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How to make a servo tester with a 555 timer IC | JLCPCB

In this project, I'll make a small circuit capable of controlling a servo, it is a servo tester made out of a 555 timer IC.
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What is Arduino | Getting started

Here's the new description with all links and additional text removed: Order your pcb design at JLCPCB: $2 for 10pcs PCBs (24 ...