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Electronic Circuits Directory - http://www.next.gr/
A collection of electronic schematics and projects, index of tutorials and design software. |
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Circuits Archive - http://www.ee.washington.edu/circuit_archive/
ASCII circuit diagrams, radio, audio and computer related circuits; data sheets. |
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Electronic Design- Ideas for Design - http://www.elecdesign.com/Departments/DepartmentID/2/2.html
A circuit archive from Electronic Design magazine. |
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EDN Archives - http://www.edn.com/archive
Online magazine articles consist of information about circuits, software programs, listings and helpful tips. |
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Synthesizer Home Page - http://seti.harvard.edu/synth/index.html
How to make a very nice and stable frequency synthesizer from Harvard. Includes schematics, block diagrams and parts lists. Very through design. |
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Delabs Electronic Schematic Diagrams - http://www.delabs-circuits.com/
Electronic circuit archive, FAQ, freeware, resources directory. |
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Electronics Zone - http://www.electronic-circuits-diagrams.com/
Electronic circuits, kits, do-it-yourself, circuit diagrams, design and electronics hobby schematics from alarms to test circuits. |
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Building Gadgets - http://buildinggadgets.com/
A collection of electronics projects, circuits, datasheets, and helpful articles from the authors of "Electronics Projects For Dummies". |
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WeMan's Electro Stuff - http://margo.student.utwente.nl/el/
Audio tubes, transistors, analog circuits, transistor amplifiers as well as connector pinouts. |
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Discover Circuits - http://discovercircuits.com/
A collections of categorized and cross-referenced electronic circuits or schematics. |
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FC's Electronic Circuits - http://www.solorb.com/elect/
Circuits on solar power, micro power FM broadcasting, a temperature controlled NICD charger, and more from Forrest Cook; electronics links. |
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Electronics Circuit Search Engine - http://circuitscout.com/
A search engine for electronics circuits. |
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Electronics and Electrical Engineering Resource - http://www.electronics-ee.com
Electronics theory, books, construction projects, tips, and practical advice. |
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Electronics Infoline - http://www.electronicsinfoline.com/
Search engine and categorically organized circuits in a directory. |
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Sam's Schematic Collection - http://repairfaq.ece.drexel.edu/sam/samschem.htm
Includes information about safety, power supplies, Jacobs Ladders, circuits, IR detectors, power oscillators, and schematics. |
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Electronic Circuits - http://www.aaroncake.net/circuits/index.asp
An archive of electronic circuits divided into categories such as power supplies, auto, computer circuits, sound/radio. |
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Electronic Circuits for the Hobbyist - http://www.uoguelph.ca/~antoon/
Electronics projects, schematics, and tutorials: high voltage, radio control, timers, oscillators, RF transmitters, amplifiers and other. |
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CXI Schematics - http://www.zen22142.zen.co.uk/schematics.htm
Schematic index: audio, RF, power, switching and miscellaneous circuits. |
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Electro Tech Electronic Projects - http://www.electro-tech-online.com/
An electronic forum. Includes a collection of small electronic circuits. |
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Interactive Electronic Circuits Analysis - http://www.analyzethat.net/index.php
Interactive electronic and electrical circuit analysis and tutorial site. |
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Techlib.com Electronics - http://www.techlib.com/electronics/index.html
Audio, PC, games, phone, oscillator, power, test equipment, and weather related schematics and information. |
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40W No Tune FM Broadcast - http://www.irational.org/sic/radio/40w-no-tune-amp.html
Power Amplifier Design. |
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Your Electronics Open Source - http://dev.emcelettronica.com/
Electronic projects, firmware, circuit board, reference designs, datasheet, application notes. |
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CircuitsArchive - http://www.circuitsarchive.org/
A Wiki-based archive of electronic circuits for hobbyists. |
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Closed Caption Decoder - http://www.brouhaha.com/~eric/pic/caption.html
A simple closed caption decoder for your TV. Schematic, BOM, theory of operation. |
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Home Brew Spectrum Analyzer - http://www.nitehawk.com/rasmit/sa50.html
How to make a spectrum analyzer with tips and advice on component selection and architecture. A large number of circuit ideas and schematics, with sources and construction tips. |
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Hobby Circuits - http://www.imagineeringezine.com/e-zine/hcircuits.html
A large collection of simple electronic circuits for hobbyists from Imagineering On-line Magazine. |
