1. Building Your Own Subwoofer Enclosure
(DIY Articles/Car Audio Do It Yourself)

... with a single 12", I'm making it out of 16mm MDF. Note: There is now a video version of this tutorial located here. It uses slot ports instead of aeroports. Step 1 - Make sure everything fits Once ...

2. Build Your Own Aeroport Port Flares
(DIY Articles/Car Audio Do It Yourself)

Build Your Own Aeroport Port Flares Those nice round flare ports are pretty expensive, especially genuine Aeroport brand ones (which are the best). So I make my own, and here's a DIY guide to making ...

3. OPTIMA® Batteries joins Kalitta Motorsports as Associate Sponsor
(News/Latest)

OPTIMA® Batteries joins Kalitta Motorsports as Associate Sponsor YPSILANTI, Mich., (July 14, 2010) –  OPTIMA® Batteries, a worldwide leader in high-performance batteries, announced today it will ...

4. CRX Installs
(Install/Car Audio Installation)

... Street B system did 152.8dB's with 2x DD9512"s & a Z1 0|226000_174_full.jpg|CRX Box work in other cars|This CRX style box is installed in a SUV for Street B, using a slot ports instead of the normal ...

5. SPL Tuning Your System on a dB Meter
(DIY Articles/Car Audio Do It Yourself)

... enclosure minus the volume of bricks). Â Stage 2: Port Face Area. For this stage, keep the ports 13" long. Â You're definitely on the right track with the ports. Try 3 different sized ports... ...

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

... bricks). Stage 2: Port Face Area. For this stage, keep the ports 13" long. Try say 3 different sized ports. 4", 6" and 2x 6" if you can. Just chuck the ports in and blow tones, see what happens. Once ...

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

... I recommend measuring the size of your vehicles trunk and using the calculators on this page to figure out how many cubic foot of enclosure space you can fit, then  use WinISD to determine your ports and ...

8. CRX Si Exclusive Edition
(General/Everything Else !)

CRX Si Exclusive Edition Before the SiR entered the Honda stable with its fancy VTEC engine and standard leather trim, the hottest property in the CR-X world was the CR-X Si Cybersports with its glass ...

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

... the dividing wall has been cut as your baffle, with a hole for the subwoofer and the port between the chambers. 2. Next cut 3 ports of the same length, each from 6" pipe. Use 12.5" long for a deep ...

10. Enclosure Building Tools
(DIY Articles/Car Audio Do It Yourself)

...  Once you've used these tools you will know two things: A. The measurements for your enclosures wood B. The size & length of your ports So go visit the local hardware or lumber store with your cut lists ...

11. CRX G-Special Edition
(General/Everything Else !)

... and climate control were fitted to this model too. Our example is *GASP* automatic ?!? And twin carb. Little wonder the SiR, Cybersports & Exclusive are more popular with the performance enthusiasts. ...

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

... you a 2ohm load. Being able to DECREASE impedence like this might be usefull if your amplifier supports lower impedences and would like to get maximum power. * when running subwoofers it is preferable ...

13. Racer X, the story that inspired Fast & The Furious
(General/Everything Else !)

... new guys wouldn’t be caught dead driving the gaudy muscular beasts of yesteryear. Instead, they’re tricking out low-buck Japanese imports like Honda Civics and Acura Integras and tattooing them like skateboards ...

14. Idea's for Building a Speaker Wall
(DIY Articles/Car Audio Do It Yourself)

... the port, see if you can peak it out a little higher. etc. - Make it STRONG. External bracing will really work wonders. - Flare the baffle behind the sub, let the pressure out - Rounded & strong ports ...

15. Audio Glossary of Terms
(Technical/Definitions)

... rolled off by three decibels.       • Basket - The rigid frame of a speaker that supports all of it's components.       • Bass - The low audio frequency range typically below 500 Hz (hertz).       • ...

16. Construction Materials, get what you need cheap
(General/Everything Else !)

...    Ports - Don’t want to crack the cash for PVC pipes? There are two solutions... Cheap Solution: Build slot ports. But that costs you extra when buying your MDF. FREE Solution: No, not stealing ...

17. CRX Options Gallery
(General/Everything Else !)

... Ratio + LSD, B16 Close Ratio, B16 Close Ratio + LSD) 3 optional roofs (steel, electric sunroof & Cybersports glass roof) There was plenty of boxes for a new owner to tick before even delving into ...

18. OPTIMA® Batteries Announces Sponsorship of the NHRA Full Throttle Drag Series
(News/Latest)

... NHRA.  Â  On the heels of the announcement of OPTIMA’s partnership with Kalitta Motorsports, one of the most accomplished teams in the history of NHRA Professional Drag Racing, the relationship ...

19. CRX Style SII
(General/Everything Else !)

CRX Style SII Over the life of the CR-X there were a number of specials, some based on the stove hot SiR (Mugen Pro2), some targeted for luxury (Si Exclusive) and then there was the "Exclusive" & "Style" ...

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

... longer ports to tune to the same frequency as a large box. You also need to take into account port size in relation to woofer size; as if it’s too small it will make a hissing "choof" noise.  How ...