streetlightonline.co.uk |
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| Author | Thorn Electrical Industries, Limited | ||
| Permission (Reusing this file) |
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 21:46, 10 May 2024 | | 1,048 × 739 (51 KB) | Obscure2020 (talk | contribs) | After I found a new PDF source for this graphic, I used pdfimages on the command line to extract the bitmap data. Imported that into GIMP, where I rotated straight and cropped it. Then optimized with OxiPNG and ZopfliPNG for good measure. |
| 19:34, 18 May 2010 |  | 365 × 245 (62 KB) | ELIOT2000 (talk | contribs) | {{Information |Description={{en|1=Wiring circuit of a semi-resonant fluorescent lamp circuit}} |Source=Thorn Electrical Industries 1972 lighting catalogue |Author=Thorn Electrical Industries, Limited |Date= |Permission= |other_versions= }} |
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