The ENIAC-On-A-Chip Project.
Talk about your co-processor
The Kasparov - Deep Blue chess match.
Part of Computing Week; Kasparov won
Assn. of Computing Machinery 50th.
ACM turns 50 next year
- RF types check this
warning on imported 811As.
Klipsch Professional (Pro Audio and Cinema Loudspeakers)
Tara Labs (premier Audio Cable manufacturer)
Minnesota Audio Labs
Von Schweikert Research
C&C Music-Manufacturers of CDs and Cassettes
Balanced Audio Technology
DECWARE High-Performance Audio
Cliffhanger Audio Systems
Audio Concepts, Inc. (ACI)
Klipsch, Inc. (currently dead?)
Dolby Laboratories, Inc.
Hayes Audio: Loudspeakers using 'Fractal Acoustic' Techniques
Blue Circle Audio (Canada)
Category: High End Dealers
Michael Green Audio/Video Designs
HiFi Centre (Canada)
Category: Music Services/Labels
Mobile Fidelity Sound Lab
Windham Hill Records
Raven On-Line(Organ Music)
DawgNet - Home of Acoustic Disc Records
Chameleon Dream Records
Category: Record Stores/Music Purchasing Info
The Music Room
Nods Vinyl International
The Audio Shopper
The LP Lover's Guide to San Francisco
"The Absolute Sound" Home Page
Audio Ideas Guide
CYBERFi magazine (updated each Friday)
Tube Amp and Music Electronics Newsletter
"Secrets of Home Theater and High
Category: Vacuum Tube Resources
Gold Aero Premier source for vacuum tubes
Sovtek A source for Russian tubes.
The Vacuum Tube Audio Page A lot of useful info on tube hifi.
Blackie's Vacuum tube page
Envelopes valve amp magazine. Recently revived!
Category: Parts, Kits and DIY Info
Tubes Done Right - DIY projects
Joe Curcio Curcio Audio Engineering (Kits)
DIY speaker project by Dan Hildebrand
The Speaker Building Page
Bass and DIY Loudspeakers Archives
A DIY amplifier project
Yet another DIY amplifier project
A DIY speaker project
Information on using Dynaudio speakers in DIY projects
DIY DAC project by SDS Labs
Welborne Labs (SE tube amp kits)
Richard Ho's Tube Kits Page
Category: Discussion Groups
Category: Internet Resources/Search Engines
A Handy Audio 'Link Farm'
Digital's Alta Vista
Yahoo Audio Links
The Audio Page
One of the best all-around audio resources on the 'Net.
World of Audio
Audio and Acoustics Links (updated monthly)
High End Audio Homepage
Category: Professional/Industry Groups
Audio Engineering Society
IEEE Home Page
Consumer Electronics Show News
The Consumer Electronics Cyberspace Companion
Federal Communications Commission
Category: Informational Sites
Enjoy the Music Home Page
KZSU Record Labels on the Web
Ambisonic Surround Sound
Analogue Addicts Archive
A list of Audio related BBS numbers
ELP Laser Turntable (LPs played with a laser)
THX Home Page
The Horn Speaker Home Page
Bascom King's article on digital jitter
Audio-related Technical Papers
The Voodoo of CD Mastering
SoundStage (discussion on high-end audio)
Category: Other Services
Loudspeaker Services Plus!
Digital Domain's Home Page
Category: Non-English Sites
The High End Line
Audio Performance (Argentina)
Audio Espresso (Portuguese)
Category: Beyond Audiooooo...
Consumer Electronics Manufacturer Association
Internet Music Videos (NAMS International)
Alamo Instruments/Western Musical Instruments
San Francisco Science Exploratorium
Headroom: Headphone Info
Philips Virtual Disk
National Public Radio
The Bellingham Antique Radio Museum
Category: Speakers & Drivers - Sources
Madisound sells Audax,
Vifa, Dynaudio, Scan-Speak, Eton, Peerless & Madisound drivers and
has driver info on-line. Kits and crossover components too!
Just Speakers recently got
on-line. Their product line includes Vifa, Dynaudio, Scan-Speak, Morel,
Peerless, MB, Focal and a house brand. Kits & parts as well.
manufactures a line of small drivers and performs speaker repair.
Newform Research sells
8", 15" and 30" ribbon drivers (as well as entire systems).
ACI speaker kits
Orange County Speaker Inc
specializes in stocking speaker repair and replacement parts by the truckload.
Reconing, replacing, refoaming, or otherwise repairing.
and MachMat speaker info on-line
- Audax has a Web presence with data
on their drivers and plans for their Vance Dickason designed kits.
- Data and specs on the Carver
ribbon drivers available to amateurs at ~$450US apiece
- The DIY Loudspeakers
mailing list (formerly known of as the Bass and DIY Loudspeaker list) has
a new homepage w/lots of good stuff.
- The Speaker Building Page
is an excellent source for the amateur speaker builder. It includes driver
specs, software, crossover
formulae and even a selection of projects. If you get a DNS error,
try again or try here or here.
