ALTA FEDELTA' AMATORIALE

 

 

 

 

                                  LINKS  AUTOCOSTRUZIONE   DA TUTTO IL MONDO

 
DIY

 

  100W RMS Amplifier
  2-Channel Power Amplifier: Design and Testing - 4W amplifier based on NTE 1606
  25L6 Amp - Without a power transformer
  3 Way Horn DIY - Bill Eckle's Speaker Projects
  300B Power Amplifier - Lidstöm
  50 Watt Amplifier - easy to build general purpose 50 watt amp
  68-Watt Power Amplifier -  low-cost LM3886 monolithic power amp IC
  90-watt RMS Audio Power Amplifier
  A1 Electronics Circuit - 100s of circuit diagrams neatly arranged into different categories
  Aaholm Audio Pages - Enthusiast building amplifiers
  A "Do-It-Yourself" Speaker Project
  A study for the Implementation of Super Triode Connection (STC) Amplifiers
  ACI's DIY Information Library
  AOS Audio Systeme - Many interesting speaker kits (Ger.)
  about Building a Hornspeaker - Matthijs van Eek
  Accessories and Tweaks - Some accessories and tweaks will improve the sound of any system
  Acoustic adventures - Home built audio by J. Wilson
  Acoustic Calculator- Guide you through the basics of room acoustics
  Acoustic FAQ - Also available in many mirror sites
  Acoustic Suspension Design Requires Macromedia Shockwave
  AcousticHobby - The 3D-Spiral Horn Projects
  Active Crossover Kit for DIY Speaker Builders
  Active Crossovers for DIY Speaker Builders
  Advantages and Disadvantages of Bi-wiring - Sonic Design
  AED / Audio Electronic Design -  loudspeaker enclosure made with concrete mix, mosfet 
  amplifier projects, soft start for power supplies, DC protection...
  AES project
  A. Galavotti DHT DIY Homepage
  Air Bearing Tangential Tonearm! - Roscoe Primrose
  AJ Horn  precise horn calculation program, tested by K&T
  AktivFilter Design
  Akustiikan perusteet, huoneakustiikka ja kaiutinmittaukset - acousticks information in Finnish
  Alan Wright - Vaccum State Electronics
  Alaskan Audio - Arts DIY Audio Projects, Parts and Consulting services
  Alcone - German Laudspeaker Kits
  Alessandro Galavotti - Private Homepage, nice Prototype amp
  Alf Lepp's Tractrix horn project
  All About Room Design - general introduction
  All Fun horn project by Ketil Parow
  All you need to know about designing horns - Lowther Club Holland
  Altec A 7 Plans
  Alex's Page - DIY
  Amp(The) - DIY amplifier
  Ampage - Valve amps, music electronics
  Ampage schematic collection - guitar and bass preamplifiers
  Amplificatore a valvole - Italian DIY SE amp with EL34 or KT88
  Amplification audiophile et DIY -  Jean-Marc Plantefève
  Amp stuff
  AMZ Analog Projects
  Analog Circuit - Japanese Amplifier for DIY
  Analog Dept - Vintage Thorens Turntables + manuals and DIY Turntables
  Anderson International Trading - DIY speaker cabinet materials [including cylinders]
  Andy's Audio Links
  Andy G's Site - A website with articles on series crossovers.etc
  Andrew's Music World - a "Class A" reference highly recommended website
  Angela Instruments - great DIY tube retailer with some good DIY tube projects
  Antique Electronic Supply
  Antique Sound/ASUSA
  April Sounds - exotic tube output transformer retailer(Tango) & great DIY tube projects
  Apogee Speakers Users Website - Independent resource, including message board
  AppleGate - Links to Electronics Companies - UK & Ireland 
  Argos Loudspeakers - DIY- Voight Pipe & Folded Pipe Speakers
