| Box Design |
| Bandpass Subwoofer Box Design (Fourth-Order) |
| You can design your own bandpass subwoofer enclosure here for free. |
| Box Dimensions Calculator, Solid Object Volume Calculator and Conversion Factors |
| Figures out third dimension of a box, given two known dimensions and figures out volume of an object to be placed inside a box. |
| Port Types for Speaker Boxes and Subwoofers |
| A description of the various types of ports commonly used in speaker enclosures and the differences between them. |
| Sixth-Order BANDPASS SUBWOOFER ENCLOSURE DESIGN calculator |
| You can design your own sixth-order bandpass subwoofer enclosure here for free. |
| PORT Size Calculations and Formulas for WOOFER and Subwoofer BOXES |
| Calculate your own port(s) length for subwoofer enclosures here - round and square vents. |
| Sealed Subwoofer Speaker BOX DESIGN - Qtc Calculator |
| Determine the Qtc of your speaker enclosure using this free calculator. |
| Basic Box Building Information. |
| Instructions to build subwoofer boxes. Materials, bracing, finishing techniques. |
| BANDPASS SUBWOOFER Box Design Using Gain (Fourth-Order) |
| You can design your own Fourth-Order bandpass speaker enclosure here for free. |
| Sealed Subwoofer Box Design Calculator |
| Design your own sealed speaker enclosure with my JavaScript enclosure design calculator. |
| Sealed Rear Chamber Bandpass Sub Woofer Design Tips |
| Here are some useful techniques for building a bandpass sub woofer enclosure. |
| PORT DESIGN FORMULAs for SUB WOOFER ENCLOSUREs |
| The formulas for calculating the minimum vent diameter, and the port(s) length for subwoofer enclosures can be found here - round and square vents. |
| Ported Subwoofer Box Design Formulas & Calculator |
| Design your own ported speaker box with my free JavaScript enclosure design calculator. |
| Measurement Unit Conversions |
| Convert units from metric to English with this JavaScript calculator. |
| Selecting the Proper Subwoofer Enclosure Alignment |
| How to pick the right box to make your subwoofers perform their best. |
| Subwoofer Box Dimension Calculator |
| Use this JavaScript calculator to determine the correct proportions for your speaker enclosure design. |
| Vent Air Speed Formula and Calculator |
| A page showing the formula to determine the air speed in a port, and a calculator so you don't have to do the math. |
| Sealed SPEAKER and Subwoofer SYSTEM DESIGN Tips |
| Tips about designing a sealed speaker box many are useful for any speaker design. |
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| Amplifiers |
| An introduction To Amplifiers! |
| Under standing the amplifiers basics. |
| How To Install An Amplifier! |
| The basics of installing amplifiers and power cable chart. |
| Amplifier Terms! |
| List of basic amplifier terms. |
| Amplifier Power Specifications! |
| This page is intended to explain amplifier power
specifications in more detail. |
| Amplifiers |
| There are many options when choosing an amplifier here are the basics. |
| Understanding Amplifiers Power Specifications |
| Understanding amplifier power ratings and explaining amplifier power specifications. |
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| Basic Electrical |
| Understanding Ohm's Law |
| Understanding ohms law and how it relates to car audio. |
| Ohm's Law |
| General over view of Ohm's Law. |
| Ohm's Law (Voltage) - Javascript Calculator |
| If you want to calculate an unknown voltage value, come try my FREE Javascript Ohm's Law Calculator. |
| About Relays? |
| Under standing and wiring Relays. |
| About Diodes? |
| Under standing and wiring Diodes. |
| ohms? |
| Understanding what ohms are and how they relate to car audio. |
| Ohm's Law (Current) - Javascript Calculator |
| If you want to calculate an unknown current value, come try my FREE Javascript Ohm's Law Calculator. |
| Ohm's Law (Impedance/Resistance) - Javascript Calculator |
| If you want to calculate an unknown resistance or impedance value, come try my FREE Javascript Ohm's Law Calculator. |
| OHM's LAW Power, Current, Voltage, Resistance/Impedance |
| If you are interested in electronics, come try out my FREE Javascript Ohm's Law Calculator. |
| Ohm's Law (Power) - Javascript Calculator |
| If you want to calculate an unknown power value, come try my FREE Javascript Ohm's Law Calculator. |
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| Car Audio Basics |
| Planning Your System |
| Now that you have some background on the world of car audio it is time to plan your system. I'll give you some pointers and an example system. |
| Typical Systems |
| Tips for designing different types of sound systems: Basic (for people on a budget), competition level and SPL systems. |
| Speakers |
| What speaker to buy, based on size, shape and specifications. Obtaining best sound possible from you speakers |
| Subwoofers |
| Free air, sealed, isobaric, band-pass, membrane enclosure configurations |
| Crossovers |
| Active vs. passive crossovers |
| Equalizers |
| Basic concepts such as frequencies, octaves, Q values, mono vs. stereo. Differences between parametric and graphic, active and passive equalizers |
| Head Units |
| Features to look for (controls, power, outputs, security). Kits and plugs, FM modulated CD changers pros and cons |
| Basic System Design. |
| Overall System planning tips. Brief description of each component and their interaction. |
| Planning Your System |
| Basic information on how to plan your system. |
| Speaker Power Ratings and Amplifier Power Ratings |
| Understanding the
relationships between speaker power ratings and amplifier power ratings. |
