Introduction This guide is a follow up to the first write up I did for my participation in the SparkFun HIR program. This guide shows how to setup a music visualizer for PCs/laptops. It uses an RGB LED panel to display the music visualization. It plays MP3s and is Java powered. This project differs from the first one […]
Hackers in Residence: The Sound Visualizer Pt. 2 Read More »
Shed some light (er, sound) on the elusive mysteries of your pets’ antics while away from home! This Internet of Things (IoT) Bark Back project monitors and uploads the level of noise in your home to the Cloud so you can check on your beloved pet(s). The best part: if it gets too loud (i.e.,
Bark Back Interactive Pet Monitor Read More »
Newark Element14 and Wolfson have launched an HD-ready Wolfson Audio Card for the Raspberry Pi with 192kHz sampling, MEMS mics, and I/O including S/PDIF. The Wolfson Audio Card extends and enhances the Linux-ready Raspberry Pi’s audio features beyond its native HDMI output with onboard HD audio and a variety of interfaces. Raspberry Pi manufacturer Premier
Raspberry Pi gains Wolfson HD audio card Read More »
At a glance use a Raspberry Pi to send and receive audio streams over the network streaming is based on standard RTP streams uncompressed audio streaming over ethernet point-to-multipoint broadcasting uses PulseAudio Note: This guide has been written in 2011. Since this time, the software used in this project has changed a lot. The guid
Audio distribution with Raspberry Pi Read More »
Let’s make a bluetooth audio receiver allowing you hook up your R-Pi to your stereo and use your phone as the sound source. To be honest, this is not a unique project. Plenty of people have attempted to get a bluetooth receiver working, some (less) have succeeded. After spending way to much time on trying
Raspberry Pi Bluetooth+Airplay Audio Receiver combo Read More »
A minimalistic music player based on Raspberry Pi model B with HifiBerry DAC and ATXRaspi power controller I made this with the help (also economical) of my father. Inspired by: http://www.hifiberry.com/forums/topic/small-media-… and http://www.crazy-audio.com/2014/03/a-standalone-st… Here’s my first instructable! Step 1: What I used 1. A Raspberry Pi (I used the model B because I had one
Raspberry Pi Audio Player Read More »
Have you ever heard of an audio amplifier operating in Class-DG? Neither had I until I came across an unusual amplifier from Maxim, that slipped below Electronics Weekly’s radar when it first came out. Class-D audio amplifiers (switching audio amplifiers) have done a lot to increase efficiency and cut heat compared with traditional analogue Class-AB
Novel audio topology aims to increase efficiency Read More »
Overview This is a guide for building a DIY power supply/regulator for powering a Raspberry Pi and a USB audio output interface. The objective is to create a pure, regulated 5.0v power supply that allows the Raspberry Pi to run stably but also, more importantly, allows the USB audio device to avoid creating jitter in
A DIY Power Supply For Hi-Fi USB Audio With Your Raspberry Pi Read More »
This instructable describes how to extend your audio system with a Raspberry Pi micro-computer to play any local music or audio stream from the internet (including Spotify Premium etc.). The best thing is, that you don’t need to have any keyboard, mouse, monitor or TV attached to this box: hide it somewhere behind your audio
Raspberry Pi as low-cost audio streaming box Read More »
We present you a possibility to select and control your Raspberry Pi audio player directly through a touch display. Our setup is based on the Squeezebox technology and therefore also enables multi-room audio solutions. Our idea was to find a simple and affordable way to fill multiple rooms with sound. It should be part of