  Aren's Attic - Build your own audio equipment
  Art Ludwig's page  - Rigorous experimental work and an excellent source of information
  Arto Kolinummi - Interesting DIY from Finland
  Arts and Media Audio Page - Compiled by Andy Evans
  Attenuation Curve Calculator from DACT - Download
  Audax A652
  Audax DIY
  Audua Inc. - Alpha version of SpeakerWorkshop
  Audio4 - Dutch service company for electrostatic loudspeakers, also selling parts, components
  Audio 70 - Provides parts for Marantz units like lights, indicators, power transistors etc.
  Audio Amateur Corp.
  Audio and Electronic - Transmission lin
  Audio Amplifiers with Current Amplifier Outputs - 10W - 75W
  AudioAntik - A resource for everybody interested in tube tech, Thorsten Kliefoth 
  AudioAsylum - bulletin board for vinyl, tubes, speakers, tweaks, home theatre, etc.
  Audio Bizzaro - D.I.Y. Forum, tubes etc.
  Audiocom - Internet retailer of audiophile DIY parts
  Audio Circuit - Circuits available on most kinds of audio equipment
  Audio Clone Loudspeakers DIY (Fra.)
  AudioClub - The site for audiophiles and/or fanatics
  Audio Concepts - Cource material on basic audio electronics
  Audio Crafters Guild
  Audio DAC page - Marc Heijligers and the DAC group
  Audio Design Guide - Andrea Ciuffoli's site with some nice material, 
  Audio DIY Home Page - Nils Strom
  Audio Electronics Homepage - Bonavolt
  Audio Electronic Supply
  Audiofanatic - Exclusive DIY speakers and amplifiers
  AudioKit - Components for HI-FI DIY (Ita.)
  Audiokits.com
  Audiologica - Articles and tutorials, mainly having to do with audio DIY - Tangentsoft.
  Audiomobile, Inc. - Drivers
  Audio Note Preamp Kit
  AudioNova - DIY Links
  Audio Illusions - DIY step by step construction of the famous ARIEL speaker
  Audio Innovation - A truly one-of-a-kind speaker resource center
  Audiotechnik zum Selbstbauen von THEL Audio Engineering
  Audio pages
  Audio Power Amplifier Fundamentals
  Audio Projects
  Audio DIY Projects - Dr. Alex Megann
  audioPT - Theory and projects for DIY - English and Portuguese
  Audiopur - very large and expensive spiral horn
  Audiophile loudspeakers - A description of a speaker project
  Audio Glossary
  Audio Scientific - Audio Expertise for Digital World
  Audio Specifications Glossary - Basic list of most common words related to audio
  audioTester - Audiotestsystem, spectrumanalyzer with a soundcard
  AudioTweakers - Before you upgrade-TWEAK
  Audio Video Asia - a new portal from Singapore
  Australian DIY Audio 
  AquaBleu your DIY High-end Tube audio, Kits
  Audio-X-Stream - Rudi Blondia  
  Audio-Z - Ihrem Zubehör-Shop für Lautsprecherselbstbau
  Ausgangstrafos
  AVA Versa-Kit Headphone Amplifier - Do-it yourself Project
  Avondale Audio - Audio engineering at down to earth prices
  AVVTCLUB Page 
  AWG to Metric Conversion Chart - For converting speaker cable thicknesses  
  Balance Line Stage Pre-Amp
  Balanced Mic Preamp
  Baddeley - Bipolar PP amps with various power outputs (Aus.)
  Basic Electricity - A comprehensive introduction to electricity
  Bartolomeo Aloia - Tube Amp Kits
  BassExciter® von Ralph Mantel
  Baß-Hornlautsprecher mit VISATON Breitbandchassis FRS 8
  BassLinear - Acoustic Refinement for Bass Reflex Speakers
  Bass-reflex designs - Sumiyama 
  Basstuba M1 - MSW
