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Valve/Vintage Electronics Links...

  • ashtonmusic.co.nz/productView.asp?productID=108 Valve amplifiers, guitar amps, etc.
  • e.webring.com/hub?ring=audiophile The Audiophile Webring is for anyone with an interest in high-end home audio and home theatre equipment.
  • forums.audioreview.com/showthread.php?t=18229 audioreview forum discussion of solid state vs. tubes
  • h.webring.com/hub?ring=01tubeamp - Tube Amp Web Ring
  • home.alphalink.com.au/~cambie/EL36.htm 6CM5 / EL36: Applications in Audio
  • home.mira.net/~kiewavly/Leak.html an un-official Leak Web Site,
  • homepages.ihug.co.nz/~online/nocaster/instruments.html Guitar amps etc.
  • homepages.ihug.co.nz/~rwillis/alex/ DIY Hifi Amp using 813/GU13 valves
  • nzguitars.com/forum/viewforum.php?f=6&sid=1ba04065327a561ae48000cd415774b1 guitar amp discussion forum
  • paillard.claude.free.fr/lampes/miniatures/miniatur.html discussion of miniature and subminiature valves (for hearing aids, etc), in French
  • semiconductormuseum.com/MuseumStore/MuseumStore_Index.htm the Transistor Museum
  • store.triodestore.com/
  • tdsl.duncanamps.com/tubesearch.php Tube Data Sheet Locator at www.duncanamps.com (that has some short-form data and indexes other valve data collections, as well as interesting software and schematics, extremely valuable SPICE computer simulation data and a formum)
  • vintage-radio.com.au/ Australian vintage radio website with many Australian, New Zealand, British, US, etc models.
  • www.ampwares.com/ffg/index.html The Fender Amp Field Guide
  • www.audioenz.co.nz/2002/0306.html AudioEnz - New Zealand's hi-fi and home theatre resource
  • www.audioworld.com/dir/HiFi_Audio/DIY/Audio_Electronics/index.shtml HiFi Audio : DIY : Audio Electronics
  • www.bottlehead.com/ Bottlehead (amazingly difficult-to-read website)
  • www.ddse.co.nz/va4_1.htm single-ended valve amp
  • www.elfa.co.nz/products_news.php?mfctr=MR
  • www.essex.ac.uk/ese/research/audio_lab/malcolms_publications.html Malcom Hawksford's papers on many issues relating to hifi
  • www.evatco.com.au/data.html a list of useful sites for searching for valve/tube data and circuits
  • www.evatco.com.au/miscparts.htm ELECTRONIC VALVE and TUBE COMPANY
  • www.evatco.com.au/vintradio.htm ELECTRONIC VALVE and TUBE COMPANY the EVATCO Vintage Radio page
  • www.freedommusic.co.nz/ Freedopm Music - New Zealand's leading audio tube, instrument cable and speaker specialist
  • www.freewebs.com/valvewizard/links.html The "Valve Wizard" links
  • www.gearslutz.com/board/showthread.php?t=90833 Tube-Sound in general
  • www.geocities.com/ResearchTriangle/Lab/6722/links.html some links to Quad related sites
  • www.heathkit-museum.com/ museum of Heathkit equipment, including old valve test equipment, etc.
  • www.lairweb.org.nz/radios/ Ye Olde Valve Radios - good pictures and historical information for many vintage valve radios found in New Zealand
  • www.logicresearch.co.nz/new_tubes.htm this website is being phased out?
  • www.lynx.bc.ca/~jc/traynorAmps.html (Peter) Traynor Amplifiers
  • www.mif.pg.gda.pl/homepages/frank/vs.html Frank Philipse's electron Tube Data sheets has very many data sheets and equivalents, and with the Vademecum pages often mentions valves no other site has.
  • www.ming-da.co.nz/products.html high-end (Chinese?) valve amplifiers
  • www.musicworks.co.nz/Page.php?page=4 guitar amps, etc.
  • www.nj7p.org/Tube.php the NJ7P Tube Database has a good number of (mostly US) tubes with some comments, replacement types, and useful data.
  • www.nostalgiaair.org/Tubes/ Tube Substitution and Characteristics Guide
  • www.nzart.org.nz/nzart/history/zc1/ A brief history of the ZC1 (historic military transceiver)
  • www.nzs.com/business/trade/electrical-and-electronic/components/ "Map" of New Zealand Web Space - Components
  • www.nzvrs.pl.net/ New Zealand Vintage Radio Society (Inc)
  • www.nzvrs.pl.net/ New Zealand Vintage radio Society, including CV equivalents register and lots of good stuff!
  • www.nzvrs.pl.net/aaa/bulletin_index.htm NZVRS Bulletin Index
  • www.oldradios.co.nz/ A must-see collection of information on old radios from a New Zealand perspective, including the Hikers One, and a "For Sale" section for many valves, etc but no on-line list.
