projects

 

The Best JFET Preamp You've Never Heard

A simple JFET high-performance preamplifier ideal for hooking ipods, portable media goobers, in fact anything with a headphone jack, into your hi-fi. Easy to build.

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Build a Passive iPod Preamplifier

Need a simple way to boost your iPod/portable media player's output for car or stereo use. Here's a dirt simple passive project using small audio transformers. Cheap and easy.

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Let's Build an Class D Amplifier

Wherein we take a cheap class D 12 watt amp pcb and put it in a pimpin' enclosure. Lots of photos and notes in this project, useful for general re-housing techniques.

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20 Dollar CD Player

Mission: Build a CD player. Budget: 20 dollars and parts laying around the beavis lab. Reward: Bizarre and Unique!

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Build the Chairman Mao Class D Amplifier

Build the Chairman Mao--an awesome Tripath TA2024-based stereo amplifier.

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Compare Audio Devices with an A/B Box

Here's a simple easy-to-build project for quickly comparing two devices.

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little lebowski urban achiever power amp

Here is an easy to build stereo power amp that puts out a little less than one watt per channel

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