  Battery-powered preamp and DACs - Norbert Bayer (Ger.)
  BD-DESIGN - With our products Your music comes alive!
  Belgian audiophile School Ecole audiophile belge by belgaudio
  Bent Audio - Unique Passive Linestages including Kits and DIY
  Bernhard Kistner - The design of an air bearing linear tracking tonearm that must be seen
  Bert Doppenberg's square front horn.
  Bert Doppenberg's horn and Lowther info
  Bi-amp (Bi-amplification) - Not quite magic, but close
  Big Fun horn project by Ketil Parow
  Building a tone arm DIY- Soundfountain
  Bjørn Kolbrek's Website - Styropor horns, "Surt" amp etc.
  Black Dahlia Audio Pages
  Black Widow Audio! DIY Audio dedicated to Hi-end Audio Equipment
  Bob's Music/Vacuum Tube Audio Electronics Page - some interesting tube DIY stuff
  Bob's Darling Amp Page - Cool 3/4 watt amp, great for Headphone use
  Bob Stout's LDSG driver site - Speaker drivers and theory
  Bona's HomePage - tube and D.I.Y. stuff
  Boozhound Laboratories - Hi-fi and guitar amp fun.
  Borbely Audio - High End Kits
  Bottlehead - tubes, kits & DIY
  Bownie's DIY Guide to Recording - Your home computer turned into a digital recording studio.
  Boozhound Laboratories - DIY Audio Hacking
  Brian Steele's Subwoofer DIY Page
  Bruce Edgar's Edgarhorn page
  Bry's AF4K's TUBES (VALVES) PROJECTS
  Build a Better Bass Trap - Acoustic treatment you can build yourself
  Build your own audio equipment - Aren van Waarde
  Build your own Hi-Fi - by Jim Read
  Build Your Own Impedance Analyzer
  Build your own loudspeakers
  Building my Fantasy Music Room and Sound System
  Bullock and White Software  - Free Loudspeaker Design Software.
  Buschhorn - Serge's Audio Home
  Buschhorn - Contribution to the debate on back loaded horns 
  Buschhorn - The original version of the Buschhorn Mk2
  By the fanatics for the fanatics!
  CALSOD demo available for download, SD Sonic Design
  Capacitors - Excellent site on Capacitors - Farad Net
  CARA - Computerberechnete Raumakustik
  Carl's Electronics - DIY audio, over 200 electronic kits
  Carlsson / Sonab - information about Stig Carlsson's loudspeakers
  Carlsson OA-52 update - Elektro Akustic Music
  Cathode regulation for EL84's / 6BQ5's
  Cathode regulation for EL34's / 6CA7's
  CD Player Modifications
  CD player's Project - Upgrade a CD Player at home
  CD-Player diy project with the PHILIPS CD-PRO2 module - Daisy Laser
  Centro laboratorio Hi-Fi (Ita.)
  Charlin - the french genius - Svalander
  Cheap IC Amps
  Cheap thingies to help you make some racket - Simple schematics with ICs
  Chris Beck's page - DIY, Ultrapath preamp designed by Jack Elliano of Electraprint etc.
  Chris VenHaus Homepage - Audiophile-related links, DIY etc
  Class A MOSfet amplifier - Blancke (Bel.)
  Clean LP Records and CDs - Andy Evans
  Clone ASA Baby
  Comment construire ses enceintes acoustiques? - Belgien (?) DIY Site
  Concrete loudspreker cabinets - Nicolas (Bel.)
  Conus 1 - a folktechnology speakerproject by Ole Thofte
  Convert pentod to triod
  Cookie-can amp -  6BM8 triode amp
  Cool DIY HiFi page
  Copper Wire Metallurgy - by Dr. Horace Pops Director—Metals Laboratory Essex Group
  Cowan's DIY audio and speakerbuilding
  Creative Sound Solutions (CSS) -  For the "do-it-yourself" loudspeaker builder
  Crossover - 24db/octave Linkwitz-Riley
  Crossover Calculator
  Crosstech Audio Inc.
 
