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Richard's Stuff

Web Masters please note:  If I have a link to your site below, and you like my site, please include a link to this site:  http://members.tripod.com/richard984  Thank-you.  If you need to e-mail me, please go to the bottom of the home page.

TUBE AUDIO SITES.

GRIFFON VALVE PAGES http://members.tripod.co.uk/griffonconsulting

Lots of information on transformer coupling and distributed load including details of the Quad "Acoustical" design.

DUNCAN AMPS http://www.duncanamps.com/

Mostly guitar related.  Creator of SPICE tube models used in MCap.  Some software downloads including power supply designer.  Tube data search engine.

NATIONAL VALVE MUSEUM  http://www.valve-museum.org/

British virtual museum with cross-referenced search facility between equivalent military and domestic types.  Also the rebuilt computer at Bletchley park used in WW2 to crack ENIGMA codes.

KENNEDY AUDIO  http://members.bellatlantic.net/~vze2w7wc/

Acclaimed tube guru Kevin Kennedy's audio pages.

KIEWA VALLEY STEREO  http://home.mira.net/~kiewavly/stereo.html

Australian stereo photography and tube audio site hosted by Steven Spicer, author of "Firsts in High Fidelity" a history of the Leak company.  The site includes details of many of Steve's own designs.

NICK SHELDON'S SITE  www.bigvalveamplifiers.co.uk

Huge SE amplifiers using transmitting tubes.

THE INVENTOR OF STEREO  http://www.doramusic.com/

A site dealing with the life and works of prolific British inventor, Alan Blumlein.  His work has remained in obscurity until recently due to Churchill, who ordered that all his work be treated as secret after Blumlein and his team lost their lives during an experimental flight on a Halifax bomber which crashed while testing the H2S radar system.

STEVE'S TUBE PAGES  http://members.aol.com/sbench101/

Steve is a prolific experimenter.  This page has lots of theoretical background and an amazing range of innovative designs including his "No R No C" concepts.

WORLD TUBE AUDIO PORTAL  www.worldtubeaudio.com 

An extremely comprehensive resource for searching for OEM, DIY, suppliers and almost any other information that you may desire.

 


DIGITAL AUDIO

AUDIO DAC PAGE  http://members.chello.nl/~m.heijligers/DAChtml/dactop.htm

Present a DAC design by a group of enthusiasts.  4 layer boards available (I think subject to sufficient orders).  Well worth checking out.

TRANSFORMERS

SOWTER  http://homepages.tcp.co.uk/~sowter/

British manufacturer of a very wide range of output and interstage transformers.  Also an excellent range of small signal transformers with mu-metal cores.  Custom power transformers. Terrific electrical and sonic performance for the money.

BARTOLUCCI  http://inthenet.sm/bartolucci/index.html

Italian manufacturer of double C core audio output and interstage transformers.  Top sonic performers.  Also Chokes and custom power transformers.

LUNDAHL  http://www.lundahl.se/   Available in the US from www.kandkaudio.com email to Dr Kevin Carter kevinc927@aol.com

Swedish manufacturer of excellent sounding 'C' core output and interstage audio transformers. Also power transformers and chokes

TUBES

UPSCALE AUDIO  www.upscaleaudio.com  Email:  kevin@upscaleaudio.com 

Kevin Deal provides a first class tube matching service to your specific requirements if desired including low microphony tubes for pre-amps.

JIM McSHANE  http://pages.prodigy.net/jimmcshane

Jim is a Citation specialist.  He will match tubes to your specification and stands behind what he delivers.  Email him for availability and price.  jimmcshane@prodigy.net

PARTS

ANGELA INSTRUMENTS  http://www.angela.com/catalog.html

Tubes, Magnaquest transformers, premium parts.

MICHAEL PERCY AUDIO  www.percyaudio.com

Michael maintains a terrific inventory or premium components, also hardware accessories and damping materials.  His catalogue can be downloaded (PDF) from the URL or e-mail him at mpercy@pacbell.net

ANTIQUE ELECTRONICS  http://tubesandmore.com

New, NOS and used tubes, tube sockets, books, Hammond transformers, boxes, chassis , hard to find parts for antique radios, carbon composition resistors, speakers, cloth covered wire, Litz wire, One-Electron transformers, big and varied range of caps.

TRIODE ELECTRONICS  www.triodeelectronics.com/

Uncle Ned's friendly tube store, big range of tubes and parts.  Also schematics and a wealth of general information and well documented links.

VACUUM TUBE VALLEY  www.vacuumtube.com

Home of VTV magazine.  Also parts for HiFi and guitar including premium polypropylene and paper caps, kits for re-building or upgrading classic amps, tubes.

DISCUSSION  

AUDIO ASYLUM  www.audioasylum.com

A moderated discussion forum for things tubular and audio.

BOTTLEHEAD FORUM www.audioasylum.com/forums/bottlehead/bbs.html

Known as the 'joelist', a bulletin board for detailed questions and information on all things tube audio related.  Good for research.