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Nipkow Disc
Was invented by Paul Nipkow and was the first working device that could generate electrical signals capable of transmitting a viewable image. The disc itself consisted of a rotating scanning disc spinning in front of a photoelectric cell. -
Iconoscope
Invented by Vladimir Zworykin, the iconocope tube was the first "practical" television camera tube. -
First Public Demonstration
This marked the first demonstration of pictures and sounds on a television. There was a test over both wire and radio circuts. -
Philio Fransworth
Had also successfully demonstrated graphic images using a fully electronic system. (Electronically scanned television images) -
John Logie Baird
In 1925 he had transmitted moving images using a mechanical disc, followed by his successful transmition of television pictures from London to New York in 1928. -
Kinescope
This device was also invented by Zworykin and it offered and improved picture. -
United States TV stations
At this time there were 18 experimental television stations operating. -
World Fairs
David Sarnoff introduced regular TV broadcasting with sight and sound. Regularly scheduled 2-hour NBC broadcasts began, and TV's went on sale the next day. -
WWII
From 1942 on to the 1945 the commercial production of television equipment was banned during the war, the war also interfered with NBC's commercial TV scedule which was canceled. -
Color TV?!
After the war CBS presented a demonstration of their mechanical color system to the FCC. -
Cable TV
John Walson was a man who sold TV's but was having trouble moving them, so he ran a wire from a tower he built to his store. By June he had 727 subscribers to Community Antenna TV (CATV). This was the birth of cable television. -
Color TV perfected
First CBS presented color TV using a spinning mechanical color wheel that in the same year David Sarnoff perfected the electronic color television. -
Cost-to-Cost
AT&T completed their national cable and relay network the wired the entire U.S. (Coaxial Cable and Microwave relay network). -
VHS
The Videocassette recorders brought with it a new way to experience TV. It gave the audience the ability to to rewind and fast forward and record content. One of the leading sellers of VHS players was SONY. -
DVD
The invention of the Digital Video Disc came along and became more popular and efficient then the VHS player. -
DVR
Digital Video Recorder gave the viewers even more control over content, allowing them to rewind, fastforward, and even pause programs that are being watched, as well as, record, all without losing the show.
