Application Notes and Data Sheets
4000B Series CMOS Functional Diagrams, 555 Timer, Agilent (Formerly HP), All Application Notes, Analog Devices, Inc., Application Notes, Application Notes, Application Notes, Application Notes, Application Notes
BASIC Stamp
AWC Electronics, BASIC Stamp, Basic Stamp 2, Basic Stamp Microcontroller Projects, Eric's PIC Page, HVW Technologies Inc., Instructions for Microcontroller Beginner Kit, LOSA, OOPIC, Parallax, Inc.
Chip Directory
ATM + DSL Chips and Modems, Chip Directory, DSL Chips and Modems, Electronic Engineers Master/EEM, Integrated Circuit Identification, Manufacturers' logos, The Giant Internet IC Masturbator (GIICM)
Circuit Archives
555 Timer Tutorials, Analoghome.com, Bowden's Hobby Circuits, Circuit Cellar, Circuit Cellar Archive, Circuit Exchange International, Circuits Archive, Closed caption Decoder, Computer Circuits 200 A, Computer Circuits 200 B
Obsolete Component Sources
Broker1 KCS BV, Circuit Solutions Inc, Cross Components, inc., Dmac International, Electronic Material Industries, Inc., Electronic Obsolete, Electronics Surplus Instruments and R and D Electr, Rochester Electronics Inc
Receiver and Antenna Theory
Altair's Natural Radio Projects, Electronic Projects and Electronics Tutorials, Harry's Homebrew, How does a RF receiver work ?, How Radio Works, Octaloop Antenna, Receiving Loop Theory - N4YWK
Semiconductors
Semiconductor Cross Reference, Bart's Book on Semiconductors, BOIN's Semiconductor Linkpage, Compound Semiconductors Online, Electronic manufacturers list, Electronics Resource Center, For The Love of LEDs, ITRS Public Home Page, Javascript Transistor Simulator, LED FAQ, Physics Encyclopedia: Solid State Physics and Semi
Theory and Math
555 Timer, 555 Timer and Tutorial, A Collection of Smith Chart Resources, AC Electricity and Electronics, Active filter design:, Analog Circuit Information, Basic Electronics, Basic Physics, Magnetism and Inductors, Basics Of Microstrip Lines, BOWest Pty Ltd
Theory of Measurements
How to use a O'Scope, Oscilloscope, Principles of Testing Electronic Systems, Testing, The Oscilloscope, XYZ's of Analog and Digital Oscilloscopes
Vacuum Tubes
Tube Data Sheets, Åke's Tube data, Cathode Corner, Clocks with Nixietubes, Dr. Tube, Duncan's Amp Pages, Eimac's, Frank Philipse, Frank's Electron tube Pages, Glowbugs, Heathkit Links
Wire Tables
American Wire Gauge, AWG conversion table, AWG Table, AWG Wire Table, AWG Wire Table, English weights and measures:, HwB: AWG Table, Miniature Wires and Cables, MWS Wire Industries, NEC Rules Concerning Voltage Drop
1937 Frank C. Jones Radio Handbook
Excerpts from "Radio Telephony for Amateurs", "Vacuum Tubes in Wireless Communication", "Radio Handbook" and "ARRL How to Become a Radio Amateur".
40W No Tune FM Broadcast
Power Amplifier Design.
Agilent Semiconductor Products
A source for semiconductor information, including basics, applications, technical data sheets. Registration required for full use.
Allied Electronics Data Book
A near complete reproduction of the famous Allied Book.
Amidon Associates Product Catalog
Electrical and Physical Specifications of Amidon Powdered Iron and Ferrite components. A nice section on how to wind transformers.
Analog Panel Meter
These guys still make and sale analog panel meters including triple phase, four wire wattmeter, varmeter, and dc ammeter shunt and ac ammeter.
Antenna Scatterers Analysis Program
Free general purpose thin-wire antenna analysis software program for antenna design, modeling, and/or analysis.
Applied Radio Labs
A lot of information, technical articles and files on phase lock loops (PLL).
Articles from Antennae X
Articles outside the subscription barrier, mostly about RF and Antennaes
Avtech Applications Information
Pulse generators, laser diode drivers, function generators, amplifiers. Some advice on building and using very fast pulses.
Butterworth Low-Pass Filter
Design of a 5th order Butterworth LP filter using Sallen-Key circuit design.
Conformity Magazine
Electrical engineering trade magazine with information on EMC design, a series of articles on Maxwells Equations, and an archive of past articles.
Design Flow Chart
Step-by-Step design process from start to finish.
Design Notes
Design engineering information and resource site for engineers, students and hobbyists.
Design, Analysis and Circuit Theory
Basic DC analysis, analogue coupling circuits, antenna theory, boolean algebra, BJT configurations, basic DC theory BJT bias, basic AC theory, BJT bias analysis. An extensive array of information.
DigitalFilter.com
Several java applets for designing and analysing digital and analogue filters.
Don Lancaster LAIR
His Tech Musings, Guru's Lair, tutorials, Resource Bin, Blatant Opportunist and Lancaster's ezine columns
Educator's Corner
For any educator or student interested in engineering. Developed by HP and Agilent Technology.
Educators Corner
Electronics reference site for Engineering Educators
Electro Tech
Electronics, electronic circuits, electronic plans, electronic diagrams, and electronics forums.
Electronic components and circuits engineering lib
An excellent link list for the engineer.
Electronic Engineering Times - Asia Online
Asia's resource for daily news, technical papers and application notes on design, test and production engineering.
