PHYS345 PHYS345 Class 13

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Quote of the Day -- Question of the Day

Digital Signals

Analog vs. Digital
Slideshow: Digitization of analog signal

Being Digital: Binary Counting
    "Relearning" to count in preparation for study of digital electronics
        1 + 11 = 100 ?
    Review of Decimal Scheme
    Introduction to Binary Counting
    Addition of Binary Numbers

    Concept Check: Binary Counting

Digital Displays
    Seven segment display
    Sixteen segment display
    5 by 8 display -- A-Z

Hexadecimal Numbers
    Addition of Hex Numbers

SCEN103: Binary/Hex/Decimal Convertor
ASCII table
Sound and Its Digitization
How Do CDs and DVDs Work?

Other Online Resources
    Data Powers of Ten
    How Bytes and Bits Work from How Stuff Works
    Numbers and Number Systems from Psion Organizer II
    Base Converter and Multiplication Tables from Cut the Knot!
    Another Base Convertor

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Last updated October 12, 1999.
Copyright George Watson, Univ. of Delaware, 1999.