Television
Videos
Television is a telecommunication medium for transmitting moving images and sound. Additionally, the term can refer to a physical television set rather than the medium of transmission. Television is a
Flat-screen television receivers on display for sale at a consumer electronics store in May 2008
Ferdinand Braun
Vladimir Zworykin demonstrates electronic television (1929).
Manfred von Ardenne in 1933
Analog television
Videos
Analog television is the original television technology that uses analog signals to transmit video and audio. In an analog television broadcast, brightness, color, and sound are represented by the amp
Early monochrome analog receiver with large dials for volume control and channel selection, and smaller ones for fine-tuning, brightness, contrast, and horizontal and vertical hold adjustments
Close up image of analog color screen
A waterfall display showing a 20 ms long interlaced PAL frame with high FFT resolution
Portion of a PAL video signal. From left to right: end of a video scan line, front porch, horizontal sync pulse, back porch with color burst, and beginning of next line