Welcome to the paulorenato.com electronic's lab. In this article we have a look at my workspace and the many gadgets I've collected over the years.

Lessons learned on the topic of high-speed signal probing, and how to build a high-bandwidth "Lo-Z" probe for very little money.

A sound mixer for a YouTube-based Karaoke system.

How to make a cheap panel voltmeter from a dollar-store pedometer.

How to build a fume extractor for your electronics workbench using an old PC power supply.

Building a constant current "dummy" load. A useful piece of test gear for any electronics lab.

An LED lighting project with slow fade-in effect and two switchable lighting levels.

Build a battery operated light box for photographing small objects.

Converting a flashlight to LED.

Flooding inside your home can have devastating effects. Protect yourself by building a simple flood alarm.