  • www.ozvalveamps.org/index.htm Australian and NZ valve amplifiers for guitar and P.A. 1930's - 1970's.
  • www.pentalaboratories.com/ Manufacturer and distributer of vacuum tubes and high quality capacitors - interesting "Tube Talk" newsletters
  • www.pmillett.com/ Pete Millett's DIY Audio pages
  • www.pmillett.com/ has some data for valves and amplifiers, information on valve-related books, etc. Good projects (mostly valve, but also speakers) with photos.
  • www.qsl.net/dl7avf/roehren/quellen.html Valve manufacturers list
  • www.qsl.net/dl7avf/roehren/xref.html R√∂hrentabellen/Electron Tubes and Valves... good data in English and German
  • www.quad-hifi.co.uk/ Quad hifi homepage
  • www.radiobygones.com/index.html Radio Bygones is published six times a year and is available by online order or postal subscription only.
  • www.radiobygones.com/issues.html Back Issues of the Radio Bygones magazine (related to Everyday Practical Electronics)
  • www.radioera.com/Radio-Information-Listing-Page.htm Radio Era Archives "Web's Largest Old Radio Website" includes a large number of CDROMs and 1920's-1980 schematics and servicing information for sale
  • www.radiomods.co.nz/ CB and Ham radio modifications
  • www.radiomuseum.org/ the Radiomuseum has a good search facility, and links valves to models of radio etc that used them.
  • www.rockshop.co.nz/04/start.php They sell valves as well as guitar amps etc (but it is hard to find valves on their website - try searching for tube).
  • www.rsnewzealand.com/ RS has valves by JJ Electronics and Allied Tubes plus some (discontinued) from NATIONAL ELECTRONICS but don't rely on the Thermionic Valves - Audio category to find them all!
  • www.schematicheaven.com/ All the files at Schematic Heaven are in Adobe Acrobat form.
  • www.southcom.com.au/~pauledgr/ Australian Vintage Radio (contains very useful "how old is your radio?" information
  • www.triode-systems.com/ Triode Systems is a European based portal for sales and support of audio kits and accessories by DiyHiFiSupply to the UK, Ireland, Europe, USA, Canada, Australia and New Zealand.
  • www.triode-systems.com/modules/tinycontent/index.php?id=10 Valve Art Tubes - Sofia Matched Vacuum Tubes by DiyHiFiSupply
  • www.triode-systems.com/modules/wfchannel/ Triode Systems sell many hifi valve amplifier kits, and have some interesting information and photos
  • www.tubebuilder.com/schematics.html Tubebuilder.com library of schematics for Push-Pull Amplifiers, Single-Ended,Output Transformerless, Pre-Amplifiers.
  • www.tubecollector.org/list.php the Virtual Valve Museum - search for valve data etc.
  • www.tubedata.info/ Frank's Electron tube Pages has information about tube bases, naming systems, substitutes and data (But link on his webpage to the English-language data has a problem - use http://www.mif.pg.gda.pl/homepages/frank/vs.html or http://frank.yueksel.org/tubes/ instead)
  • www.users.bigpond.com/cool386/6cm5/6cm5.htm The 6CM5/EL36 for Single Ended audio applications
  • www.valve-museum.org/ the National Valve Museum (also www.r-type.org has a very good set of comments and photos on many interesting valves (but searching for data can be a bit cumbersome, so you may like to use the tdsl.duncanamps.com search facility for convenience.
  • www.valveaudio.co.nz/ "Indefatigable Audio" - Repair, modification and refurbishment services, for valve amplifiers, audiophile equipment.
  • www.valvediy.com/cdindex.html the VALVE magazine (not free)
  • www.valvesunlimited.co.uk/ Valves Unlimited, the site for Valve Hi-Fi, and other Stuff
  • www.webace.com.au/~electron/tubes/tubes.html information and tubes etc for sale or swap
  • www.worldtubeaudio.com/ Ultimate Tube Audio Encyclopedia (faulty website)
  • www.worldtubeaudio.com/ World Tube Audio
  • www.yorkvillenz.co.nz/products_TRAYNOR_BASS_YBA200.html Traynor Amplifiers
  • www.heathkit-museum.com/ museum of Heathkit equipment, including old valve test equipment, etc.
  • semiconductormuseum.com/MuseumStore/MuseumStore_Index.htm the Transistor Museum
  • www.radiomuseum.org/ the Radiomuseum has a good search facility, and links valves to models of radio etc that used them.

