Free Resources
(A)Free Softwares for ECE Students:
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Xilinx webpack
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8051 Integrated Development Environment for Windows(Assembler & Simulator)
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8052 Online Resources
(B)Free Software Websits
(C)Free Online News Papers
(D)GATE Related
(E)Some Good Circuits
(F)Some Project Idea website
(G)Some Other Misc. Useful Links
(H)TUTORIALS
| Error Correcting codes related material | |
| 00 | 555 Timer: 555 Timer Tutorials |
| 8052.com: Online resources for 8052 and compatible MicroController including tutorials, FAQ and code library. | |
| Antenna and Microwave Engineering Tutorials: Collection of teaching pages for general access | |
| All About Circuits: Lessons in electronic circuits | |
| 000 | BASIC Electronics: BASIC Electronics is an online E-book covering subjects from ohms law to logic circuits. Lots of animation and troubleshooting simulations included. |
| BASIC electronic circuits: operational amps | |
| Cable Impendence: Describes what is cable characteristic impendence and how to calculate it. | |
| Capacitors: Capacitors: What are they good for? | |
| Capacitive Sensors, An Introduction | |
| 00 | Circuit Analysis Tutorial: BASIC electrical laws and circuits analysis techniques. |
| Circuit Hut: Excellent list of Electronic Tutorials | |
| Communications: Tutorial Overview of Electronic Communications | |
| Convolutional Coding with Viterbi Decoding: Describes commonly used forward-error-correction algorithms used in wireless communications. Provides a worked-out example and C-language simulation source code for a digital communications link using the algorithms. | |
| DC Circuits Department of Physics, University of Guelph. | |
| Digital Logic: Tutorials Fundamentals of Digital Logic | |
| EMC: Tutorial on Electro-Magnetic Compatibility | |
| ETCAI Products: Sells computer based software for teaching electricity and electronics. The programs are designed to supplement lecture and textbook instruction. | |
| Gerdes System Technology: Describes PIC MicroController projects for motor control, chargers, and maximum power point (MPP) solar applications. | |
| Glencoe/McGraw-Hill: Provides information on the BASIC Skills in Electricity and Electronics Series (Rainbow Series), and links to student and instructor sites. | |
| High-Speed Digital Design: Signal Integrity workshops taught Dr. Howard Johnson | |
| How Does a RF Receiver Work ?: How do radio receivers manage to communicate over huge distances? An explanation of the fundamental mechanism. | |
| How Electronic Devices Work: BASIC introduction to a variety of electronics technology applications targeted for the layperson. | |
| How Memory Works: Describes basic things like addressing, multiplexing and contains troubleshooting guide. | |
| 00 | How Stuff Works: Digital Clock: Informative illustrated guide to how Digital Clocks operate including instructions describing how to build your own. |
| 000 | How Stuff Works: Digital Logic Circuits: Graphical tutorial describes how you can build digital logic circuits using 7400 series TTL gates. |
| 00 | How Stuff Works: How Radio Works: Explains radio operation basics, transmitters, receivers and antennas. |
| 00 | How Stuff Works: Stereo lithography: Describes how to build 3D plastic prototypes almost as easily as printing something on a sheet of paper. |
| How Telephones Work: excellent tutorial describing the functioning of telephones. | |
| 00 | Inductors: Inductors: What are they good for? |
| 00 | Introduction to Power Electronics: University of Technology, Sydney Australia |
| Lessons In Electric Circuits - A free series of textbooks on the subjects of electricity and electronics. | |
| OpAmps: Operational Amplifiers Use & Operation | |
| PIC archive The file you need is PIC84V05.ZIP. The file contains DOS software and programmer schematic that will work with the PIC16C84, PIC16F84 or the newer PIC16F628 | |
| PIC Microcontroller Tutorial A very good introduction to PIC micros that includes 13 tutorial pages to get you started programming PICs. You will also need a programmer to load the finished program (.HEX file) into the PIC. The DOS programmer software and schematic for the programmer can be downloaded from | |
| 000 | PicoTurbine: Renewable Energy: Windmill and Solar Projects |
| Play Hookey BASIC ideas about op-amps, analog circuits, optics, computers and digital logic. | |
| Power Supply Design Tutorial | |
| 00 | Prototyping: Prototyping/Breadboarding Tutorial |
