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LED logger

Do LEDs really last as much as they say? I’m building a tester to find out. Continue reading
Do LEDs really last as much as they say? I’m building a tester to find out. Continue reading
Turned my hallway spotlights to some nice LED lights. Continue reading
Detecting a secret knock pattern using 555’s. Continue reading
Buiding a timer for a PCB UV exposure box. Continue reading
Building a nice UV exposure box to make PCBs. Continue reading
A binary clock that displays hours minutes and seconds using colors on LEDs. Super difficult to read! Continue reading
How to drive LEDs? WIth constant current supplies, of course. Continue reading