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.

Voxeo community provides a free development platform, resources, and technical support for creating IVR and voice recognition applications with VoiceXML, CCXML, and CallXML

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

DialABC.com home page

JetCityOrange, the West Seattle Lighthouse (47.590107,-122.385872). Space Needle webcam, editation, Buddhism, photography, DIY mods and hacks, barcode & Buddhist tattoos, sound files, free ringtones, free wallpaper images, and more. Jerry Whiting

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

A community committed to sharing Perl knowledge and coding tips. The site contains questions and answers, useful snippets, and a library of code.

MediaCollege.com is a free resource site, suitable for anyone with an interest in audio-visual media. Tutorials and articles include everything from video production to website design.

MathWorks is the world’s leading developer of technical computing software for engineers and scientists in industry, government, and education

SoundBible.com is the encyclopedia of free sound clips and may just be the last sample resource you