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Last Updated
03/31/2019
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Detailed entries for one subject from the INDEX TO HOW TO DO IT INFORMATION. |
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LOUDSPEAKER -- SUBWOOFER x SUBWOOFER LOUDSPEAKER xx LOUDSPEAKER A simple golden powered sub. Two inexpensive 8-ohm woofers in a 0.5 cu.ft. box are driven by a 70W subwoofer amplifier module. Digital Class-D subwoofer amplifier. Part 1. (1) Pros and cons of true digital amplifiers. (2) Introduction to the SA1 digital amp kit. Digital Class-D subwoofer amplifier. Part 2. Theory behind the SA1 design. The infinite box: Constructing a subwoofer. Part 1. Design and construction using the infinite box concept. The infinite box: Constructing a subwoofer. Part 2. Testing the finished box. Subwoofer placement in nonrectangular rooms. (1) Corner locations. (2) Single-woofer versus dual-woofer systems for a given placement. The extreme subwoofer. This speaker project explores a cabinet bracing strategy and a low Q sealed box approach. The legend of El Pipe-O. This unique speaker consists of very large woofers mated to large cylindrical transmission lines. The cylindrical enclosures are made from "Sonotube". Build a subwoofer simulator that boosts the bass signal delivered to your existing front speakers instead of relying on a separate monaural subwoofer. Powered subwoofer features an active crossover network, 50-watt power amplifier, a 10" driver, and a fourth-order bandpass enclosure. Est. cost: $200. Build a subwoofer with a straight-forward enclosure (16"x16"x31"), electronic crossover, and 12" driver. It attaches to an amplifier's headphone jack. Build a subwoofer for your stereo or home-theater system which uses an 8" driver in a particle board enclosure. The enclosure is a vented, 4th order design enclosing 1.8 cubic feet. Est. cost: $50. Design your own subwoofers. Using three Basic-language computer programs (provided) to help add bass response to your existing speaker system. A compact transmission-line subwoofer enclosure is make of particle board and incorporates a Speakerlab W848P driver. Constructing a Sontek subwoofer. Building a sealed-box enclosure to house two 15" woofers. Overall dimensions: 22"x22"x32" tall. Free volume subwoofer systems. Ideas for using existing free spaces (closet, fireplace, ...) as substitutes for large speaker enclosures when designing subwoofer systems. A more compact transmission line subwoofer enclosure. Overall dimensions: 21"x21"x29" tall. Report on assembling the Focal model SW35 subwoofer kit. Report on the small subwoofer from VMPS (El Sobrante, CA). Available both assembled and kit form. Matching a subwoofer (or two) to your system. Guidelines about subwoofer integration into a home stereo system. Choosing, testing, placement, etc. The third dimension. The symmetrically-loaded system or acoustic super woofer. Build "Delta", a three-way, mid-sized 56-liter enclosure, equipped with four 4.8" bass drivers, mounted push-pull, in a slim, esthetic column. Part 1. Theory and designing the system. Stereo system odyssey. Converting an AR-1 speaker into a subwoofer with this simple preamplifier circuit. Combine it with the two homebuilt satellite speakers (designed using BOXRESPONSE) to form a complete system. The third dimension. The symmetrically-loaded system or acoustic super woofer. Part 2. Construction. An easy IC power amp/crossover is used to add a subwoofer to a low-power stereo or to a video system. Building a subwoofer/satellite system. How to convert a larger three-way design enclosure into a subwoofer. A dipole subwoofer using a 24" Hartley driver and a dedicated active/passive crossover is used to supplement Quad electrostatic speakers. Design tips for a sub-woofer cabinet using the SEAS 33F-ZBX/DD. Tips on designing a pair of subwoofers using a vented Isobarik configuration without the aid of a computerized design program. BOXMODEL, an aid to woofer system design. Tips on using a computer program which aids in the design of vented, closed, and passive radiator woofer systems. Developing servo subwoofers. A servo speaker system measures the output of the speaker and compares it to the input signal. Differences between the input and feedback are amplified to drive the speaker more like the input signal. GMC Jimmy needs deep bass. Dimensions and basic construction for a dual-channel Isobarik subwoofer enclosure suitable for use in a sport utility vehicle or elsewhere. Report on assembling Audio Concepts Synthesized Bandpass Sub-1 subwoofer. An equivalent electrical circuit bandpass enclosure. Using a computer spreadsheet program to help design a bandpass-type enclosure for a subwoofer that is simulated using an equivalent circuit. Technique for converting an inexpensive TV cart kit into a subwoofer cabinet. Subwoofer design using a Dynaudio 30W54 driver in a transmission line configuration. A double-chambered Isobarik bass speaker. Using two woofers in a compound system to reduce harmonic distortion. Bi-structural enclosure. A construction method for sealed, transmission line, or bass reflex enclosures that is aimed at reducing cabinet resonances. Particularly suited for subwoofers. A sixth-order Thiele/Small subwoofer design. The Prism V Satellite/JBL Subwoofer no-compromise system. Part 1. Development. Designing a single enclosure, dual-voice-coil subwoofer. The Prism V Satellite/JBL Subwoofer no-compromise system. Part 2. Enclosure construction. Birdhouse. A sound-reinforcement subwoofer enclosure designed for auditorium use, yet small enough and strong enough for use by traveling musicians. Design features a multivented face (thus the name "birdhouse") coupled with a 15" driver inside a dual-chambered format. Search for a budget subwoofer. How to put together an acceptable subwoofer system from a pair of older speakers and a tube-type stereo amplifier. Looks at speaker placement, crossover modifications, phasing, speaker modifications, etc. 16Hz subwoofer. A general approach to the design of subwoofers capable of reproducing the lowest octave of the audio spectrum at realistic levels in a home environment. Describes an enclosure and an electronic crossover. Stereo bass. An investigation of subwoofer placement. A self-powered subwoofer for audio/video. Overall dimensions: 17"x26"x30" tall. Speaker design and the Internet. Design and construction of a subwoofer/satellite system is facilitated by using information found on the Internet. Advice on doing the search and constructing the enclosure and crossover to handle an NHT1259 driver. Adria. A satellite subwoofer system that uses PVC piping for the acoustic volume and includes some unique stands. True bass. An extremely-sturdy double-walled plywood box (with concrete between the double walls) and one open side holds two 12" woofers. The box fits between the wall studs of a 21-ft-long closet and the closet serves as the loudspeaker enclosure for this unique subwoofer. The aftershock subwoofer. How to turn two 15" Altec Lansing 421-8H vintage bass drivers into an effective subwoofer. Nine-Hz in a barrel. An easy-to-build subwoofer that has a low-frequency cutoff of 9Hz. The enclosure is built from a 55-gallon polypropylene drum. An 8" subwoofer test box results in a series-vented enclosure that maximizes the output from a small driver. Subwoofer enclosure design parameters for utilizing two single-voice-coil 18" woofers in either a single cabinet or an Isobarik configuration. A powered subwoofer. How to assemble and hook up a high-quality, affordable subwoofer from RCM Akustik (Germany) to your system. Audio Concepts Inc. Titan subwoofer kit review includes enclosure construction tips and acoustic measurement results. Hybrid single-chamber subwoofer. The design, construction and testing of a low-frequency bandpass speaker. Includes information about driver power handling and distortion. Frankenstein's speakers. Subwoofer design serves a both an end table and as a dual Isobarik subwoofer "monster" system for a specific room. Bessel box (infinite-baffle design) subwoofer construction project. | |||||||||
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