By adding a Wemos D1 Mini microcontroller running ESPHome, a relay board, and a small AC-to-DC transformer, [Ryan] can now control the single push button used to cycle through speed settings ...

If you do anything with electronics or electricity, it is a good bet you have a multimeter. Even the cheapest meter today would have been an incredible piece of lab gear not long ago and, often, me… ...

This letter introduces a 256-array wirelessly powered phased-array transceiver with 24-GHz wireless power transfer (WPT) for 28-GHz millimeter-wave 5G communication. The 256-element rectifier arrays ...

Evolution Fitness members took on a mammoth 24-hour endurance challenge to help support families whilst their children are in hospital.

Here is the circuit of a compact yet inexpensive automatic anchor light integrated with an ambient light sensor that turns it on and off automatically.