Fresh hacks every day
[form], a new user on the Hack a Day forums, was thinking, “what Christmas present i can send a friend, that would be really annoying?” We think he really hit it out of the park with this one. It’s a modified computer speaker that will play “explicit” audio until the power button is pressed 200 times and the light … Read the rest
The team over at NerdKits decided they needed to do something for Halloween. Only on Halloween is scaring small children is an admirable goal, so they demoed a way to play creepy sounds after a door has been opened.
To trigger the sound, a magnetic reed switch from an alarm system is attached to a front door. This triggers the … Read the rest
Like most of us at Hack a Day, [Bertrand Fan] has a huge collection of digital music that was all obtained through legal channels. Missing the physical process of choosing and playing an album, [Bertrand] built an RFID record player to get rid of the paradox of choice that arises when thousands of albums are at your fingertips.
The records … Read the rest
[Beth] had the idea for transmitting digital audio over S/PDIF on a Propeller a few years ago, but only just got around to a writeup. For that, we thank her.
The writeup has a marvelous walkthrough of the S/PDIF protocol and the problems associated with with generating the signal. S/PDIF is a relatively resource-intensive protocol – the signal is … Read the rest
[Peter Edwards] at Casper Electronics built a modular synth and integrated it with the Barbie karaoke machines we saw at Notacon last April. The complete unit consists of 25 modules which are wired together using banana cables. He’s using this homebrew step sequencer to control the bent karaoke machines which then feed into the rest of the synthesizer. If you’d … Read the rest
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