Audio

Add some flair to your Imperial uniform by changing your voice using a Teensy 3.2 and Prop Shield.

Hookup guide for the MAX98357A I2S audio breakout board.

Build a custom wireless audio Bluetooth adapter using BlueCreation's BC127 and add it to your old speaker system!

Add sound effects to your project, prop or costume with Papa Soundie Audio Player.

Hit the ground running with Tsunami, the Super Wav Trigger.

Add sound effects to your project, prop or costume with Little Soundie Audio Player.

Learn how to make your EL wire costumes sound reactive in this project tutorial.

The LilyPad MP3 Player is an amazing little board that contains almost everything you need to play audio files. You can use it to create all kinds of noisy projects, from MP3 hoodies to talking teddy bears. Your imagination is the only limit! This tutorial will help you get started.

Use an Arduino and the SparkFun Sound Detector to create visualizations on Addressable RGB LED strips.

How to use the Rotary Switch Potentiometer breakout board, with some sample applications.

Building a pedal around the Teensy 3.2 and Teensy Audio shield. Changing the effect in the pedal is as easy as uploading a new sketch!

How to assemble the SparkFun MIDI Shield, plus several example projects.

SparkFun has two boards using the BC127; here's what you need to know to use them.

A hookup guide to get you started with the RN-52 Audio Bluetooth Module Breakout Board.

A hookup guide for the Noisy Cricket Stereo Amplifier - 1.5W.

We can use the parts and concepts in the SparkFun Invetor's Kit to make a primitive keyboard instrument.

Learn about the benefits of balanced signal transmission, and how to apply the THAT InGenius and OutSmarts breakouts.

A fun project that uses a Raspberry Pi and a custom Java app to create your own sound visualizer using a RGB LED matrix.

An addition to a previous project, this time using a PC and a custom Java app to create your own music visualizer using a RGB LED matrix.

Drum machines and keyboards have been the standard for making digital music, but how do you make electronic music if you're trained to play the trombone? One of our Hackers in Residence, Carlos Mello, took it upon himself to find a solution to that very question.

Create a synth keyboard with the FreeSoC2 from SparkFun.

Make a Step Sequencer using an Arduino, the Auduino firmware, and a handful of hardware.

The Uncertain 7-Cube is a non-committal, less-than-helpful, but also entirely honest fortune teller. Simply ask it a yes or no question, give it a nudge, and the 7-Cube will dutifully inform you that it doesn’t have all the facts and doesn’t feel comfortable making a guess.

Building a gyrator-based analog equalizer using the Proto Pedal.