HEATKEYS

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.

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.

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

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

Download here useful mp3 to test your audio systems. Pink noise, sweep, sinus, etc An alternative to audio test tones generators

Google Android news and discussion forums for the Android platform. Talk Android brings you the latest Android news, developer updates and more.

The Apple support homepage is the main portal to help you answer all of your questions about your new Apple hardware and software products, featuring user forums, troubleshooting pages, and tutorials.

A software developer with iPhone and Mac apps, including Couch to 5k and Sound Studio.

Yahoo! Answers is a new way to find and share information. You can ask questions on any topic, get answers from real people, and share your insights and experience.