Freebyte's Guide to...
Electronics Online

Copyright ©  1995-2008 Freebyte.com. All rights reserved.

 
TreePad X Enterprise
384 Gigabyte Personal Information Manager and Word Processor.
Intuitive and versatile, including Website Generator, spellchecker, thesaurus, attachments, search engine, recycle bin, and much more!
Click here to get the free evaluation version.
 
Contents
Free PCB Design Tools
Free Circuit Design/Simulation Tools
Free Electronic Circuits
Vacuum Tubes
Connector and Pinout reference
Electronics parts
Datasheets
Digital Signal Processing
Microprocessors and Embedded Systems
Robotics
Electronics Tutorials
Electronics News
Free Electronics Resources
Related Freebyte Pages
Information wanted!
About this page
 
The Freebyte menu is not visible?
Then use these links instead:
Home | Site Map | Search
 
Free PCB Design Tools
FreePCBFreeware open-source printed circuit board layout editor for Windows.
PCBAn interactive printed circuit board editor for Unix/X11. It includes a rats nest feature, auto-router, trace optimizer, design rule checking, and can provide RS-274-X (Gerber), NC drill, and centroid data (X-Y data) output for use in the board fabrication and assembly process.
PCB ArtistA free schematic capture and PCB Layout program for Windows.
 
Free Circuit Design/Simulation Tools
OrCAD DemoFree OrCAD Demo program, which includes demo versions of: OrCAD Capture CIS, PSpice A/D, OrCAD Layout, and SPECCTRA for OrCAD. The limitations of this demo are in the size and complexity of the design.
Solve ElecFreeware program for MAC and Windows to draw and analyze electrical circuits.
TinyCADFreeware open-source program for drawing circuits running on Windows. It includes drawing libraries, a SPICE template engine and can export to PCB design programs.
XCircuitOpen-source circuit-design program for Unix/X11.
 
Free Electronic Circuits
Bowden's Hobby CircuitsOver 100 circuit diagrams, links to related sites, commercial kits and projects, newsgroups and educational areas.
CXICXI stands for "Circuit Exchange International". CXI contains ten categories of schematics, a unified circuit analysis, design and theory page, and also a practical electronic section.
delabsFree Electronics Circuits Archive with some Technical Documents
Discover CircuitsA collection of 11,000+ electronic circuits or electronic schematics cross-referenced into 500+ categories to find quick solutions for electronic design problems.
Electronic SurveillanceFree schematics for electronics surveillance and intelligence, free RTF (video/audio) wireless transmitter circuits.
Electronics and Radio TodayFree information, articles, and projects for the radio and/or electronics hobbyist.
Electronics LabFree electronics circuits with full description, diagrams and PCB, electronics articles, links, downloads, electronic community.
Electronics Project DesignPractical electronics project schematics, parts list, component descriptions, product testing and other references for electronics hobbyist and electronics designer.
FC's Electronic CircuitsFree Circuit Archive
Homo ludens electronicusFree electronics projects including schematics.
Laurier's Handy Dandy
Little Circuits
Free circuits and projects complete with instructions and schematics by Laurier Gendron.
Sam Electronic CircuitsFree schematics of electronic circuits for the hobbyist. The site is in Greek and English.
Synthesizer DIY pagesFree electronics cicruits for analog synthesizers, such as: VCO's, VCA's, filters, a noice generator, ADSR envelope generators, etc.
Techlib.comRecommended! Free electronics circuits organized by category, hobby ideas, science, reference, etc.
 
