Tags » Digital Audio Hacks

Secret Listening to Elevator Music

While we don’t think this qualifies as a “fail”, it’s certainly not a triumph. But that’s what happens when you notice something funny and start to investigate: if you’re lucky, it ends with “Eureka!”, but most of the time it’s just “oh”. 208 more words

Slider

Color-Changing LED Makes Techno Music

As much as we like addressable LEDs for their obedience, why do we always have to control everything? At least participants of the MusicMaker Hacklab, which was part of the Artefact Festival in February this year, have learned, that… 270 more words

Led Hacks

Hackaday Dictionary: Ultrasonic Communications

Say you’ve got a neat gadget you are building. You need to send data to it, but you want to keep it simple. You could add a WiFi interface, but that sucks up power. 551 more words

Hackaday Columns

The ATtiny MIDI Plug Synth

MIDI was created over thirty years ago to connect electronic instruments, synths, sequencers, and computers together. Of course, this means MIDI was meant to be used with computers that are now thirty years old, and now even the tiniest microcontrollers have enough processing power to take a MIDI signal and create digital audio.  239 more words

Musical Hacks

Tombstone Brings New Life to Board

Making revisions to existing PCBs with surface mount components often leads to creative solutions, and this insertion of a switch over a tombstoned resistor is no exception. 173 more words

Misc Hacks

A Pi Powered Recording Studio

In the mid-90s, you recorded your band’s demo on a Tascam cassette tape deck. These surprisingly cheap four-track portable studios were just low tech enough to lend an air of authenticity to a band that calls itself, ‘something like Pearl Jam, but with a piano’. 291 more words

Raspberry Pi

Embed with Elliot: Audio Playback with Direct Digital Synthesis

Direct-digital synthesis (DDS) is a sample-playback technique that is useful for adding a little bit of audio to your projects without additional hardware. Want your robot to say ouch when it bumps into a wall? 3,152 more words

Arduino