enow.com Web Search

Search results

  1. Results from the WOW.Com Content Network
  2. Trinitron - Wikipedia

    en.wikipedia.org/wiki/Trinitron

    Trinitron. Sony KV-1320UB Trinitron from 1969. Trinitron was Sony's brand name for its line of aperture-grille -based CRTs used in television sets and computer monitors, one of the first television systems to enter the market since the 1950s. Constant improvement in the basic technology and attention to overall quality allowed Sony to charge a ...

  3. FD Trinitron/WEGA - Wikipedia

    en.wikipedia.org/wiki/FD_Trinitron/WEGA

    FD Trinitron/WEGA is Sony 's flat version of the Trinitron picture tube. This technology was also used in computer monitors bearing the Trinitron mark. The FD Trinitron used computer-controlled feedback systems to ensure sharp focus across a flat screen. The FD Trinitron reduces the amount of glare on the screen by reflecting much less ambient ...

  4. Test card - Wikipedia

    en.wikipedia.org/wiki/Test_card

    Test card. SMPTE color bars: common NTSC test pattern. PM5544: common PAL test pattern. EBU colour bars (4:3) A test card, also known as a test pattern or start-up/closedown test, is a television test signal, typically broadcast at times when the transmitter is active but no program is being broadcast (often at sign-on and sign-off). [1]

  5. Indian-head test pattern - Wikipedia

    en.wikipedia.org/wiki/Indian-head_test_pattern

    The RCA Indian-head test pattern. The Indian-head test pattern is a test card that gained widespread adoption during the black-and-white television broadcasting era as an aid in the calibration of television equipment. It features a drawing of a Native American wearing a headdress surrounded by numerous graphic elements designed to test ...

  6. Rear-projection television - Wikipedia

    en.wikipedia.org/wiki/Rear-projection_television

    Rear-projection television. Mid-2000s RPTV with HDTV tuner and YPbPr input as well as DVI (digital) video inputs. Rear-projection television (RPTV) is a type of large-screen television display technology. Until approximately 2006, most of the relatively affordable consumer large screen TVs up to 100 in (250 cm) used rear-projection technology.

  7. 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 ...

  8. Cathode-ray tube - Wikipedia

    en.wikipedia.org/wiki/Cathode-ray_tube

    The shadow mask is installed to the screen using metal pieces [348] or a rail or frame [349] [350] [351] that is fused to the funnel or the screen glass respectively, [256] holding the shadow mask in tension to minimize warping (if the mask is flat, used in flat-screen CRT computer monitors) and allowing for higher image brightness and contrast.

  9. Ballistic Missile Early Warning System - Wikipedia

    en.wikipedia.org/wiki/Ballistic_Missile_Early...

    The RCA 474L Ballistic Missile Early Warning System (BMEWS, 474L System, [17] Project 474L) was a United States Air Force Cold War early warning radar, computer, and communications system, [18] for ballistic missile detection. The network of twelve radars, [12] which was constructed beginning in 1958 and became operational in 1961, was built to ...