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Tag: 40106

555 timers, who needs them?

April 26, 2010 Paul Gardiner General 2 comments

The NE555 timer first appeared in 1971.  Although it is now nearly 40 years old, many exam boards still include it in their specifications.  This seems rather odd in a fast developing subject such as electronics.  With an ever expanding range of new technology and devices to learn about, perhaps it is now time to relegate the 555 to the […]

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