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Paul Gottlieb Nipkow proposed and patented the first microelectronic television system. NIpkow's spinning disk design is credited with being the first television image.
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Philo Farnsworth, at 14, had an idea that an electron beam could scan a picture in horizontal lines, reproducing the image almost instantaneously.
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John Logie Baird demonstrated a mechanically-scanned analougue television system by showing a moving picture.
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The first long distance public television broadcast was from Washington, DC to New York City. The image shown was of then Commerce Secretary Herbert Hoover.
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The earliest television sets were radios with the addition of a television consisting of a neon tube with a mechanically spinning disk that produced a read postage size stamp image. The first publicly broadcast electronic service was in Germany. It had 180 lines of resolution and was only available in 22 public viewing rooms.
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The quality is better. Screens are bigger. There are more channels. You can even connect other devices to your television and show things through it.