  LaLena DIY Audio - Circuit & Box Design online etc.
  FRD Consortium
- Aides on the subject of crossover
  Falcon Acoustics - Kit Systems and more
  FC's Electronic Circuits
  FCTG's Tube Page Tube Data
  Fender Twin Reverb Tube Amp - Paul Marossy, Guitarist and Engineer
  Fidelio with Lowther PM6A (in Dutch)
  Fidelis Audio Company - DIY Projects
  Finn Hammer's - Field coil and tractrix projects
  Firebottle - Homebrew Project Pages  
  Fostex BK101 Speakers - Horn fromTimo Christ
  Fostex FE168 sigma double bass reflex system
  Frank's Electron-Tube Pages
  Franz Hamberger - The Electron Tubes and Valves Section
  Free Audio Software Page and On-Line Audio Tools
  Free Capacitors from Cameras
  Frequency ranges of various equipment and instruments
  Friedrich Hunold- Book Author and tube lover, German Site
  Frits J. Donker Duyvis's Home Built Loudsp. Manger-Schallwandler
  Front Left/Right/Center Speakers and Subwoofer for Less Than $1,000
  Fun with Fibrillation - A Beginner's Guide to DIY Tube Audio

 

   
  Gabe's Tubes 'n' Stuff - Information and DIY Tube Amplifiers
  Gain Amplifier and Balanced Line Driver
  Gainclone Amplifier in the UK
  Gallardo - La Folia homemade ribbon speakers (Chile)
  Garrard 401 Manual
  Gary Pimm's DIY audio pages
  Gavin Putland's Home Page - Modeling of Horns and Enclosures for Loudspeakers
  GEO - Home of the Guitar Effects FAQ and the Tube Amp FAQ
  Glasscase Amplifiers - Italian Tube Amplifier Kits
  Glenn Badderley's Audio and Hi-Fi Home Page
  Gary Kaufman's page - tube amp building and antique amp stuff
  German horn loudspeaker
  GlassWare - Tube audio design software including Free Curves software
  GR Research - DIY Kits
  Group DIY home page - Pro Project links & great info
  Gradds Loudspeaker Stuff - Voigt pipes and other designs
  Guitar amps - Homebrew Project Pages from firebottle.com
  Guru Av Design - Solutions for the consumer and professional electronic industries
  
  Hafler Amps
  Hagerman Technology - DIY Tube Phono Stages and Reverse RIAA Device
  Hand-made vacuum tube amplifiers
  Hans Jürgen Dorn - Tubes and Music / Englisch - German
  Hans Pages! - Lowther Fidelio horns
  Hammer Dynamics Super 12 Fullrange Loudspeaker
  Hammers Home Page Dedicated to DIY Tractrix Horns, Tube Amps, Fieldcoil Loudspeakers
  Harris Techologies Inc. - Authors of BassBox Pro & X-over Pro
  Harry's Homepage - Projects etc, Harald Valeri - Berlin
  Hawk Audio - Audio kits for audiophile amateurs
  HeadBanger Headphone Amp Construction Kit
  Headphone Amp
  Headphone amp and design info - Jørgensen (Den.)
  Headphone amplifiers - Headwize  
  Headphone Box - Input from audio power amplifier
  HeadWize projects
  Heavenly Joy - DIY speaker with integral subwoofer (US) 
  Hedlund Horns made by Hornet
  Hedlund - Original  project
  Hedlund Horn project presented by Vt 52
  Heavenly Joy DIY Speakers
  Heinz Reincke - Welcome to my Analog Audio Web Site
  Herbert Fu - My Wall Horn
  PageHickok Tester Page - history & documentation
  Hi-Fi Corner - Hi-Fi Tips
  HiFi - DIY  Schematics Archive - Scott Crane
  Hi-Fi Heaven DIY
  HIFI John - Home built turntable
  High Power Heatsink - for Class-A and other high power
  Hi-in FideliTy Pages - This site is totally non-commercial and independent - Tweaks etc.
  Hiraga Le Classe A -20W - Lidström
  Hiraga MC -Moving Coil Amplifier - Lidsröm
  Hobbybox- Infos zur Lautsprechermeß-Software
  Hofer Erich - Höfi's Audio page - Nice DIY Stuff - 300 SE Tube...
  Holger Stein HiFi Systems - Tube Amps, DIY Stuff and Horn building Tips, German Site
  HOME-CINEMA ET DIY - French home cinema site with DIY stuff (in french)
  HomeGrown Audio Products
  Homemade DIY bookshelf speakers - DIY project 
 
