In this video I've created a device that can notify in real time about events that happen on a website. The project uses NodeMCU board and a buzzer to produce sound as alert. The board is programmed ...

Every ham radio shack needs a clock; ideally one with operator-friendly features like multiple time zones and more. [cburns42] found that most solutions relied too much on an internet connection ...

How often have you pulled out old MCU-based project that still works fine, but you have no idea where the original source ...

If you’re shopping for a 55-inch TV, you’re looking at what is arguably the sweet spot of the modern TV market. 55 inches is big enough to feel properly cinematic in most living rooms, but still small ...

volatile boolean Pulse = false; // "True" when User's live heartbeat is detected. "False" when not a "live beat". volatile boolean QS = false; // becomes true when Arduoino finds a beat. static ...