1. Alpine Electronics Now Shipping New Type-R Thin Subwoofers
(News/Latest)

Alpine Electronics Now Shipping New Type-R Thin Subwoofers TORRANCE, Calif., Aug. 3, 2010 – Alpine Electronics of America, Inc. today announced the shipping of its much anticipated Type-R Thin subwoofers.  ...

2. Ohms & Impedences, How to Select the correct amplifier and load
(Electronics/Car Audio Electronics)

... for "free" just by bridging your 4ohm speakers ! Series Wiring: When speakers, or Duel Voice Coil subwoofers, are wired in Series, it means one +ve & -ve are connected to each other, and the remaining ...

3. Kicker Announces CompVR Loaded Sub Boxes
(News/Latest)

KICKER® CompVR® Sub Boxes Combine Legends – Reliable CompVR Woofers and KICKER Enclosures  STILLWATER, USA – KICKER® CompVR®-Loaded Sub Boxes promote attention-getting bass with two dual-sub enclosures ...

4. Enclosure & Port Selection, Definitive Guide
(DIY Articles/Car Audio Do It Yourself)

Enclosure & Port Selection, Definitive Guide  Should I go ported or sealed?  This gets asked a lot, and here's how you find out! You need to calculate your woofers Efficiency Bandwidth Product ...

5. Inverting Subwoofers
(DIY Articles/Car Audio Do It Yourself)

Inverting Subwoofers Inverting your subwoofers is a great way to enhance your subwoofer systems look. A big motor and basket structure looks a lot more impressive than the cone, and its a free modification ...

6. Audio Glossary of Terms
(Technical/Definitions)

... to woofers, midrange and treble to mids and tweeters through the use of passive crossovers) Tri-Amp is the use of three amplifiers in the same manner with the audio signal divided into three separate bands ...

7. 4 x 12s and 3000wrms in a Kia Sportage
(Install/Car Audio Installation)

... amplifiers and 2 Clarion 12" subs in separate sealed boxes. His main requests were a ported box to fit 4 x 12" subwoofers (Kenwood) and for it to be under the window line (a tough task).After several ...

8. Sentra Installation (step by step gallery)
(Install/Car Audio Installation)

... It produced 146db from its two 10" woofers and 2000WRMS amplifier. Sentra 0|ap101.jpg|The Car|Just a normal 1994 Sentra sedan 0|ap102.jpg|The Trunk|Looks a bit empty, lets fill it with something ...

9. Tools for Designing your own Subwoofer Enclosure
(DIY Articles/Car Audio Do It Yourself)

... for your specific subwoofers and vehicle layout, and your buddies will never know the satisfaction of owning a great sound system designed and built by them. To design an enclosure thats suitable ...

10. Boyles Law, how it applies to an SPL system
(Technical/Theory and Physics)

... the amount of air the woofers can displace. The distance the cone moves forward times the area of the cone determines the displacement of the speaker. So, how does this relate to pressurizing the cab of ...

11. Quarter Wave Theory for Building Walls
(Technical/Theory and Physics)

... volume) of the wave. Thats the theory. Aside from helping to boost the SPL measured at the microphone, you'll also get a condition in which woofers will handle far more power that they are rated to ...

12. Phoenix Gold R1 Series Announced
(News/Latest)

... aluminum plated dustcaps and anti-resonant steel castbaskets, the new Phoenix Gold R1-Series subwoofers represent the perfect paring of sleek looks and amazing sound. Available in 10 and 12-inch, single ...

13. Getting into SPL Competition, the begginers guide.
(Technical/Theory and Physics)

... power only comes from certain impedances so consider this when choosing an amp and sub combo. IE. Don’t get a DVC 4ohm woofer and amp that makes best power at 1ohm ! Subs: Good woofers last longer and ...

14. Car Audio on a Budget, The $1000 System
(Install/Car Audio Installation)

The $1000 Budget System. The $1000 budget unlocks a lot more potential to build a great system. At this price point you’re looking at adding amplifiers and subwoofers to your system, so you are in “big ...

15. Subsonic, what is it and how do I adjust it ?
(Electronics/Car Audio Electronics)

... can feel it. Because you cant hear it, and they're prone to damaging woofers, filtering subsonics is a desirable characteristic in subwoofer amplifiers.A subsonic filter is used differently in sealed ...

16. KICKER® DX-Series Amplifiers New-for-2010
(News/Latest)

... the carton. A pair of DX.1 Mono-Channel Subwoofer Amplifiers supply all the necessary features expected from high-power, monoblock amplifiers that pulverize subwoofers with energy-saving, Class D power, ...

17. CRX Installs
(Install/Car Audio Installation)

This page contains live image materials that can only be directly accessed via Decibelcar.com Sample pictures of CRX Street class enclosures and systems. CRX_Installs 0|box.jpg|Storm drain box|This ...

18. The ABC 8th Order Bandpass
(DIY Articles/Car Audio Do It Yourself)

... chamber with a vent in it, and a third vent in the wall between the two. The woofers basket & motor should be inside the larger of the two enclosures. 4. That’s it! When building your boxes, don’t ...

19. Headunit Installation in 2002-2006 Lancer
(Install/Car Audio Installation)

Removing / Installing an Aftermarket Head-Unit into 2006 Mitsubishi Lancer: Note – This guide was done using a 2006 Model, but I believe this applies to models 2002-2006.   Step 1, Tools ...

20. Thiele-Small Parameters: What your subs specs sheet REALLY means
(Technical/Definitions)

Ever wondered what all those spec's that come with your subs mean ? Here's a glossary of what they stand for, what they measure and how. Sub specs AKA T/S specs AKA T/S Parameters.. T/S = Thiele-Small ...