Hong Kong Tube Audio Club - Audio Information Platform
  Horns and Enclosures for Loudspeakers
  Horn Folds Page
  Horn Loudspeakers (& Other Audio Stuff) - John Burton's Home Pages
  Horn Loudspeakers: DIY plans, pictures, notes. - Cornu
  Horn Loudspeaker Response Analysis
  Hornlautsprecher.de with lots of plans for Lowther and Fostex
  Horn Page of James Melhuish
  Horn References 1 - References on horn loudspeakers
  Horn References 2 - References on horn loudspeakers
  Hornsimulation with the program AJ-Horn
  Horn Speaker Home Page - Thomas Dunker
  Horn Loudspeaker Response Analysis Program - David J McBean
  Horns 'r more fun - Timo Christ
  HotAudio.Com - Electronic Kits
  How to Clean LP Records and CDs
  How to do Fotocal/Lazertran front panels
  How to Make Electrostatic Loudspeakers
  How to Repair a Woofer - DecWare
  Herbert Fu's - Wallhorn Fostex and Double Bass Reflex Fostex
  Human Speakers & DIY Speaker Repair for EPI and Genesis Physics
  Hunecke Consult - calculate the reverberation time and the frequency response 
  Hybrid amplifier using a 5687 tube and Magnatec PowerMosFets - Wim de Haan  
  
 
  ICELAB - DIY Audio&Electronics Schematics for all Professionals and Ho
  IGA Valves Bilbao - Schematics 
  Integrated Gainclone amplifier - Made in the UK from locally sourced components
  Ionic Loudspeakers - Do it yourselfe projects
  Ishtek's speaker design Java applets for vented box and horns online
  Ivex software - Free demo of their PCB and schematic software bbyists.
 
  JapaneseAudio - ALE Horns & Drivers
  JBL data archive Get sheets for all the good JBL units/components here
  JD Audio Home Page - Jacques Daigneau - Audax KLS6 floor-standing loudspeaker
  JD's Home Theater
  JE Labs - Shop Talk with projects and schematics - Joseph Esmilla
  JPO Speakerbuilding Linklist
  Jade Products DIY battery chargers for portable DAT that do a 100% charge
  James Melhuish - DIY Audio, single drive speakers
  Jannes homepage - DIY Tube Amplifier
  Japan Audio Tubes
  Jensen Imperial horn drawings
  Jensen Transformers Application Notes and Schematics - Circuit examples with transformers
  Jens Moller's Online Bandpass Calculator & Speaker Wiring/Loading Examples
  Jens Moller's Online Cross-Over Network Air Core Inductor Calculator
  Jeremy Epstein's DIY Audio page
  Jericho Horn - Using Lowther PM4A drivers
  Jericho Horn Speakers - Ulrich Haumanm
  Jerry Cork's Speaker Building Page
  JimCom Tube Page - Japanese Schematics
  Johannes Chiu's DIY Homepage
  John K's DIY Speaker Page - by John K useful articles on DIY The LS3/5a clone           
  John Pomann's Web Pages - Reading and Hands-on audio stuff
  John Rutter's TQWT spreadsheet for calculating enclosure size
  John Sheerin -  Audio DIY page
  Jogi's Röhrenbude - Röhrenradios und mehr
  Jon Risch's Web Page
  Jon T. Gale's Site
  Jordan - Speakers based on Jordan units (UK)
  Joseph Esmilla - Lots and lots of cool DIY stuff
  Joy of Speaker Building by Mika & Max Tucker- DIY speaker project
  Jukebox Needles and Parts - A resource for anyone looking to restore a jukebox
  Julius Urban - Devoted to vacuum tubes and related projects
  Junji Kouchi - a plainly woven presentation of tube amplifiers (Jap.)
  Jürgen Heinzerling
   
