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Lee was born in 1945 in Philadelphia, Pennsylvania.
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Lee graduated in from Berkeley with a degree in electrical engineering and computer science.
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With the help of Efrem Lipkin, Mark Szpakowski and others, Lee developed the Community Memory Project using a Scientific Data Systems SDS-940 mainframe computer. He developed a public bulletin board system that was installed at Berkeley.
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After the Community Memory Project, Lee created a most cost efficient and less expensive version. This then lead to the Pennywhistle Modem which became widely popular for early personal computer users.
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Felsenstein was one of the first members of the Homebrew Computer Club, which was an early computer hobbyist group to share ideas. Steve Jobs was also a member of this group where he then created the first prototype for the Apple-1in 1776.
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Lee then became a design consultant for the premature Processor Technology Corporation. Here he developed systems for use with the Altair 8800.
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Lee, Gordon French, and Bob Marsh developed the SOL-20 computer. They sold more than 10,000 between 1977 and 1979.
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Lee and Adam Osborne founded Osborne Computer Corporation in 1980 where they designed the companies first portable computer. It was inspired by the NoteTaker computer and came with software worth $1,795. They sold 125,000 units in 1982.
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Later on, Lee founded the Free Speech Movement Archives.
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Lee was a member of the Research Staff, Interval Research Corp., in Palo Alto, California.
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During his time researching at Interval Research Corp. he participated in the creation of: portable multi-channel data logger, 2D pattered game board, real-time video processing system, breath-sensitive 2D sensor, "Pocket Watch" video display for wearable camcorders, and many others. The research was closed by Paul Allen in April 2000.
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Lee then became the president of Golemics, Inc. where he designed and built and image capturing system that utilized electrostatic pickup. He also wrote a complex machine-language program for the PIC_based controller.
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Lee was Senior Electrical Engineer at Pemstar Pacific Consultants in San Jose, California. Later on in 2005 he was laid off for his lack of work.
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Since 2005 until today, Lee works as CTO at Fonly LLC in Palo Alto, California
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Lee designed, laid out, assembled and fix errors in the electronics for iOS (iPhone/iPad) attachment for AK Associates in Sunnyvale, California.
