amplifier

Old Trumpet Finds New Life as iPhone Amplifier

What’s not to love about Christopher Locke’s Analog Tele-Phonographer? Constructed from a salvaged trumpet and various machine parts, the device amplifies and directs music played by a docked phone without the need for additional power. And it looks pretty cool to boot! [via Gizmodo]

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Magic 8-Ball amp

Magic 8-Ball amp

Guitar amp housed inside of a Magic 8-Ball. J. K.’s Page [via Dinosaurs and Robots]

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Super Class A 30W amplifier

Super Class A 30W amplifier

I love ogling these crazed homebrewed audio power amps that people build. This one is based on Jean Hiraga’s 20W Class-A Amplifier, but it’s been tricked out further to become the “Super Class A 30W Amplifier.” Check out those monster caps. Those are six 220000 uF capacitors (1.2 Farads!) and (in the center) that’s a […]

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Cigarette tin “boom” box

Cigarette tin “boom” box

Tiny “boom” box, built from a Lucky Strikes tin, an old MP3 player, an LM1877n-9 amp chip, and some garage sale speaks. It’s dubbed the “Mobile Oppression Unit.” Can it really be THAT loud? Or maybe it’s the likely lo-fidelity when cranked that makes it oppressive. Mobile Oppression Unit

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