History of Analog

	Revision 3 . . August 20, 2001 6:14 am by Hornlo [link to 'digital']
	Revision 2 . . (edit) June 9, 2001 5:49 am by Janet Davis

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Difference (from prior major revision) (no other diffs)

Added: 3a4,5

See digital for a discussion of digital vs. analog.