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/diy/ - Do-It-Yourself

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>> No.2044285 [View]
File: 47 KB, 483x446, voltmeter least-effort solution.jpg [View same] [iqdb] [saucenao] [google] [report]
2044285

>>2044269

someone asked the same question a few days ago. this remains the simplest solution.

you can actually use any old galvanometer you have lying around, or can rip out of old equipment; just add diode and resistance in series. and print out a replacement scale.



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