HEATKEYS

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

Car audio technical information with more than 125 individual pages, 50+ calculators and wav files. The covered topics range from basic electronics theory to more advanced topics such as speaker impedance as it relates to frequency, damping factor a...

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

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

Outrageous Audio provides all you need for car and marine audio and video. Whether you are a do-it-yourselfer or you want your equipment installed professionally. With over 20 years of experience, Outrageous Audio is the sure bet for all your stereo ...

Instructables is the Biggest How To and DIY community where people make and share inspiring, entertaining, and useful projects, recipes, and hacks.

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.

Speakers - Speaker parts, Eminence guitar speakers and Eminence bass speakers, woofers, woofer, HF drivers, horns, parts for speaker repair, HF drivers and crossovers for speaker replacement or speaker upgrade by Eminence Speaker, JBL speaker, EV, B&...