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Wenzel Associates Technical Library - http://www.wenzel.com/documents/library.html
Time, oscillation and frequency circuits, articles, and tutorials. |
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Sam Electronic Circuits - http://users.otenet.gr/~athsam
Electronic Circuits for the hobbyist, analog, audio and digital, useful circuits with full Greek descriptions , diagrams in Greek and English. |
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CircuitDB - http://www.circuitdb.com/
A searchable database of schematics and electronic circuit designs such as alarms, audio/video, auto, etc. |
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Electroniq.net - http://www.electroniq.net/
Electronic schematics, circuits, projects, tutorials and software for hobbyists. |
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Music Electronics µArchive - http://audible.transient.net/archive/
An archive of tube and transistor amplifiers and information, mostly for music applications. |
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Electronics Lab - http://electronics-lab.com/
Electronic circuits with full description, diagrams and PCB, electronics articles, links and downloads. |
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Electronics Hobbyist - http://www.eskimo.com/~billb/amateur/elehob.html
Projects for beginners, articles on electronics and electrical science, Tesla coils, electrostatic devices, and resource links for the hobbyist and educator. |
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Tomi Engdahl's Electronics Pages - http://www.epanorama.net/circuits/
Electronic circuits and projects designed by Tomi Engdahl. Audio, video, computer, data communication, light effects and controllers, power supplies, and telephone circuits. |
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Bowden's Hobby Circuits - http://www.bowdenshobbycircuits.info/
A collection of electronic circuits for the hobbyist or student, links to related sites, commercial kits and projects, newsgroups and educational areas. |
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Television Schematics - http://schematy.tripod.com/
Television schematics for electronic specialists who repair TV sets. |
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Ronald´s Electronic Project Site - http://www.dos4ever.com/
Fully documented electronic projects, such as stand alone microcontroller circuits and nixie, numitron and decatron clocks. |
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Electronic Info and Schematic Page - http://www.schematicsforfree.com/
Technical references and schematics archive: alarm, audio, auto, etc. |
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Electronic Circuit Diagrams - http://www.circuit-diagrams.com/
Schematics with descriptions and do-it-yourself electronic projects for hobbyists. |
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Free Circuit Diagram - http://freecircuitdiagram.com/
Electronic circuit schematic diagrams collection. |
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The Electronic Peasant - http://www.electronicpeasant.com/
Dedicated to inexpensive Do-It-Yourself music electronics, electronic salvage/recycling, and alternative energy projects. |
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Electronic Diy Schematics - http://electroschematics.com/
Electronic schematics: audio amplifiers, radio transmitters, power supplies, oscillators and antennas. |
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Free Electronics Schematics Diagrams - http://www.schematics.ca
Electronics diagrams: pro music equipment, vintage tube amplifiers and other; chat room. |
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Computer Circuits 200 A - http://learnat.sait.ab.ca/ict/cmph200/
A web-based course on designing and troubleshooting digital systems, primarily microcomputer based. Covers basic digital logic circuits. |
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Tonieletronica Circuits - http://tonieletronica.50webs.com/en/
Schematics, PCBs and description of amplifiers, FM transmitter, power sources, battery charger, and other circuits. |
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Julien Thomas Enterprises - http://www.kielnet.net/home/julien.thomas/
RS-232 protection and connections schemes. For protecting your Mother Board. |
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PIC Based Analog Synth - http://picsynth.000space.com/
Project to build a real analog synthesizer using easy to get components. |
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CoolCircuit - http://www.coolcircuit.com/
Electronic circuits, projects, schematics, and software for hobbyists. |
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Tromop Info - http://www.tromop.eu/cms/
Information on B-7971 smartsockets, nixie tubes, nixie tube clocks, and other electronics. |
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Free electronic circuit diagrams - http://extremecircuits.blogspot.com
Free electronic circuit schematics and projects with description, diagrams, PCB and photos. Electronics articles, tutorials, softwares, datasheets and much more. |
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Electronic Circuit Schematics - http://free-circuit.com/
Free collection of electronic circuits diagrams, schematics and hobby projects. Includes amplifiers, battery chargers, power supplies and other. |
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Circuit Cellar Archive - ftp://ftp.circellar.com/pub/Circuit_Cellar/
Nearly every issue is listed from 1988 to 2001, software code. |
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Publications - http://www.avtechpulse.com/papers/
Some publications from Avtech, subjects range from VCR monostables to HV stepped recovery diodes. |