It can be a scary prospect to go digging around your computer looking for specific files. Here's how to find Arduino libraries on Mac, PC, and Linux.

Using it is as simple as picking it up from the Arduino IDE. If you are looking for an RDS-enabled radio to test out your QN8066 design, you wouldn’t do too bad with this Gameboy cartridge receiver.

An Arduino Nano is charged with running the show, capturing audio via its analog-to-digital converter. A sensitivity pot enables the input level to be set appropriately.