| 000 | Radio Electronics: Information and tutorials about all aspects of radio and related electronics components. |
| 00 | Red Rock Energy Heliostats: High Powered Heliostat Array Concentrating Solar Collectors |
| 000 | RF Domain: Continuing education software for designers and managers involved in RF, microwave and wireless component, subsystem and system engineering. Pricing and contact email address provided. |
| 00 | Resistors: Basics: Resistors |
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A Brief History of Electricity – The Early Years: This is the first part of a set of articles charting the history of electronics from the very beginning to the present day. This article covers the first observations of electrical phenomena to Benjamin Franklin’s famous kite experiment. |
| 00 | Transistors: transistors tutorials |
| 00 | Tutorials for EEs: Mixers, Directional Couplers, Bartlett's Bisection Theorem, Constant Current Sources, Phase-Locked Loop, etc |
| 000 | UK Technology Education Centre: Electronics Education Resources/Tutorials |
| 00 | University of Guelph: DC Circuits Tutorial |
| University of Texas Online Tutorials | |
| VK2TIP Ian Purdie's Tutorials: Electronics Tutorials, Ham Radio, etc. --Large Resource | |
| 00 | Williamson Labs: Offers an extensive range of electronics tutorials online. |
| 00 | XYZ's of Oscilloscopes: Tektronix guide describing how oscilloscope works and how to take simple measurements. |
| Chip Centers - Knowledge Center | |
| Data Sheet Archive This is a free internet archive for electronic component datasheets. Whenever I see a related site I always ask for a link to help keep our free resource going. I am redesigning my site to include a links page and will of course add you to my links. | |
| eg3.com- Dedicated to the embedded systems, dsp, real-time/rtos, board-level computing, etc. industry. Provides links to news, firms, software and trade-show details. | |
| ElectricNet - source for the Power Distribution and Transmission industry | |
| Electronicstalk.com- Based in the UK, the Electronicstalk newsletter brings you the latest new product news for Electronics Engineers direct to your desktop, in a single weekly email | |
| Parallel Port Complete- A collection of files and links to material about the PC's parallel port, including ECP, EPP, bidirectional, and IEEE-1284 modes (and other I/O ports as well | |
| Physlink- physics and astronomy online education reference | |
| Techweb - business technology network | |
| Xtal Set Society - Great resource for constructing crystal set radio receivers. |
CAD Vendors / CAD Software |
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AC Microwave (formerly Jansen Microwave): RF/Microwave Design and Synthesis |
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ACCEL Technologies, Inc.: PCB / MCM Design |
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Accolade Design Automation, Inc.: Simulation-Synthesis-Verification-Test |
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Ansoft: electromagnetic field simulation software |
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Bartels: PCB / MCM Design |
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Bay Technology : RF/Microwave Design and Synthesis |
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Cadence Allegro: PCB / MCM, IC, ASIC, FPGA, Simulation-Synthesis-Verification-Test Design |
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Cadsoft/Eagle PCB: PCB / MCM Design |
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CAM350 : PCB / MCM Design - Testing |
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Capilano Computing: PCB / MCM Design |
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Celoxica: FPGA systhesis tool vendor. Handel-C language compiler. FPGA reference board designs. |
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| Circuity Parts: Circuitry Parts is world’s largest online PCB schematic | |
| CIRSIM : Version 2.5: Available as Shareware or download. | |
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CoDesign : |
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CONTEC Microelectronics U.S.A. : Simulation-Synthesis-Verification-Test |
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Cooper & Chyan Technology : PCB / MCM, C, ASIC, FPGA Design |
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Cosmic C CrossCompiler/Assembler: for the MC68HC12 |
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Douglas CAD/CAM: PCB / MCM Design |
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Eagle PCB [Cadsoft]: PCB / MCM Design |
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Electronic Tools Company : translators |
