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2. Large-screen television technology - Wikipedia

   en.wikipedia.org/wiki/Large-screen_television...

   A 140 cm (56 in) DLP rear-projection TV Large-screen television technology (colloquially big-screen TV) developed rapidly in the late 1990s and 2000s.Prior to the development of thin-screen technologies, rear-projection television was standard for larger displays, and jumbotron, a non-projection video display technology, was used at stadiums and concerts.

3. Revolving stage - Wikipedia

   en.wikipedia.org/wiki/Revolving_stage

   Driven from the central core or indirectly from an external hub, these stages take advantage of rotating ring couplers to provide rotating power to the stage deck so there is no twisting of power cords or need to reverse the stage. In many cases the stage is left rotating for days at a time, carrying a load up to an SUV.

4. Mechanical television - Wikipedia

   en.wikipedia.org/wiki/Mechanical_television

   Mechanical television or mechanical scan television is an obsolete television system that relies on a mechanical scanning device, such as a rotating disk with holes in it or a rotating mirror drum, to scan the scene and generate the video signal, and a similar mechanical device at the receiver to display the picture.

5. Low-definition television - Wikipedia

   en.wikipedia.org/wiki/Low-definition_television

   With the introduction of 16-bit computers in the mid-1980s, such as the Atari ST and Amiga, followed by 16-bit consoles in the late 1980s and early 1990s, like the Sega Genesis and Super NES, [4] outputting the standard interlaced resolutions was supported for the first time, but rarely used due to heavy demands on processing power and memory ...

6. Television receive-only - Wikipedia

   en.wikipedia.org/wiki/Television_receive-only

   Television receive-only (TVRO) is a term used chiefly in North America, South America to refer to the reception of satellite television from FSS-type satellites, generally on C-band analog; free-to-air and unconnected to a commercial DBS provider.

7. Revolving restaurant - Wikipedia

   en.wikipedia.org/wiki/Revolving_restaurant

   Architect and designer Norman Bel Geddes proposed a rotating restaurant for the Century of Progress, the 1933 World's Fair in Chicago, although it was not built. [3] A barrel-shaped, but stationary, restaurant on Fernsehturm Stuttgart, a TV tower in Stuttgart, Germany, built in 1956, was noted as the inspiration for the idea of a revolving ...