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| Crossovers & Filter Calculator |
| CROSSOVERS - The Basics of Two-Way Passive Crossovers |
| This page will teach you the basic information you need to understand before you design any passive crossover for a speaker system. |
| Loudspeaker Driver Attenuation Circuit |
| This page is designed to perform all of the necessary calculations involved with designing a shelving network for speaker systems. |
| Speaker Crossover Network Design Formulas & Calculator (3rd Order Butterworth) |
| Design your own Third-Order crossovers with my free online crossover calculator. |
| Series Notch Filter - Speaker Impedance Correction at Fs (Resonant Frequency) |
| This page will teach you how to utilize impedance correction to build a series notch filter network for a speaker. |
| Crossover Network Design Formulas & Calculator (2nd Order Linkwitz-Riley) |
| Design your own second-order crossovers with my free online crossover calculator. |
| 6th Order Linkwitz-Riley Crossover Network Design Formulas & Calculator |
| Design your own Sixth-Order Linkwitz-Riley crossovers with my new online crossover calculator. |
| ZOBEL Filters for CROSSOVER Networks |
| This page is devoted to the design and application of Zobel impedance shaping filters for loudspeakers. |
| 4th Order Linkwitz-Riley Crossover Network Design Formulas & Calculator |
| Design your own Fourth-order Linkwitz-Riley crossovers with my free online crossover calculator. |
| Parallel Notch Filter Circuit for Speaker Design |
| Fix a peak in the response of your loudspeaker using my notch filter calculator |
| Speaker Crossover Chart and Capacitance vs. Frequency Calculator(High-pass) |
| Use this JavaScript calculator to determine what value of capacitors you need to use for a crossover design. |
| Crossover Design Chart and Inductance vs. Frequency Calculator(Low-pass) |
| Use this JavaScript calculator to determine the value of inductor to use in your crossover design. |
| Butterworth 2nd Order Crossover Network Design Formulas & Calculator |
| Design your own second-order crossovers with my free online crossover calculator. |
| Crossover Network Design Formulas & Calculator (1st Order Butterworth) |
| Design your own first-order Butterworth crossovers with my free online crossover calculator. |
| Basic Crossover Calculators and Impedance stabilization circuit calculator. |
| Calculate capacitor and inductor values for 1st, 2nd, 3rd, 4th order crossovers. Impedance stabilization circuit calculator. |
| Custom Crossovers Basics |
| Instructions and tips to design and build custom passive crossovers from scratch. |
| 4th Order Butterworth Crossover Network Design Formulas & Calculator |
| Design your own fourth-order Butterworth crossovers with my free online crossover calculator. |
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| Equalizers |
| Equalizers/Crossovers Basics |
| Basic information about equalizers and crossovers. |
| Equalizer Basics |
| How to use an Equalizers to fine tune your system. |
| Equalizer mounting and installation |
| Equalizer mounting and installation. Tips to properly setup an equalizer. |
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| Installation and Wiring |
| Installation Accessories |
| There are many accessories that are necessary for a car audio installation, we take a look at same of the basics. |
| Recommended tools |
| Description, price and where to buy basic installation tools that you will need. |
| Seat/Panel Removal |
| How to remove trim rings, consoles, dashes, seats, door panels, rear decks, kick panels, etc. Also instructions to fix broken or cracked panels |
| Wiring Multiple Speakers |
| If you want to learn how to wire a multi-speaker subwoofer system, this is the page. |
| Road Noise/Rattles |
| Adding damping materials such as sprays, Dynamat, foams, etc to get rid of road noise and rattles. |
| Speaker Pods |
| Step by step instructions to make your own Fiberglass kick panel pods. |
| Fiberglass Basics |
| Instructions, materials, safety, and general steps for fiberglass projects |
| Custom Panels |
| Step by step instructions to build your own custom panels. A list of most common materials used |
| Tweaking |
| Checking speaker polarity, adjusting amplifier gains, equalizers, crossovers, etc. for best and loudest sound without distortion |
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| Source Unit |
| Head Units |
| Choosing a head unit the. |
| Head Units |
| Main options and features available for head units and CD changers. Factory head unit upgrades. |
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| Speaker |
| Speaker polarity |
| How make sure all your speakers are in phase. |
| Loudspeaker Efficiency Formula and Calculator |
| A page showing the formula to determine the reference efficiency of any speaker, and a calculator so you don't have to do the math. |
| Choosing Speakers |
| These are the final link and arguably the most important component in the quality of sound you actually hear. |
| Speaker/Sub Wiring |
| Series and parallel wiring diagrams and formulas to obtain maximum power output from your system. |
| Speakers Basics |
| Basic information on speaker. |
| Speakers installation |
| Different types of speakers and applications. Power considerations. |
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| Trouble Shooting |
| Alternator
Noise |
| Instructions to eliminate the dreaded alternator whine that squeezes through audio systems |
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MY ACCOUNT 
