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Electronics
 Websites presented in alphabetical order The Complete Lee de Forest 
 Background about Lee de Forest (1873-1961), "an inventor who changed the world with electronics. His two major inventions were the vacuum tube and sound for motion pictures." Features an illustrated biography featuring a description of his audion (a three element vacuum tube), how he received an honorary Oscar in 1959, and litigation related to his work. From the chair of the Department of Television, Radio, Film and Theatre at San Jose State University. http://www.leedeforest.org/ Topics: Notable People, Technology Last updated Aug 2, 2007 Discover: Technology/Gadgets
Collection of articles about technology developments such as wireless communications, fuel cells, holographic digital storage, robots, jet packs, self-sustaining dog houses, spy devices, imaging, and much more. Archive goes back to 1992. From the website for Discover magazine. http://discovermagazine.com/topics/technology/gadgets Topics: Technology Last updated Aug 5, 2008 Early Office Museum
A delightful illustrated history of office equipment focusing on the 1860s through the 1920s. It includes pencil sharpeners, staplers, typewriters, copiers, check protectors, dictating machines, calculators, mail room equipment, writing instruments, ephemera, and a collection of photographs of offices. The Really Big Stuff!!! link at the top of the Unusual Items page leads to some examples of office equipment promotional sculpture. The store buys and sells old office equipment, parts, and supplies. http://www.officemuseum.com/ Topics: Technology Last updated Dec 27, 2002 Electronics Tutorials
Offers "comprehensive basic electronics tutorials in amplifiers, ham radio, filters, oscillators, power supply, receivers, transmitters, radio design and electronics design." Basic terms are explained in simple language and diagrams illustrate some components. This site has a searchable index. http://www.electronics-tutorials.com Topics: Technology Last updated Oct 30, 2000 Electronics: An Online Guide for Beginners
Step-by-step guide to the concepts, schematic diagrams, basic components, and logic circuits associated with electronic theory. Note: some parts of this site not working. A ThinkQuest site. http://library.thinkquest.org/16497/home/index.html?tqskip1=1 Topics: Technology Last updated May 22, 2005 Foresight Institute
The primary focus of this "nonprofit educational organization formed to help prepare society for anticipated advanced technologies" is "molecular nanotechnology: the coming ability to build materials and products with atomic precision." The site features background information on nanotechnology, a newsletter (back to 1987) and other publications, and a discussion board about nanotechnology. Also includes a list of institute events and related links. Searchable. http://www.foresight.org/ Topics: K-12 Education, Technology Last updated Jan 27, 2004 IEEE History Center
"The IEEE History Center is determined to preserve as source material for the future historians of technology the personal memories of pioneering electrical and computer engineers, the technologists who transformed the world in the 20th century. ... Most of the Center's resources are available on-line at this site." Includes articles, hundreds of oral histories, a bibliography, FAQs, and more. From the Institute of Electrical and Electronics Engineers (IEEE). http://www.ieee.org/web/aboutus/history_center/ Topics: Electrical Energy, Nonfiction by Genre, Science, Technology Last updated Nov 11, 2006 Instructables
This site provides "a step-by-step collaboration system that helps you record and share your projects with a mixture of images, text, ingredient lists, CAD files, and more." Includes instructions for hundreds of projects, many that are technology related (such as making a robot from a computer mouse and building a portable light) and others that are not (such as constructing a marshmallow gun from plastic pipes). From an engineering design and technology innovation company. http://www.instructables.com Topics: Crafts, Technology Last updated Mar 9, 2006 Pocket Calculator Show
"Purpose of Pocket Calculator Show : to collect and celebrate personal memories of all integrated circuit-based consumer products from the electronics revolution of the 1970s and 1980s." There are photographs and commentary on hand calculators, boomboxes, Walkmans, digital watches, and Magical Gadgets (a collection of electronic oddments). An associated weekly radio show is broadcast on U.S. shortwave station WBCQ-The Planet. http://www.pocketcalculatorshow.com/ Topics: Technology Last updated Jul 30, 2002 Polycrystalline Silicon: Technology Overview
Overview about production methods and markets for "polycrystalline silicon, also called poly or polysilicon, [which] is one of the purest materials ever manufactured by mankind," and which is used in semiconductors for computers and in solar fuel cells. Includes market figures for 1990-2004. From Semiconductor Equipment and Materials International (SEMI), an industry organization. http://wps2a.semi.org/wps/portal/_pagr/135/_pa.135/745?dFormat=application/msword&docName=P_003277 Topics: Technology Last updated Sep 5, 2006 Recycling for Charities (RFC)
This nonprofit organization collects old wireless electronic devices (cell phones, PDAs, digital cameras) and ink and toner cartridges for proper disposal. "For every charity phone donation you provide, ... [RFC] donate[s] one dollar to the foundation or cause you select." Includes an overview of activities and a list of dozens of participating charities. http://www.recyclingforcharities.com Topics: Charity & Nonprofit Resources, Environment, Technology Last updated Jul 17, 2006 |
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