  Katsu - My basic ideas of Hi-Fi Audio (Jap.)
  Kbapps Online - Speaker Enclosure Calculators & DIY speaker information
  Kai's Sound Book - Introduction to sound system
  Kapellmeister folded pipe loudspeaker
  Karimero's Speaker page - Full-range links
  Kaz Kobayashi - tube amplifier project
  Kazuhiro Kahoh - D.I.Y audio equipments
  Kazuto Kobayashi  - Mr.Sakuma's Audio Amprifier and LOWTER loudspeakers
  Kazuma Oguri - Western electric 205D single power amplifire
  KB Acoustics - Demo of VisualEars, designed to model room effects
  Karlson speaker project - Broadband-resonator
  Kennedy Tube Audio - Interesting tube projects
  Kenzpage - From scratch amlifier projects
  Kimura's Room - Japanese DIY Tube Amplifiers
  Kent Jensen`s DIY - A really high-tech 10 Watt single-ended class A amplifier
  Kitrus.com - electonic kits
  Klaus Schiffer´s Homepage - L'audiophile Le Petit,  Valve amplifiers and information
  Klipsch Horn Speakers - by Mark Winquist
  Klipsch La Scala Plans
  Klipsch Page   Plans for Klipsch Corner Horn
  Knowledge Hound - Audio & Home Theater Projects, Tips  
  Kooky Kyle's HomePage - analysis on the subject of speaker building
  Kraftaggregatet och litet om deras egenskaper - Rickard Ekström (Swe.)
  Krypton - Japanese Tube Amplifier Kits
  KTA/KSA High End Tube Audio - Valve amplifier projects
  Kumisa III headphone amplifier - By Benny Peter Jørgensen
  Kunio - Japanese DIY Tube Amplifiers
  Kurt Strain's page - 45 amp, 845 amp, and more
  LT DAC No. 3 -  Jukka Tolonen
  LaFolia Magnetostatic Loudspeaker Collective Project 
  Lambda Acoustics - cool speaker drivers
  Lansing Heritage Website
  L'audiophile Le Petit
- Fostex FE 103 Sigma
  Lautsprecher, Elektronik, Car Hifi
  Lautsprecherbau Strassacker - Lautsprecherselbstbau
  Lautsprecher & Elektronikversand - Alles für Einsteiger und Spezialisten
  Lautsprecherkonstruktions-/messtools
  Lawyer phono amplifier - a rather complicated way to reproduce LP
  LDSG
  Leach SuperAmp Plans
  LECTOR AUDIO - Italian Audio Kits
  Leda Resouces - DIY stuff from Singapore. Sp. enclosures, parts, OEM manufacturing, Links.
  Lee Jaehong -   6C33C OTL, Schematic, DIY Tube Amplifier
  Lex Mann's Theater
  LH-musik - Parts, Sweden
  Lidström Kits etc. Improved ZEN i - class A FET amplifier
  Life-Saver-Sono-Shiva - Patrick Sun
  Line Preamp Project - A nicely written article on linestages
  LINKWITZ LABS
  Linkwitz - Open baffle speaker
  Linsley-Hood - Jim Read (UK) 
  Linsley-Hood class A amp - Steve Massey 
  Literatur zum Lautsprecherbau
  Ljudia Sound Tech - DIY speakers
  Ljudia Sound Tech's Interactive speaker designer
  Loudspeaker Distortion Bibliography - Loudspeaker Theory 
  Loudspeaker Driver Selection Guide
  Loudspeaker History - History at USD  
  LoudSpeaker LAB - a program for loudspeaker builders
  Loudspeaker Protection circuit - Andrea Ciuffoli
  London Live DIY HiFi Circle
  Lowther-america - Official Lowther importer for the US
  Lowther - Anil's PM4A in Jericho horn
  Lowther Cabs - All The ...
  Lowther Club of America
  Lowther Club of Australia
  Lowther Club of Canada  
  Lowther Club of China
  Lowther Club of Holland
  Lowther Club Mediterraneo (Ita.) 
  Lowther Club of Norway - Article on the "All Fun" horn, a smaller "Big Fun"
  Lowther - Fidelio with Lowther PM6A (in Dutch)
  Lowther - Repairing an old Lowther drivern - in Japanese
  Lowther spec. at Audio Technik  - in german
  Lowthers DX3 on open baffle