    Electronic component Suppliers - New Zealand, Australia, and Mail-Order

  • www.extremecomponents.com/part-search.htm Search for electronic components in general
  • www.rsnewzealand.com/ RadioSpares components
  • www.TradeTech.co.nz TradeTech - sell valves and many other components
  • www.surplustronics.co.nz/shop/ SurplusTronics - sell many (surplus/cheap/unwanted) electronic bits and pieces, and some new stuff like PicAxe micros.

    Valve Data

  • tdsl.duncanamps.com/tubesearch.php Duncan Munro's "tube search"
  • www.tubedata.info/ Frank's Electron tube Pages (very extensive; look here first!)
  • www.mif.pg.gda.pl/homepages/frank/vs.html Frank Philipse's electron Tube Data sheets (mirror of above hosted by Gdansk University of Technology - Ryszard Jan Barczynski)
  • tubes.mkdw.net/index.html Dave's Australian mirror of Frank's data?
  • www.nj7p.org/Tube.php Bill Beech, NJ7P Tube Database Search
  • www.tubecollector.org/ The Virtual Valve Museum
  • members.lycos.co.uk/griffonconsulting/ Griffon Valve Pages (Russ Sadd)
  • tdsl.duncanamps.com/dcigna/tubes/index.html
  • www.pmillett.com/tube_data.htm Pete Millett's DIY Audio pages
  • www.pmillett.com/tubedata/HB-3/masterindex.html - - master index for Pete Millett's RCA manual data
  • www.pmillett.com/hb-3_tube_manual.htm RCA HB-3 Tube Data Manual
  • www.firebottle.com/ampage/td/ ampage tube data
  • www.wps.com/archives/tube-datasheets/ WPS: Electron tube database, 1958--1961
  • www.valve-museum.org/ The National Valve Museum
  • www.r-type.org/ = above
  • oldradio.qrz.ru/index.shtml - Russian
  • www.triodeel.com/tubedata.htm - Triode Electronics Data page - data, test methods, etc.
  • www.tubeopedia.com/index.php?title=Main_Page Tubepedia - Tubeopedia is an encyclopedia of electron tube data and related topics collaboratively written...
  • www.tubezone.net/tubedata.html - by the creator of tubeopedia
  • www.triodeel.com/tubedata.htm Tube data sheets are compliments of: Triode Electronics, USA

    Valve Spice (Simulation) Data

  • www.duncanamps.com/spice.html Duncan's Amp Pages Spice Models for valves, speakers and semiconductors
  • tdsl.duncanamps.com/dcigna/tubes/sheets/index.html copy of above
  • www.normankoren.com/Audio/ Norman Koren's Vacuum tube audio page - A resource for designing tube amplifiers with SPICE simulation
  • www.birotechnology.com/articles/VTspice.html MITHAT F. KONAR's Vacuum Tube Parameter Identification Using Computer Methods
  • www.geocities.com/CapeCanaveral/Lab/4422/ - Francesco Pintavalle's Tube Model Page

    Circuit Schematics or Service Information

  • tdsl.duncanamps.com/schematics.php Duncan Munro's collection, e.g.: Acrosound, Allen, Allesandro, Altec-Lansing, Ampeg, Arline, Berning, Bogen, Bogner, Brook, Carver, Carvin, Conrad Johnson, Crate, Danelectro, Dukane, Duncan Amplification, Dynaco, Dynacord, Eico, Electrovoice, Fender, GEC, Genelex, Gibson, Gotham Audio, Gretsch, Grommes, Groove Tubes, Hagstrom, Harman Kardon, Harmony, Heath, Hiwatt, Hobbyist, Hohner, Jadis, Jim Kelly, Jordon, Kalamazoo, Kay, Kendrick, Kent, Kittyhawk, Knight, Lafayette, Laney, Leak, Leslie, London City, MachMat, Magnatone, Magnavox, Marantz, Marshall, Matchless, McIntosh, MFA, Michaelson & Austin, Multivox, Music Man, Muzak, National, Oahu, Orange, Peavey, Pederson, Pignose, Pilot, Quad, RCA, Red Bear, Rivera, Rock-Ola, Rockola, Roland, Sano, Scott, Selmer, Sherwood, Sho-Bud, Silvertone, Simplex, SJB, Soldano, Sound City, Sovtek, Stromberg-Carlson, Sun Down, Sunn, Supro, Top Hat, Trace Elliot, Train Wreck, Traynor, Univox, Valco, Vox, Watkins, Western Electric, Wurlitzer, Yamaha
  • www.firebottle.com/ampage/schems/index.shtml ampage schematics (Silvertone, Tweed, etc)
  • www.allaboutcircuits.com/vol_6/chpt_5/19.html uses a 12AX7 and a vehicle ignition coil(!) to produce a single-ended amplifier - not hifi, not efficient, but imaginative!
  • www.kbapps.com/schematics.html Tube Amplifier Schematics, for Ampeg, Carlson Stromberg, Fender, etc... plus some other useful references/tools
  • www.drtube.com/audioamp.htm Audio Amp Schematics, such as Audio Innovations, Heathkit, QUAD, Radford
  • www.triodeel.com/schindex.htm Schematics for many, many amplifiers, etc.
  • www.triodeel.com/studio.htm Schematics for Studio Equipment
  • www.one-electron.com/FC_Consumer.html links to many audio equipment schematics, e.g. on the kbapps.com and DrTube.com websites