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Electronics Workbench: Spice Simulation |
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EPIC Design Technology Inc.: IC, ASIC, FPGA Design |
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Epsilon Design Systems: IC, ASIC, FPGA Design |
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| ExpressPCB: free software for schematics and circuit board design. | |
| Expressive Systems: Blending text and graphics for HDL design | |
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GraphiCode: PCB / MCM Design |
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Interactive Image Technologies Ltd.: Electronics Workbench |
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Intergraph Electronics (Veribest): PCB / MCM Design |
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| Island Logix: Circuit simulations and PCB layout | |
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Macrocad: Simulation-Synthesis-Verification-Test |
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National Instruments: Labwindows CVI, LabView |
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Nextwave Design Automation: Simulation-Synthesis-Verification-Test |
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OrCad: PCB / MCM Design |
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| Osprey Electronics | |
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Precedence Inc: Simulation-Synthesis-Verification-Test |
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Router Solutions, Inc. : PCB / MCM Design |
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Savantage, Inc. : Simulation-Synthesis-Verification-Test |
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simtel/electric: Software for electronics |
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SolidWorks: (3D modeling and detailing |
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Synopsys Inc. : Simulation-Synthesis-Verification-Test |
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SynTest Technologies Inc: Simulation-Synthesis-Verification-Test |
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| Tiny CAD: The open-source schematic capture program for Windows |
| Resistor Color Code Converter | |
| Resistor Color Code | |
| Resistor Identification |
Patent Offices |
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| European Patent Office | |
| German Patent and Trademark Office | |
| Japanese Patent Office | |
| U.S. Patent and Trademark Office | |
| Download US Patents (free) |
Websites about Time |
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| A Walk Through Time- presented by NIST (National Institute of Standards and Technology) | |
| Geologic Time Machine - presented by University of California, Berkley | |
| Guide to Time Zones and Calendars- create calendars for any year | |
| History of Modern Time Keeping- collection of article found on the IEEE site |
(I)Dictionaries
| One Look Dictionary Search | |
(J)Open Resources
- Bioline International
- BioMed Central
- HighWire Press
- Indian Academy of Sciences (IAS)
- Indian Journals
- Journal of Digital Information (JoDI)
- Journal of Postgraduate Medicine
- MedIND
- Medknow
- Molecular Diversity Preservation International (MDPI)
- Public Library of Science (PLoS)
- PubMed Central
- Trials
- Directory of Open Access Journals (DOAJ)
- Free Medical Journals
- Open J-Gate
- Etd@IIT Bombay
- Eprint & Etd@IIT
- Etd@IIM Kozhikode
- Eprints@IISc Bangalore
- DU Eprint Archive
- Dspace@dce
- Dspace@nitr
- Dspace@Thapar University
- Indian Institute of Information Technology GNU EPrints (OAI)
- MGU PhD Theses Archive
(K)Free eBooks
- Digital Library of Information Science and Technology (DLIST)
- Ebook4free.net
- Free-Books.org
- Free-ebooks.net
- Project Gutenberg
- Free Fiction Books
(L)Nature Journals
- NATURE Journals including Scientific American
- Cell Research
- EMBO Reports
- Genes and Immunity
- Heredity
- Immunology and Cell Biology
- Journal of Human Genetics
- Nature
- Nature Biotechnology
- Nature Cell Biology
- Nature Chemical Biology
- Nature Chemistry
- Nature Genetics
- Nature Geoscience
- Nature Immunology
- Nature Materials
- Nature Nanotechnology
- Nature Photonics
- Nature Physics
- Nature Protocols
- Nature Structural & Molecular Biology
- Nature Reviews Cancer
- Nature Reviews Drug Discovery
- Nature Reviews Genetics
- Nature Reviews Immunology
- Nature Reviews Microbiology
- Nature Reviews Molecular Cell Biology
- Scientific American
- The Pharmacogenomics Journal
- The EMBO Journal and EMBO reports