Electronics 2000
Information for electronics hobbyists and engineers, including technical data, software downloads, online interactive calculators, a beginners guide and links. (Banner Adsand pop-ups)
Electronics Manufacturers
A tremendously long link list of Electronics companies, semiconductors, chips, discretes, passives and actice componenets are listed.
Engresource Electronic Design Engineer Reference
Web resource for electronic engineers, technicians, and hobbyist. Help and information on parts and circuits.
From the Chip Directory
Manufacturers of miscellaneous electronics related components.
FTP and HTTP server
An amazing number of servers from various chip and discrete makers.
GE Power Management
The art and Science of protective relaying. A complete on line text book. Excellent resource, and accurate too.
High Frequency Electronics
A very good on line and paper journal devoted to the subject of RF through Microwave technology.
High Voltage
Gas breakdown, Paschen's law, liquid breakdown, transformer oil breakdown, water breakdown and solid dielectric properties; charts, values, calculations and formulas.
Home Electrical Projects Made Easy
A how-to web site on home electrical wiring projects.
Horowitz Group
This is the home page of the Horowitz and Hill "The Art of Electronics" people.
HwB: The Hardware Book
Provides circuits, pinouts, cable/adapter descriptions, wire tables, circuits, news, links, and technical information.
IEEE 1284 Introduction
This page serves as an executive summary of the 1284 standard. The PC parallel port standard, extensive and complete.
Input/Data Acquisition System Design for Human Com
A very good tutorial on the theory and design of various types of sensors for Man-Machine interface.
Intel MCS51 Microcontrollers
Intel's 8-bit CHMOS 8051 development site. Loads of information.
Introduction to Thermoelectrics
Explore some of the basic concepts behind thermoelectric technology. Includes FAQ, history, design calculations and system assembly.
KM's site
Facts and information about the PC and all its variants. Electronics, circuits and software. A varied collection of information and facts.
Learn Electronics Tutorials and Information Pages
Electronics help, electronics lessons, an electronics glossary, acronym index and resources for electronics students, technicians, and enthusiasts.
Lessons In Electric Circuits
A six-volume set of free downloadable books covering many aspects of electricity and electronics. Suitable for 2-year college use.
Magnet web
Directory of magnet suppliers, design of permanent magnets, technical documents related to magnetic fields.
MAGNETICS Digital Library
Technical assistance to solve almost any magnetic material challenge.
Manufacturers of Support Components
A long list of manufacturers of various types of electronics components. Manufacturers will sell in small quantities to experimenters. The list is compiled by Maxim.
Marc's Technical Pages
Features electronic ideas, circuits, and hints including radio, antennae, and articles.
Material Properties
a useful table for calculations about electrical properties of various materials.
Microwaves and RF Magazine
Articles and technical information about higher frequency RF.
Mil Spec Documents and Drawings.
Index of all (or nearly all) DSCC Mil Specs and Drawings.
Monitor data for PC and MAC
Links to various manufacturers, data sheets and pinouts of Monitors that work on PC's and MAC's.
Parallel Port Standard Information
A detailed technical introduction to the parallel port.
PCB Systems
Technical publications articles about laypout and analysis of the physical, practical side of RF PCB design.
PlanetEE Portal
Ideas for design, education, careers, events, Bob Pease, discussion forums, products, literature. One of the most comprehensive EE sites on the web. Registration requred, but well worth it, if you want to learn electronics.
Prototyping Circuits
All sorts of information about prototyping electronics circuits, hints kinks and tutorial are included.
Publications
Some publications from Avtech, subjects range from VCR monostables to HV stepped recovery diodes.
RADAR Handbook
Equations, data, EW stuff, theory and information. An extensive source of all types of information.
Radar problems and tutorials
This site contains an "ebook" providing real world radar problems with hints and solutions.
RadioRegs.com
Information regarding European radio and telecommunications equipment regulations, including what designers need to know when designing radio equipment
RF Avenue Wireless Resources Directory
http://www.newwaveinstruments.com/resources/rf_microwave_resources/digital_wireless_communication_di
A collection of RF and microwave resources for wireless communication engineers. Includes tutorials, theory, design aids, circuit diagrams and products.
Rob's Electronics Site
Site dedicated to getting around the security bit of PAL/ GAL devices used in proprietary industrial electronics circuit boards.
Rohde and Schwarz News Magazine
Information about new products and technologies in the fields of mobile radio, broadcasting and test and measurements.
Scotts Guide to Electronics
An elementary guide to Electronics, a very good introduction to the subject.
Sensor Magazine
Design tips, product news, technical articles on all types of electronic sensors.
Sensors
Designers and manufacturers. Some very interesting sites here.
Sockets and Connectors
Manufacturers of connectors, sockets and emulation adapters.
Spread Spectrum Magazine
Technical reference section. Mostly RF technical articles.
Surplus sites
A very large link list of surplus electronics sites very extensive.
Technical Library
Information for the electronics experimenter from Wenzel Associates.
TechOnLine.com
An online electronics university. Take short and informative online courses in Electronics. Short and practical courses.
Telephone interfacing circuits
All about telephones, circuits, theory, tips and tricks for interfacing.
The Hard Ware Book
The original Hard Ware Book project, cables and connector descriptions and sample circuits.
The RF CAFE
An extensive collection of links to various application notes for different RF Vendors. A large number of links to , RF equations, technical data sheets, math notes, design ideas and useful RF design information.
USB 2.0 Documentation
The original and all subsequent specifications including errata sheets and class documents.