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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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Why Your LED Bulbs Burn Out Early – And How To Make Them Last For Years

LED bulbs promise to last for decades, yet many homeowners find themselves replacing them far sooner than expected.