Category Archives: release

Trick Shot Bot Flings Balls into Wine Glass Every Time

We’ve heard of beer pong, but we’re not sure we’ve heard of wine pong. And certainly never wine pong automated with a ping pong ball throwing robot like this one.

There’s not a huge amount of detail available in the video below, and no build log per se. But …read more

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Posted in arduino, ballistic, beer pong, misc hacks, momentum, motor, ping pong, release | Leave a comment

The Sound of (Synthesized) Music

What’s an ADSR envelope generator? If you are a big music hacker, you probably know. If you are like the rest of us, you might need to read [Mich’s] post to find out that it is an attack-decay-sustain-release (ADSR) envelope generator. Still confused? It is a circuit used in music synthesis. You can see a demo of the device in the video below.

Before the Altair–which was sort of the first hobbyist computer you could actually buy–electronics magazines were full of music synthesizer projects that had a lot in common with the analog computers of old. A lot of people …read more

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Posted in musical hacks, release, sustain, synthesizer | Leave a comment