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- 15:02, 28 August 2020 diff hist +322 Ideas Groups
- 14:51, 28 August 2020 diff hist +545 Ideas Groups
- 15:59, 20 August 2020 diff hist 0 Piezo Speaker
- 15:58, 20 August 2020 diff hist +76 Piezo Speaker
- 15:57, 20 August 2020 diff hist 0 N File:Piezo Speaker close up.jpg current
- 15:56, 20 August 2020 diff hist 0 N File:Piezo Speaker.jpg current
- 15:44, 20 August 2020 diff hist +1,074 N Piezo Speaker Created page with "= How to control it in MicroPython = If you want to add higher notes see https://en.wikipedia.org/wiki/Piano_key_frequencies for the needed frequency. Example code shows how y..."
