HEATKEYS

Provides bandpass, sealed and vented subwoofer box design software and science, math and engineering programs and freeware

A community dedicated to helping everyone learn the art of audio. Projects by fanatics, for fanatics!

Car audio help offers free information on car audio, car stereo, mobile video, satellite radio, a free newsletter and specialty articles on various topics from buying and installing car stereo equipment to maintaining and troubleshooting.

Audio Related Internet Site List - updated daily by Steve Ekblad

SpeakerBuilding.com is a resource for DIY loudspeaker design and construction.

Home Speaker and Home Theater Systems help site. Learn all about Home Theater Acoustics, Stereo Speakers and how to get Optimal Performance from Home Theaters. LCD TV Reviews and Home Theater Speakers

The online community for car audio beginners, enthusiasts and professionals. Find, compare and review the hottest car audio components, installers and installation shops in the world. Buy or sell your car stereo gear in our free online classifieds, s...

DIY Audio and Video: FAQs, Tutorials, and Calculators for Speaker Boxes, Crossovers, Filters, Wiring and more.

GrabCAD - a free CAD model library with 2D / 3D CAD files available for software like SolidWorks, AutoCAD, Autodesk Inventor, Solid Edge, SketchUp etc.

Audio Enhancers Car and Truck Subwoofer and Speaker Boxes and Enclosures.

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

Comprehensive home theater product reviews, tech articles, buying guides, and consumer electronics news! Get the latest equipment reviews and tech info on HDMI 1.3 A/V receivers and processors, HD DVD, Blu-Ray and more.

Car Audio Subwoofers, Speakers, Amplifiers and Enclosures make up the broadest selection of consumer products in the Mitek family. With a focus on high-performance, MTX delivers classic, high performance car audio products.