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Articles - Electrical FAQ's

by GlassWolf Published on 05-21-10 11:58 PM
12-volt Battery Isolators A Battery isolator (or split charge relay) allows an auxiliary battery or batteries to be charged by the vehicle's electrical charging system (the alternator), yet not participate in engine starting. A battery isolator also prevents the starting battery from being...
by GlassWolf Published on 05-19-10 10:18 PM
The "Big 3" Car Audio Wiring Upgrade The "Big 3" is a very easy upgrade to your car's electrical system that will help to reduce voltage drop for power-hungry amplifiers. If you've ever measured your voltage drop when playing music with the volume to the max with your engine r...
by GlassWolf Published on 05-19-10 10:17 PM
Why you don't need a capacitor The following is a series of excepts from CarSound written by Richard Clark which examines capacitors in every detail. Read first...then ask questions. Also this is a conversation between Mr. Clark and another individual (a very cocky individual and a firm...
by GlassWolf Published on 05-19-10 10:15 PM
The Basics of Alternator Ratings: I often hear enthusiasts indicate that they’ve “upgraded” their Alternator from the 90 Amp* stock OEM unit, to a new High Output 200 Amp* alternator (* An arbitrary choice of ratings). Unfortunately, rated* Amperage Output seems to be all that most of us know.....
by William from NOLA Published on 08-09-07 09:11 PM
What Size Alternator Do I Need? by CarGodz/ Michael This is a question that seems to be arising more and more these days with the addition of larger (more powerful) amplifiers. 1)First you will need to look at the amplifier(s) themselves and their fuse values (total). 2)Next you will be...
by GlassWolf Published on 02-11-06 03:21 PM
courtesy of Iraggi Alternators Dom If you don't mind, I'd like to ask your explanation of why it is difficult to test alternators and how one can go about getting one properly tested? I know you're busy with work, but your contributions in the electrical arena could greatly help increase the...
by GlassWolf Published on 08-11-05 05:43 PM
1 set of pre-outs for multiple amplifiers. How it's done. Ok, so your head unit only has one pair of RCA line outputs, and you want to run multiple amplifiers, or multiple amplifier channels, and you want to know how to do it, and do it right. right? well here's the simple answer. If...
by GlassWolf Published on 08-04-05 05:00 PM
Alternators and Charging Systems Upon reading and answering many questions about car audio, one question always pops up: "Do I need a high output alternator or another battery, or just a capacitor?" If you want a killer system, you'll need more than just big amplifiers and huge spea...
by GlassWolf Published on 08-04-05 03:37 PM
Capacitors. Do I need one? First, let's define what a capacitor is, how it works, and what it does. This is best done by the following webpage, provided by our friend and colleague Perry Babin of BCAE1.com: http://www.bcae1.com/capacitr.htm Now with that out of the way, this is what a...
by Ryan from Ohio Published on 05-28-05 06:02 AM
There seems to be a lot of questions regarding fuses and fuse sizes lately. Here are some helpful hints in the process to find the right fuse for you. 1.) Determine your wire size's max. amp capacity. Refer to http://www.the12volt.com/info/recwirsz.asp to find your wire. A lot of people run....
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