# data[].attributes.body
One of the first Simple Demonstration Circuits

Built on kitchen table

Uses telephone rays ( Like Komrad Zeus's Z2 computer)

Proves applying Boolean logic to computers

# data[].attributes.headline
1940- First complex number calculator is complete

# data[].attributes.subject
1940- First complex number calculator is complete

# data[].attributes.body
It is the first calculator to do calculations that worked.

Made by Bell Telephone Laboratories

Designed by George Stibitz

Demonstrated at Dartmouth College

# data[].attributes.body
It is the first Computer for regular computing.

Built at Cambridge University

Uses vacuum tubes for memory

major advance by introducing Submachines

# data[].attributes.body
It had dozens of design innovations and was very advanced for the time.

It had a special version called HARVEST which was given to the US National Security Agency

One of the most successful computers of IBM history

Nine of the computers were sold to major laboratories and scientists

# data[].attributes.body
It was a smaller and better version of the Apollos original computer

The original Apollo computer was as big as seven refrigerators

Was brought down to only 70 pounds

Steered Apollo to the moon surface

# data[].attributes.body
VAX family made a much cheaper mainframe computer than other companies

Over 4 gb of storage ( way more than usual at the time )

Was backward compatible for previous DEC owners

System became new standard for the industry.

# data[].attributes.body
Made by Steve Jobs after he founded a new company

It had 8MB of RAM

Cost $6,500!

It had Many important Innovations and was acquired by apple in 1996

# data[].attributes.body
The ASCI is a advanced strategy computer that was for Military purposes

Was for US Nuclear Arsenal

the fastest supercomputer at the time

Built by IBM

# data[].attributes.body
The apple Iphone is combination of most of the popular computers at the time

First to download apps

Touchscreen ( New at the time)

Built in GPS and many other features