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Description
555 Timer Piano
With a 555 timer, a few capacitors and a few resistors and 6 switches, make some noise!
Feb 21,2022
935 views
555 Timer Piano
2 Layers PCB 38.1 x 129.5 mm FR-4, 1.6 mm, 1, Immersion gold, Blue Solder Mask, White silkscreen
Make some noise with parts in your junk bin!
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Published: Feb 21,2022
Download Gerber file 17
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