    Local Electronics Businesses In General

  • yellow.co.nz/search.ds?what=Engineers+Electronic&newSearch=true Electronics manuf., engineers, etc
  • in Christchurch
  • www.finda.co.nz/business/c/electronic-components/?src=aw&source=electronic-components/?q=electronics%20components&gclid=CM2bgM_BqZECFQ6CPAod9i9Adg list of many electronics companies in New Zealand
  • www.speda.co.nz/ Christchurch
  • yellow.co.nz/search.ds?what=Engineers+Electronic&newSearch=true Electronics manuf., engineers, etc in Christchurch

    Valves (Vacuum Tube) Audio and related links

  • www.geyservac.com/facts/vacuum-tube-audio.html - some interesting history and discussion and links relating to vacuum tubes - mixed in with links to vacuum cleaners!
  • www.audioasylum.com/audio/faq/tubeprimer.html A short Primer on Vacuum Tubes
  • mysite.du.edu/~etuttle/electron/elect27.htm Vacuum Tube Theory
  • www.ece.umd.edu/~taylor/Electrons3.htm The Edison effect and vacuum tube history in general (part of a longer series on the History of Electronics)

    Valve Sound versus Transistors

  • www.milbert.com/tstxt.htm Milbert Amplifiers' Articles, Quotes, Research, Links, Information "Please investigate and enjoy this fair use cornucopia of interesting and educational information" - many, many links on varied topics (e.g. pitch, loud music).
  • www.milbert.com/articles/tubes_vs_transistors Tubes vs Transistors - Is There An Audible Difference? by Russell O. Hamm, Journal of the Audio Engineering Society, Sep. 1972
  • www.milbert.com/articles/tubes_vs_transistors_in_electric_guitar_amps Tubes Versus Transistors in Electric Guitar Amplifiers by W. Stephen Bussey and Robert M. Haigler

    Hifi and Audiophile-related

  • www.valves.gen.nz/Squarelaw_Site/ Square-law techniques for very low distortion efficient power amplifiers
  • www.geofex.com/effxfaq/distn101.htm Distortion Primer
  • www.patentstorm.us/patents/6337599-description.html Linearized Power Amplifier using Predistortion
  • www.silcom.com/~aludwig/Nonlinear.htm Non-linear behaviour of the Ear
  • michaelgellis.tripod.com/gilbert.html Gilbert Cells
  • sound.westhost.com/index2.html
  • www.aes.org/e-lib/browse.cfm?elib=10289
  • www.bcae1.com/ampclass.htm Amplifier Classes
  • jslhr.asha.org/cgi/content/abstract/36/5/1097
  • www.audioxpress.com/index.html AudioXpress magazine - home page
  • www.audioxpress.com/magsdirx/ax/index.htm - AudioXpress: Regular Contributors include: Eric Barbour, Erno Borbely, Richard Campbell, Joseph D'Appolito, Vance Dickason (author of The Loudspeaker Design Cookbook, Nelson Pass, etc.
  • www.audioxpress.com/magsdirx/ax/addenda/index.htm - AudioXpress: Online Web-Exclusive Articles and Supplements (e.g. by H.S. Black, Robert Bennett, etc... see below)
  • www.audioxpress.com/magsdirx/ax/addenda/media/mcintyre2738.pdf - AudioXpress: Online: "Modifying Mighty Mouse" by Bob McIntyre
  • www.audioxpress.com/magsdirx/ax/addenda/media/weinberg.pdf - AudioXpress: Online: "Distorted References" by David J. Weinberg
  • www.audioxpress.com/magsdirx/ax/addenda/media/Bell-Feedback.pdf - AudioXpress: Online: "Feedback Amplifiers" 1934 Bell Labs classic by H.S. Black
  • www.audioxpress.com/magsdirx/ax/addenda/media/Bell-Loudness.pdf - AudioXpress: Online: "Loudness & Pitch..." 1935 Bell Labs classic by Harvey Fletcher
  • www.audioxpress.com/magsdirx/ax/addenda/media/bennett2671.pdf - AudioXpress: Online: "An Improved Split-Load Phase Inverter" by Robert Bennett
  • www.audioxpress.com/magsdirx/backissues/BISGAM.htm Glass Audio/AudioXpress Back Issues
  • www.audioxpress.com/magsdirx/backissues/BISAAM.htm Audio Electronics /Audio Amateur Back Issues
  • www.audioxpress.com/magsdirx/ax/ax-glass_audio_special05.pdf Glass Audio special (pdf)

