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Why can’t an inverter chip like a 7404 be used to invert the sound waves picked up by the microphones?
The only recommendation that i would have would be to combine the two projects and USE Cat5 wiring.
With the right combonation you could end up with some headphones I can now hear that idiot sneek up behind me in battlefiled vietnam. It cost me over $40-50 for the parts IN ADDITION to a pair of headphones themselves and went through $3-4 of batteries every 2-3 hours. When I first built them, ANC headphones available on the market were all extremely expensive, and the homemade ones were cheaper. Hi, was wondering if anybody here could help me modify my current Skullcandy Skullcrusher to add some noise cancellation technology. Could anybody help me with figuring out how to hack my current skullcrushers with the noise cancellation technology from my sony’s to make the ultimate pair of headphones?
I invite a system for the first time in the world which could annihilate any voice with no limitation & this is an economical system .


If you are reading this message, Please click this link to reload this page.(Do not use your browser's "Refresh" button). If you see this message, your web browser doesn't support JavaScript or JavaScript is disabled. Noise cancellation works by placing microphones close to the ear and then playing the recorded sound out of phase causing destructive interference.
When the two sound waves were combined they would cancel each-other and remove the unwanted sound.
I harmonize with your conclusions and will thirstily look forward to your incoming updates.
Personally I cannot understand why you would not want to make an effort in this regard anyway.
With great prices, fast shipping, and top-rated customer service - once you know, you Newegg.
Their exclusive design provides a comfortable seal to enhance listening by blocking the surrounding ambient noise from ever entering the ear canal.


Boasting a rich, full-bodied sound typically reserved for audiophile series of headphones, the IE 7 fills in the sonic gaps left by the competition. The enhanced detail and high-end frequency response curve enhance their wide soundstage for jaw-dropping realism.
Dynamic, neodymium magnet-based drivers are easy on battery life when used with a portable device. Dynamic transducers are rugged yet lightweight, allowing them to travel with the busiest road-warrior's music collection. The scenario seems identical to noise cancelling headphones: The mic is external, the cancelling noise is produced in an area isolated from the source. The IE 7 comes with a unique carrying case, Kevlar reinforced cable, three sizes of foam, staged and regular ear adapters, ear cleaning tool and cable clip.



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