The flip-flop, aka latch, can also be understood as Bistable Multivibrator as two stable states. Generally, these latch circuits can be either active-high or active-low, and they can be triggered by ...

This Nixie-inspired ESP32 clock uses ST7789 LCDs to mimic the tubes affordably. ESP32-S3 controls each tube via small round ...

Before phones went online, Nokia made two that didn't need to. The 5110 and 3310 gave us Snake, swappable covers, and a ...

Still looking? See more results on Wirecutter. We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Joshua Lyon and Dorie Chevlen ...

Andy Huot] has a fantastic-looking infinity mirror digital clock that really raises the bar. It uses high quality components, ...

With your smartphone’s endless number of tones and apps available to wake you up, even using one of the best alarm clocks may seem outdated. But using your smartphone as an alarm can tempt you to ...

ESPHome is the sole reason I was able to build several ESP32 smart sensors without losing my patience ...

JJ Buchanan's game-winning touchdown was made possible by an extra second of game time that NBC's broadcast clock had already counted off. Gregory Shamus / Getty Images Fox rules expert Mike Pereira ...

This circuit exemplifies the thesis that the 555 is to analog timing what the opamp is to analog "everything else"!

Home Assistant is a great way to rig up and manage your smart home and its many and varied devices. You can of course control ...

In Adaptation and the Life Cycle, psychologist Bernice Neugarten tells us that we arrive in our middle years by our social clocks, not our age. For many people, as Neugarten theorized, this means ...