Vacuum Tubes
Frank's electron Tube
Data sheets
Vacuum tubes datasheets.
Vacuum Tube AmplifiersTutorial on how do tube amplifiers work.
Hand-Made Vacuum TubesClaude Paillard constructs his own vacuum tubes by hand. The site is in french but it contains a lot of photo's and a 17-minute video where you can see him constructing a Vacuum tube from scratch.
Space Charge Tubes12-V vacuum tubes and related projects.
Steve's Tube PagesSchematics, datasheets and other tube-related information.
The Supereheterodyne
receiver
A beginner's guide to the superheterodyne principle using Vacuum Tubes.
A follow-up article on this subject can be found here: Receiver Technology.
Vacuum tube
biasing methods
Tutorial which describes the most common methods of obtaining negative bias voltages in vaccum tube circuits. See also the introductory article What's inside Vacuum tubes.
 
Connector and Pinout reference
ChipdirNumerically and functionally ordered chip lists, chip pinouts and lists of manufacturers, electronics books, CDROM's, magazines and links.
The Hardware BookFree collection of connector pinouts and cable descriptions.
 
Electronics parts
4 Star ElectronicsSupplier of obsolete electronics components.
Digi-KeyOnline shop for electronics parts. USA-based.
electronics-eomA large index of electronics manufacturers on the Net, ordered by category or alphabetically.
Electrospec Obsolete
Electronic Parts
Supplier of discontinued end of life electronic parts
FindChips.comSearch engine, which searches the inventory of over 20 distributors for all types of electronics, including passives, connectors, optoelectronics, chips, and more.
Segor-electronicsOnline shop for electronics components in Germany.
The Electronics Source BookSearch engine for finding electronics components, manufacturers and distributors.
 
Datasheets
chipXref.comDatasheets search, datasheets ordered by category, parts comparations, etc.
Datasheet CatalogLarge directory of datasheets.
DataSheet4u.comA free electronic engineering search engine and directory that enables you to locate product datasheets from hundreds of electronic component manufacturers worldwide.
DatasheetArchive.comSearch engine containing 2.3 million datasheets.
Datasheetpro.comA free data sheet search engine containing millions of specs on electronic and semiconductor components from all major manufacturers around the world.
DigChip.comParts, datasheets, cross reference, obsolete and new circuits, search engine, documentation.
 
TreePad X Enterprise
384 Gigabyte Personal Information Manager and Word Processor.
Intuitive and versatile, including Website Generator, spellchecker, thesaurus, attachments, search engine, recycle bin, and much more!
Click here to get the free evaluation version.
 
Digital Signal Processing
dspGuruOnline reference information, tutorials for beginners, tips and insights of interest to intermediate and advanced DSPers, DSP-related links, open source software for use in Digital Signal Processing.
 
Microprocessors and Embedded Systems
PropellerLow-cost, high-performance processor containing eight (32-bit, 80 Mhz) processors, 32Kb Rom and 32Kb Ram on one chip which allows for real simultaneous multi-processing. The Propeller chip can be programmed in both the high-level language 'Spin', and assembly.
Various low-cost evaluation kits are available for around $ 100, such as the Propeller Starter Kit.
See also these links and this Wikipedia article.
eg3Information related to embedded systems, fpga's, rtos, etc.
 
Robotics
RobotProgFreeware robot-simulation program for MAC and Windows. First you draw the flowchart, then you run the program and watch one or more robots executing your program.
 
Electronics Tutorials
Educypedia: electronicsLarge directory of links to electronics tutorials, ordered by category.
Electrolytic capacitorsWhat makes those "cans" tick, and how not to make them blow up.
Electronics 2000A beginners guide to project building, technical data, interactive formulae calculators, software downloads, links to other sites and more.
Electronics TutorialsOver 120 free individual electronics tutorials covering a very wide range of electronics.
ikalogic Projects
and tutorials
Electronics and Robotics projects and tutorials. They are all explained clearly with pictures and schematics.
Radio-Electronics.comFree information, articles, tutorials and data for the radio and electronics industries about all aspects of radio and electronics.
The Basic Soldering GuideHelps beginners and novices to obtain effective results when soldering electronic components.
Tuned circuitsWhat makes those "cans" tick, and how not to make them blow up.
 
