Ars Technica

TV AUX to SOUND SYST interference

This TV only has an AUX audio output. When i connect TV to Audio system the sound is crystal clear for the most part. However, I get a strange sporadic interference sound (sort of how a speaker sounds ...

DIY Sound Laser : Big Speakers Aren’t Required for Pinpoint Sound

Create a focused speaker so your music targets only the listener. That demodulates at 40 kilohertz, with an H-bridge and ...
PBS

Unit 6 Segment D: Sound: Diffraction and Interference

To the recording studio to study interference and diffraction of sound waves. Unit 6 Segment D: Sound: Diffraction and Interference We head back to the recording studio to study interference and ...
Ars Technica

Eliminating hiss and background noise on audio recording, what application works well?

I have 47 lectures on cassette tape that I want to record onto my computer and idealy isolate just the voice so that there is no other background noise. I recorded three of them with Nero Ultra 6, but ...
webBikeWorld

Audio-Technica Noise Cancelling Earbuds Review

The Audio-Technica ATH-ANC23BK “Quiet Point” noise cancelling earbuds (aka headphones) have been in production for quite some time. I interpreted that fact as meaning they are popular and that they ...