HEATKEYS

Tests your audio equipment, speakers, room acoustics and hearing. Audio signals and test tones playable online. High resolution sound test files available for free download.

AudioBlocks.com is the first subscription-based resource for downloading stock production music, sound effects, production music, loops, stingers and more. An AudioBlocks subscription allows you to download an unlimited number of sounds for one low m...

NoiseAddicts is a Music and Audio virtual magazine. This music blog is for anyone who is interested in music, audio technology, musicians, musical instruments or audio-related stories and news

A High-Quality Web-based Audio Frequency Signal Generator. 96kHz Sample Rate. Generate sine waves, sweep tones, noises and other sound test waveforms, online!

Absolute Quality Hearing, in Dallas, Watauga, North Richland Hills, Colleyville, Keller, Hurst, Euless, Bedford, Southlake, and Fort Worth Texas, provides the best quality products, service, and care to meet the unique needs of each individual.

Download free mosquito ringtones, the ultrasonic ringtone also called Teen Buzz that adults can not hear. This special frequency tone is inaudible to those over the age of 30, now you can get calls and text messages in class without your teachers kn...

YouTube is a place to discover, watch, upload and share videos.

Freesound: collaborative database of creative-commons licensed sound for musicians and sound lovers. Have you freed your sound today?

SourceForge.net. Fast, secure and free downloads from the largest Open Source applications and software directory