  • sound.westhost.com/misclink.htm#valve_amps ESP - Valve amplifier circuits
  • www.siliconchip.com.au/cms/A_30812/article.html Why publish a valve preamp circuit?
  • www.dogstar.dantimax.dk/tubestuf/instpre.htm
  • www.hobbyprojects.com/A/preamplifiers.html
  • www.kbapps.com/tubeamps.html
  • diyaudioprojects.com/Tubes/Beauty/
  • diyaudioprojects.com/Schematics/index.htm
  • www.drtube.com/guitamp.htm Guitar amplifier schematics
  • www.vacuumstate.com/preamp.htm
  • members.aol.com/sbench101/ Steve's Vacuum Tube Related Web Site
  • www.eecs.umich.edu/~mmccorq/diversions/simulation/index.html A common cathode vacuum tube preamplifier stage is analyzed and simulated. The concept of a linear small-signal AC model for the vacuum tube triode is presented and employed for circuit analysis...
  • www.audio-ideas.com/reviews/preamps/anthem-pre2l.html
  • www.daredtube.com/pages/ampfile%20list.HTM "Aural Harmonic Envelopes and Distortion Harmonics on the Audio Amplifiers" by William Wu, Ph.D
  • www.daredtube.com/ "Dignified Artistic Reliable Elegant Decent" - Hifi Audio Tube Amplifier - website slow to load but worth a look/listen!
  • www.hardwareanalysis.com/content/article/1826/ Velleman K8020 high-end tube preamplifier
  • hem.passagen.se/ebcpecz/Tube/PreAmp/preamp.html
  • www.bonavolta.ch/hobby/en/audio/audioel.htm
  • www.vintageradio.me.uk/amplifier/mullardpreamp.htm The Mullard Preamp


  • www.sicom.co.nz/xurl/function/pgrplist/grpid/6821/transistors.html
  • www.sicom.co.nz/misc-xidg6657.html


  • www.sicom.co.nz/field-effect-transistors-fets-xidg6658.html

    Logic-Level FETs

  • www.sicom.co.nz/logic-level-fets-xidg9601.html

    Bipolar Junction Transistors

  • www.sicom.co.nz/bipolar-transistors-low-power-xidg6823.html
  • www.sicom.co.nz/bipolar-transistors-medium-power-xidg6824.html
  • www.sicom.co.nz/bipolar-transistors-darlington-xidg6863.html
  • www.sicom.co.nz/bipolar-transistors-high-power-140-volts-xidg6826.html
  • www.sicom.co.nz/bipolar-transistors-high-power-150-volts-xidg6825.html

    IGBT=Insulated Gate Bipolar Transistors

  • www.sicom.co.nz/igbt-xidg9602.html

    General Electronics References

  • www.technologystudent.com/elec1/elecex.htm - basic concepts of electronics, symbols, etc.
  • thediagram.com/3_6/vacuum.html - base diagrams from the 1960 ARRL Handbook (not a lot of use without the tables that refer to them with type numbers, of course)

    New Zealand Valve Suppliers

  • www.vintageaudiovalves.com
  • www.elequip.valves.gen.nz now handled by tubehead@xtra.co.nz (Valve Radio Spares)

    See also: http://www.valves.gen.nz/suppliers/
    and: http://www.valves.gen.nz/Classified/

    More Electronics Links

  • More general electronics links
  • Kiwi Components Google search: look for valves (etc) in New Zealand and Australian sites (plus some others!)