3-Way High Efficiency Speaker
(Lavoce, Dynaudio, Foster 3-way. October-2023)
LCR MTM 3-Channel Speaker
(Three MTM Speakers in One. July-2023)
Mini7bt - A Minimus 7 Portable Bluetooth Speaker
(Minimus 7 and Dayton Audio. Spring-2022)
2-Way Ribbon Tweeter Speakers
(Vifa and Pioneer. May-2020)
Transmission Line Speakers
(Aborted attempt at a TL. September-2012)
Acoustic Research AR-4x Rehab
(Rehab of a garage sale find. January-2016)
Infinity RS-4000 Rehab
(Rehab of a garage sale find. June-2015)
Polaris
(A tall, thin, upwards firing omnidirectional speaker. May-2010)
Shiva_PR15
(A powered subwoofer using a 12" driver and 15" passive radiator. Jan-2010)
Can-Less
(A computer speaker; redux. December-2005)
Can-Can
(A computer speaker in a light canister. Jan-2005)
Sonosub
(10" vented subwoofer in a cardboard tube, powered by a Parapix amp. May-1999)
MTM Center Channel Speaker
(A Madisound design. Nov-1997)
2-way Surround Speakers
(5" woofer and 1" tweeter. July 1997)
3-piece mini system
(6" DVC bass module mated to 4" car speaker. June 1997)
3-way Vented Floorstanding Speaker
(vented 10" woofer, 5" mid and 1" tweeter in a 4
ft tower. Summer 1995)
NHT1259 Subwoofer
(A 12" woofer in a sealed architectural pedestal. Winter 1994-95)
Inexpensive Speaker Stands
(Particle board, sand and spray paint. Fall 1994)
2-way satellite
(6.5" woofer and 1" tweeter. Summer/Fall 1994)
Audio Electronics Related Projects |
900 MHz Audio Receiver
(Better use for bad headphones. Jan-2008)
Buster - A Simple Guitar Amp
(Perfect for the beginner. Jan-2010)
A PC-based Audio Console
(Use a PC to play tunes. Jan-2010)
LM-12 Amp
(Bridged LM-12 opamps. Aug-2003)
CeeDeePee
(A CD player and FM tuner from spare computer parts. Oct-2002)
Quad 2000 4-Channel Amp
(Premade modules by Marantz. May-1998)
Zen Amp and Bride of Zen Preamp
(by Nelson Pass. Apr-1997)
Using Wood in Speakers FAQ
(Work in progress)
MDF FAQ for speaker builders
Woodworking Tools for the DYIer (HomeTheaterHiFi.com Oct-1998)
Some Thoughts on Cabinet Finished for DIY Speakers
Large Grills Made Easy
Some Parts Suppliers (Outdated)
DIY Audio Related URLs
Veneering Primer (by Keith Lahteine)
How to get a Black Piano Finish
(by DYI Loudspeaker List members)
Sonotube FAQ (by Gordon McGill)
Excerpts from the Bass List (Oldies but Goodies)
DIY Loudspeaker List Archives
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Here are some projects that I've worked on. My projects are all relatively low cost (all things considered) and I try to learn and experience something new from each one. I've build sealed and vented boxes, 2-way and 3-way speakers, subwoofers, sub with a passive radiator, and omnidirectional speakers. I failed at building a transmission line speaker.
Some day I'd like to build a line array. I also want to build a 3-way with a soft dome mid and soft dome tweeter, with an active crossover and multiple amps. And if I really have spare time, I'd like to try building my own ribbon driver; maybe one large enough to be a line source.
Disclaimer : I don't claim
to be an expert nor do I claim to have so-called "golden ears". I
do this for the fun, the challenge and the reward associated with DIY work.
I do however enjoy music and woodworking, thus the construction and appearance
of the design is as important to me as the sound.
My thanks
go out to all those on the internet whose unselfish contributions
have helped me enjoy this hobby.
Some random thoughts
My first
speaker building project dates back to 1985, when I ripped
apart an old pair of 3-way "Canal Street specials"
and replaced them with Radio
Shack drivers. A book by Weems provided what little knowledge
I had to work with, yet the resulting improvement in sound
made the project quite enjoyable. Little did I realize then
how bad the speakers really sounded; which in itself is a
testament to how bad the original speakers were. Then again,
those original no-name speakers served me well through 4 years
of college and we all know how important that is !
The formation
of the Bass and DIY Loudspeaker list in the 1990s (later renamed
the DIY Loudspeaker list) brought me back into this rewarding hobby;
this time with the intent on building speakers that really
sound good. So I discarded the 1985 speakers at a garage sale
(some guy wanted them for this garage shop) and off I went,
armed this time with Dickason's Loudspeaker Design Cookbook,
and lots of internet advice.
Like so
many hobbies and niche markets, speaker building and amateur
audio in general is a world in its own; with its own magazines,
clubs, suppliers and customers. And like all hobbies, the
return on the time and effort spent makes the experience well
worth the resources spent. In fact, this is one hobby where
one can easily surpass commercial goods in overall quality
at a fraction of the cost if one neglects the cost of sweat
equity. With a little care, it's even possible to get one's
spouse involved (if applicable). Now if I just had more rooms
and stereos to drive more speakers...
01-May-2004, updated 10-May-2020
Note: The
contents in these pages are provided without any guarantee,
written or implied. Readers are free to use them at their
own risk, for personal use only. No commercial use is allowed
without prior written consent from the author.
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