Use your ears as an oscilloscope

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When work on an engine control circuit [Scott] found himself in need of a way to compare the performance of two control circuits at once. The hobby quality oscilloscope he owns wasn’t up to the task. After thinking about it for a bit he ended up using his ears as the oscilloscope.

The signals he was measuring are well … Read the rest

SNES headphones scream out for Bluetooth control

SNES

Here’s a build that just exudes nerd cred. It’s an SNES controller modified into a pair of headphones, straight from the workshop of [lyberty5].

The build began by stealing a controller from a PAL SNES and carefully dremeling the buttons and d-pad loose from their plastic frame. The PCB was cut in half, and the remaining plastic was carefully … Read the rest

Headphone light show

Seriously, nothing says ‘Look at me!’ like these headphones. [Yardley Dobon] added a rainbow of colored electroluminescent wire to his headphones and made them pulse to the music. The video after the break shows the headphones bumping to the tunes. This is one of two versions of the project, the other runs the EL wire along the headphone wire itself. … Read the rest

Hackaday Links July 18, 2012

Apollo 13 DJ controller Follow Up

apollo13 DJ controller

[Adam] had a really impressive DJ controller build featured here recently. Many of you had more questions about the internals and such, so this post should clarify a few things. He’s still got a few more updates to make, but promises to reveal all if given enough time!

Noise Absorbing Headphones from Shooting Read the rest

[Aaron] shows us what life would be like if [Bob Vila] started hacking headphones

construction-headphones

[Aaron Horeth] had a pair of headphones that had seen better days, and before he tossed them out, he realized that he could use them to build a set of custom cans. He had always wanted a pair of headphones with a detachable cord to prevent damage when tripped over, and thought that his old set would be the perfect … Read the rest

Improving headphones by voiding warranties

[Dan] had been wanting a pair of Bluetooth headphones for quite a while. Most of the reviews for wireless headphones in the $50-$80 range complained of tinny sound and dropped bass. Nevertheless, he stumbled upon a $20 pair of headphones with similar reviews and realized that he could switch out the driver and make a decent pair of cans.

The … Read the rest

Muff-Fones sound dirty; well, not literally

Baby, it’s cold outside. But that doesn’t stop [Grissini] from listening to some tunes when not indoors. He added headphones to a pair of ear warmers. We guess you could call them ear muffs, which is where the name comes from. But these are the newer type that wrap around the back of your head.

[Grissini] picked up a … Read the rest