HiFiSoundConnection Reviews Guides & How-To's Audio Guides Car Stereo Systems Amplifiers Amplifier Crossovers RMS / Peak Power Ohm Ratings Amplifier Types 2-Channel 4-Channel Mono Multi-Channel Subwoofers Subwoofer Types: Round, Square, & Octagon Subs Wiring Subwoofers - Ohm's Law Subwoofer Wiring Guide Subwoofer Boxes Sealed Vs Ported Subwoofer Boxes Custom Subwoofer Enclosures Wiring Car Audio Wiring Power Wire & Speaker Wire Audio Installation How-To's Wiring How to Charge a Capacitor How to Install Speakers Car Audio How to Wire a Battery Isolator