Electronics Weekly

Not all Arduino inputs are equal – hunt the Schmidt trigger

I had cause to have a closer look at some Arduino inputs – it is that fascinating weather station again. It transpires that some Arduino inputs are better at tolerating slowly-changing inputs than ...
Hackaday

audio meter

Over the summer [ElectroSmash] put the finishing touches on the Arduino Audio Meter, a shield for the Arduino Uno that visualizes various aspects of an incoming audio signal on a set of four 8×8 LED ...
Hackaday

A Hard Rocking Arduino Visualization Shield

Over the summer [ElectroSmash] put the finishing touches on the Arduino Audio Meter, a shield for the Arduino Uno that visualizes various aspects of an incoming audio signal on a set of four 8×8 LED ...
EDN

Stereo Audio Switch Controlled Via LAN

This project illustrates a LAN using a web browser to control an Arduino-based stereo audio switch. In the design, a 5V DPDT relay is used along with an Ethernet-capable Arduino and a few 3.5mm stereo ...