If you would like to exchange links or report a broken link, please email me.

Graham Maynard's GEM Amplifier Web Site
Audio Amplifier and Test Equipment Multi Language
Class A amplifier design
Per Anders Hi Fi Circuits


Try John Adams site for a good introduction
Electronic Circuits for Beginners Zaakid Mata's blogspot
Learning Electronics


UK Component Suppliers
Bardwells
CFR Products Nice range of LED's...
Bobs Bitbox good choice of components and tools
Bowood Electronics Has an easy to use online component index
Electrovalue Another good choice for components
ESR Electronics Good choice of quality components
Harrison Electronics Friendly service and a good choice of components
Jabdog Stockists of many parts including RF and wound components
Maplin Electronics The UK's leading source for components Tel. 01702 552191
RSH Electronics Good choice of components and respectable delivery charges in UK.

Scandinavia
Elfa This Swedish company can supply CMOS 4026 and has a multi-lingual web site!

United States
4 Star Electronics Obsolete Semiconductors and Electronic Component Supplier.
Digikey
DIP Micro Electronics
Electronix Express U.S. Component supplier
Mouser Electronics
Raychem Circuit Protection
Circuit Protection & Resettable Fuses
Wholesale Electronics

Far East
Kitsrus Kits and parts from Hong Kong
Elecsound Electronics Component Manufacturer from China

Digchip.com This site contains information on many components
Free Datasheets An extensive collection of free datasheets

Circuit Archive Circuits in the University of Washington Archive
Circuit Diagram A website for hobbyists, students and and anyone with interest in Electronics
Circuit-Diagrams.com Đorđe Mijailović site (English)
Circuit Hut Circuit Hut is an online magazine. It contains interesting projects to build, tutorials and articles.
Circuits Online Sorry, Dutch language only
Circuit-Fantasia Circuit Fantasia Interactive multimedia resources on basic analog electronics (Flash Player 6 needed)
Discover Circuits 28k+ Circuits cross referenced into 500+ categories!
Duda Electronica Spanish only
Electronics Circuit Electronic circuit and Schematics Diagram Resource for Beginner to Advanced
Electronics Club Projects, theory and tutorials
Electronics DIY Schematics, transmitter circuits and tutorials
Electronics Forum
Electronics Lab An Excellent site by Mike Papadimitriou
Electronics Zone Naveen's site has lots of schematics
Electronik.es Manel's electric site (Spanish only)
Electroniq Net A new site with schematics and tutorials in English and Roumanium
Electro-Tech -Online Electronics, electronic circuits, electronic plans, electronic diagrams, electronics forums and more.
ePanorama Tomi Engdahl's web site
Extreme Circuits Izhar Fareed's well presented and lots of projects
FC's Electronic Circuits This site by Forrest Cook has plenty to offer
Free-Circuits.com contains access to over 400 circuits!
Guide Circuits website A large Electronic circuit resource
Handy Dandy Little Circuits Laurier Gendron's site
Magazine Mikro Electronika
Red Rok's Electronic Projects RSM Online Some nice Serial Projects and work in Kicad (Portuguese Only)
Sam's Electronic Circuits Multi Language site
Science Lobby Schematics, Tutorials, Projects and more
Schematic Magazine Nice site with schematics and computer simulation.
Schakelingenonline Schematics online in Dutch.
Talking Electronics
Techlib.net Charles Wenzel's web site
Ted's Electronic and Hobbyist Site
Tomaz Lazar's site
Tony van Roon's Electronic Circuits A fine collection of circuits with neat graphics
Lazar's Power Electronics
Vintage Popular Electronics


Peter Hayles Site Contains a nice Nicad charger utilizing a PIC
Small Home Controller by Peter Addante
Tutorial Microcontroller MCS-51 Family AT89Sxxx Microcontroller Tutorials, Basic, Project, and Electronics Kits Resources for Students, Amateur and Professionals. Best Project with PWM, Keyboard PC, Printer Dot Matrix and etc.

Sir-Kit Electronics Affordable kits for pupils studying Electronics
Quasar Electronics UK based electronic kit supplier
Hobbytron Store Has some very interesting kits for sale
Electronic Kits The name says it all
ElectronicsUSA for kits and gadgets
Apogee Electronic Kits

Everyday Electronics Online Magazine
Charles Wenzel's Hobby Forum

TinyCAD is a totally free drafting program by MattPyne
FreePCB A PCB designer for windows by Allan Wright

Everything PCB The name says it all
FinishLine PDS This company does PCB Layout, and more.
Express PCB A link to their PCB drafting program.
PCB123 This site contains a free PCB program from which the output may be emailed and built directly by PCB123.
PCB Express PCB prototype stencils, motherboards, Printed Circuit boards.
PCB Prototype High quality PCB prototypes and PCB fabrication at very low prices. All boards are manufactured under ISO and UL.
Quantum CAD - PCB design solutionsHigh quality PCB Design Service for all industries, hardware design, EDA Systems, PCB Design Software, Simulation, PCB Design & Software Training.
Veecad an editor for Veroboard and Stripboard

Satcure UK
Satellite Valley Loukianos Angelides satellite site in Greece

Circuit Maker Analogue and digital simulations and more.
TINA A complete electronic lab on your PC
RF Circuit Analysis Program by Bob Stanton
CIRSIM Peter Montgomery's site
Macrosim A digital circuit simulator
AKNM Circuit Magic by Andrey Kononov
SIMetrix Intro a downloadable trial simulator program
PowerEsim Free SMPS design tool and calculator


The Spice Page
The Tina User Forum This site concentrates on the TINA package
Noel Loutre's Spice Page French language only
NL5 Circuit Simulator

G QRP Club Low Power Amateur Radio Club
British DX Club UK based LW,MW,SW and VHF listening club
The Medium Wave Circle UK based MW Radio Club
WWW Listening Guide

Beacon World A site full of useful information
Borina Amaterska Svastara Dr. Borivoje's Site (Non- English)
Harry's Homebrew
Jordan's RF & Microwave site
JF10ZLMr Kazuhiro Sunamura's site has many unique circuits!
LW, MW, SW, and VHF. Free Membership Worldwide.
Millennia II The worlds best tunable amplified preselector for 150kHz to 30 MHz
Official Pirate Radio Transmitter Kits Interesting site featuring Transmitters
Patrick Cambre's site contains transmitters and receivers
Radio Amateur Online
Radio-Electronics.com Ian Poole's personnel web site
RamonVargas.comContains Radio Schematics and Design
RF Circuit Analysis Program by Bob Stanton
Signal Surfer DX Club
SWL HomeBuilder Amateur and Short Wave Radio Electronics Experimenter's Web Site
Tomi Engdahl's Radio Pages


TINA Mailing List
This is Melvin Stevens email based interface for TINA users. Click on the link to subscribe: TINA mailing List
For help or information about his mailing list send an email with the word "help" in the subject line to the following address: tinapro-request@signup.dqbbs.com

Electronics Repair

Science Toys you can make
Science Projects

Teknet Electronics Test Equipment- used and refurbished

Electronic Tutorials Possibly the best tutorial site on the Internet
Electronic Tutorials at Hobby projects.com, a resource for Hobbyist, Engineers, Students, R&D Persons & Consultants, Electronic projects, Circuits, Electronic Tutorials, Microcontroller Based Projects, Diagrams, moving displays, transmitters, receivers, robotic arm, engineering projects, Science Projects, wide range of electronic materials, products and solutions are available here.




If you would like to link to my site, please copy and paste the following text: Circuit Exchange Electronic and radio schematics, design, theory and analysis. You may also use the image on the left to make a graphical link.