ASI Home Page
Advanced Semiconductor, Inc., manufactures RF power transistors and microwave diodes, replacing transistors from Motorola, Philips, and SGS Thomson, and others, and microwave diodes from HP, M/A-COM, Alpha, and others.
http://www.advancedsemiconductor.com/
Horowitz Group Home Page
Science, Technology, Electronics, Reference - Horowitz Group. This is the home page of the Horowitz and Hill The Art of Electronics people.
http://seti.harvard.edu/
Electronics Manufacturers
Science, Technology, Electronics, Reference - Electronics Manufacturers. A tremendously long link list of Electronics companies, semiconductors, chips, discretes, passives and actice componenets are listed.
http://www.electronics-oems.com/
DIGITALFILTER.COM - Online Design Center
Science, Technology, Electronics, Reference - DigitalFilter.com. Several java applets for designing and analysing digital and analogue filters.
http://www.digitalfilter.com/
DesignNotes.com, Inc.
Science, Technology, Electronics, Reference - Design Notes. Design engineering information and resource site for engineers, students and hobbyists.
http://www.designnotes.com/