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Line indicator to show (via a LED) if an oscillator or AC line is active or not. Demo and schematic

radiofun232 RADIOFUN232 · JAN 17, 2026

This YouTube video has 439 views and was published Jan 17, 2026 on radiofun232. That is 0.5x the channel's average views.

Line indicator to show (via a LED) if an oscillator or AC line is active or not. Demo and schematic ▸ WATCH ON YOUTUBE
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