- The NHT1259
FAQ: Designed by Ken Kantor of NHT, this 12" is quite possibly
the best sub-woofer available to the DIY-er.
- Brian Steele's subwoofer
- Looking Over My Shoulder by Lynn Olson: An article
that appeared in Positive Feedback and was made available on the net. A
great article on loudspeaker design.
in a dB? a FAQ on the decibel.
Electronics Parts and Audio Kit Retailers
- DigiKey has an excellent site
up that allows you to view their catalog and search for availability and
pricing on parts. For those who don't know DigiKey, all I can say is you
- Mouser is now fully on-line as
- Sonic Frontiers Inc. Premium
parts and kits
- Welborne Labs has excellent
kits by Kimmel, Welborne & Borbely and a wide selection of premium
- Curcio Audio Engineering Kits
by Joe Curcio. High-end preamps, a crossover & a DAC. Heavy on tubes.
- Marchand Electronics Inc.
Seller of high-quality affordable kits. Well known for their active crossovers.
- Angela Instruments sells Audio Note
kits & parts geared toward tube equipment
- OPAMP Labs sells a number of
plug-in modules (filters, power-amps, preamps, etc).
- Electronix Express is an equipemnt
and component distributor aimed at supplying schools and colleges as well
as industry. While their catalog isn't on-line, a number of specials are
and you can order a free catalog online.
- The Affordable High-End
Audio company sells both complete amps and power-amp modules, and also
has some introductory electronics information on-line.
- Brendan Biever has a number of
parts for sale listed on his web-page. Tubes, transistors, caps, resistors,
- A list
of electronic compoent suppliers including new and surplus in HTML.
Compiled by John Woods. The most current version is
- The BENDER line of D.I.Y. Kits for rebuilding
the Dynaco Stereo-120 Power Amplifiers. The Home page includes up-to-date
info on the following Stereo Amps: BENDER-120.ULT,
the Ultralinear Transistor redesign / BENDER-3v.
a Single Ended Triode redesign, and BENDER-2pp.
a Push-Pull Pentode power amplifer ( The latter recently appeared as a three
part series in
- "Nuts & Volts"
Magazine in the February, March, April, 1997 issues )
- Since resources for the DIY audio crowd overlaps quite a bit with those
of the ham-radio
crowd here's a link to a "ham" FTP site.
Audio Test Equipment
- Liberty Instruments makes the IMP, IMP/M
and LAUD measurement gear & software for the PC platform. The IMP and IMP/M
(MLS version of the IMP) were featured in Speaker Builder a few years ago.
I personally use the IMP/M system.
inexpensive measurement mic by an AES club based on the D'Appolito's
- LinearX, makers of
LEAP, LMS, FilterCAD and the pcRTA have a homepage complete with demos of their products.
Electronic Parts Companies
All these sites make data sheets available to users and are an incredibly
useful. Many also have supplemental application notes and device models.
For example, ever want to know how to use the
LM12 80W op-amp from National?
Most sites use the Adobe Acrobat format for their data sheets.
If you don't have a viewer (or plug-in for Netscape 2.0 95 or NT), you can download Acrobat for free.
Other Electronics Resources
- Dylan Kelly, maintainer of the DIY
Loudspeakers mailing list has put together the Audio
Software Archive, aimed mainly at loudspeaker design and placement.
- True Image Audio has demos of their Windows 95 and Mac-based speaker
design toolbox software (WinSpeakerz95 and MacSpeakerz) available.
- Juha Hartikainen has a
box design in Java page up for closed, vented, 4th & 6th order bandpass
- Audua Inc. has an alpha version of SpeakerWorkshop
for Windows95. It appears to cover design, modeling and measurement functions.
- KB Acoustics has released a demo of Visual
Ears, a package designed to model room effects.
- Ivex software. Free demo of their
PCB and schematic software
- Best Proto offers
a free demo of their PCB software as well
- The Electrical
Engineering Circuits Archive as its name would suggest is a collection
of useful circuits. The archive also contains SPICE models and computer
- U Alberta
has an FTP site containing their Circuit Cookbook Archives and an excellent
selection of software (PSPICE 6.0, PADS, etc) and SPICE models.
- The PSPICE
v6.2a evaluation package is available here for DOS and Windows.
- Of course, the current versions of PSPICE can be found on MicroSim's
- For DOS and Windows platforms, major sites like SimTel
and WUArchive (which mirrors SimTel
and a number of other major software repositories) have a number of useful
packages. For example:
- The best source for PADS schematic and PCB layout I've found is the PADS Software homepage. They've got a newer version than most of the standard archives.
- A short C program to generate sine waves digitally
Research - Related Pages
More Pages with extensive Audio Links
- The Audio Page is a huge list of audio and audio-related sites. If you're looking for an audio company home-page, start here.
- Dan Hildebrand's list of audio links
This page is under construction ( Like software, the job is never done!....)
Last Update - 03-31-99 4:15 AM