Electronics News
EE Times Online
Electronic news
Microcontroller.com
RF Globalnet
Semiconductor International
Webzine

 
Free Electronics Resources
DigiBarnThe DigiBarn Computer Museum
Electronic Symbols
True Type Font
A freeware TrueType font containing electronic symbols which you can use in a word processor or graphics program.
Electronics HobbyistArticles, tutorials, links, etc.
ePanorama.netUseful, large electronics portal and reference site.
FreePatentsOnline.comFree, fast and easy-to-use access to millions of patents and patent applications, including a patent search engine, an ever-expanding data collection.
Leroy's Engineering
Web Site
An Indexed listing of Electronic Engineering Web Sites of Component and OEM Equipment Manufactures: Analog and Digital Integrated Circuits [ICs]; Memory, Processor and Programmable Logic IC's, Bus Interface IC's, Passive, and Mechanical components; Resistors, Capacitors, Inductors and Sensors, EDA Software vendors, Electrical Engineering Standards and Specifications, On-Line Publications, Computers, Power Supplies, Electronic Enclosures, Chassis, Racks, Backplanes, Mother Boards, and Test Equipment manufacturers. Provides detailed design information regarding Interface, Computer, Cable, Processor and Embedded Buses.
The Hobby Electronics
from Japan
Circuits, tutorials, resources, electronics software, etc.
TKB-4u"The Technical Knowledge Base for You": articles, information and news related to electronics.
US Patent SearchEnter the US patent number and download full issued patents and patent applications for free.
WebEESchematics, tutorials, online calculators, newsgroups, magazines, etc.
 
Related Freebyte Pages
Free Anti-Virus SoftwareFree and non-free anti-virus software, free firewalls, free email protection software, free virus prevention software, tests of anti-virus programs, links to specialized anti-virus sites, information about virus prevention, useful evaluation versions of anti-virus software, etc..
Free Business
and Office Software
Free office suites, word processors, text editors, personal databases, currency converters, accounting software, calculators, document viewers, PDF utilities, etc.
Free CAD softwareFree Mechanical Engineering software for a variety of platforms.
Free ComputersFree used and recycled computers, mostly for schools, non-profit organisations and disadvantaged individuals.
Free eBooksFree ebooks, free eBook authoring tols, free photo albums.
Free File and Disk utilitiesVarious file and disk utilities.
Education On-lineOnline courses, education for kids, online university education, educational resources.
Free Programming ToolsFree programming tools for Windows, Linux, etc. Free C++, C, Delphi, Basic, Assembler, Cobol, Pascal, Java, SQL, Databases; links to free compilers, databases, interpreters, IDE's, installers, components, libraries, languages, helpfile generators and more.
Free Software
created by Freebyte
Free Personal Information Managers, free File and Disk Utilities, free Address Books, free eBook Software and more. All created by Freebyte.com.
Free System and
Administrator utilities
Free process viewers, system analysis tools, network monitoring tools, registry tools, task schedulers.
Freebyte Music Zone Software synthesizers, music sites, midi sequencers, score/notation software, MP3 search engines, midi/MP3/WAV files for download, etc. etc.
Freebyte News CenterThe latest News Headlines; a large collection of news sites: English (USA/UK), German, Spanish, French, Italian, Dutch, Russian, Chinese, Brazilian, Arabic, Scandinavian, weather, sports, science, showbizz, economy, Internet, computer, etc.
Freebyte
Reference Desk
Free online encyclopedias, maps, satellite images, electronics, computing, physics, science, etc.
 
Information wanted!
If you know of any good free and/or interesting Electronics software, directories and other resources, which are not listed here, please let us know!
 
About this page
Last updated on April 30, 2008

Copyright: Freebyte.com
Almere, the Netherlands

If you have any comments about this page,
please mail us here


Copyright ©  1995-2008 Freebyte.com.
All rights reserved.
Freebyte.com is hosted by Godaddy.com