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Founded in a garage in CA by David Packard and Bill Hewlett in 1939

HP 200A Audio Oscillator was their first product and used as test equipment by engineers

Disney used the 200B model for the movie “Fantasia”

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Built in Germany in isolation from other developments

Used 2,300 relays

Performed floating point binary arithmetic

22 bit word length

Used for aerodynamic calculations

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Digital drum-based differential analyzer

Useful for mathematical calculations used by scientists and engineers

53 vacuum tubes and hundreds of germanium diodes

Magnetic drum for memory

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Replaces vacuum tubes with transistors

More than 12,000 were manufactured

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32 KB memory

Sold for $8,000

This line of computers influenced systems like Xerox Alto and Apple 1

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64 KB  of RAM

Sells for $595

Impressive graphics

2006 Guinness Book of World Records recognized C64 as the greatest selling computer of all time

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introduced several advances that made programs run faster

Could execute several instructions at the same time

Support for graphics and music

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First digital phone with integrated camera

Camera’s maximum resolution was 0.11 megapixels

256-color display

Photos could be wirelessly shared

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9 inch screen

Many capabilities of the iPhone but without the phone

Hi-definition camera

Access to iTunes store

A/V capabilities

Very popular thanks to all the apps, games and accessories