Technology timeline

150-100 BC– abacus, the slide rule, the astrolabe and the Antikythera mechanism

10–70 AD– The Hero of Alexandria He built a mechanical theater which performed a play lasting 10 minutes and was operated by a complex system of ropes and drums

1206 AD– astronomical clock invented by Al-Jazari , first known programmable analog computer

1623 AD-Wilhelm Schickard made a mechanical calculator

1930s-they invented digital computers

1801 – Joseph Marie Jacquard used punched paper cardsto tell his textile loom what kind of pattern to weave. This means the loom was programmable.

May 1941- Zuse Z3 invented, electro mechanical device

1950’s- computers were built out of mostly vacuum tubes

2008- the category of smartphones are included in the numbers of computers in the world

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