A Modular Battery Design : Solving the Smart Home Battery Problem

Build a low-power smart sensor system with a tailored board, MOSFET switching, and ESP32 deep sleep, giving up to 1.7 years usage between charges ...
Hackaday

Buildling A Light That Reacts To Radio Waves

When it comes to electromagnetic waves, humans can really only directly perceive a very small part of the overall spectrum, ...

How I monitored my home's biggest power drains in real time - 3 simple methods you can use

Using the ATX 9801 is easy -- plug one end into a mains outlet, and it acts like a short extension lead with a digital display. The socket on the front accepts pretty much every power plug worldwide, ...

I tested 3 simple energy-monitoring tools to find my home's biggest power drains

Using the ATX 9801 is easy -- plug one end into a mains outlet, and it acts like a short extension lead with a digital display. The socket on the front accepts pretty much every power plug worldwide, ...