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  2. SMPTE color bars - Wikipedia

    en.wikipedia.org/wiki/SMPTE_color_bars

    Rendition of SD ECR-1-1978 color bars Colors are only approximate due to different transfers and color spaces used on web pages and video (BT.601 or BT.709). SMPTE color bars are a television test pattern used where the NTSC video standard is utilized, including countries in North America.

  3. AT&T Sceptre - Wikipedia

    en.wikipedia.org/wiki/AT&T_Sceptre

    The Sceptre was the basic bit of home kit needed for the services, to paint NAPLPS-standard geometrically-specified pages to the screen. The set top unit came with a separate battery-powered infrared wireless keyboard and an integrated 1200/75 baud 7-bit modem, and used a domestic television set for display.

  4. Image resolution - Wikipedia

    en.wikipedia.org/wiki/Image_resolution

    An image of N pixels height by M pixels wide can have any resolution less than N lines per picture height, or N TV lines. But when the pixel counts are referred to as "resolution", the convention is to describe the pixel resolution with the set of two positive integer numbers, where the first number is the number of pixel columns (width) and ...

  5. This Sceptre 32-inch HD LED TV is on sale at Walmart - AOL

    www.aol.com/news/sceptre-32-inch-hd-led-tv-deal...

    At 52 percent off, it's time to snag the TV more than 4,300 Walmart shoppers are talking about This Sceptre 32-inch HD LED TV is on sale at Walmart Skip to main content

  6. Aspect ratio (image) - Wikipedia

    en.wikipedia.org/wiki/Aspect_ratio_(image)

    It is also very close to the 1.375:1 Academy ratio, defined by the Academy of Motion Picture Arts and Sciences as a standard after the advent of optical sound-on-film. By having TV match this aspect ratio, movies originally photographed on 35 mm film could be satisfactorily viewed on TV in the early days of the medium (i.e. the 1940s and the ...

  7. Picture-in-picture - Wikipedia

    en.wikipedia.org/wiki/Picture-in-picture

    For televisions, picture-in-picture requires two independent tuners or signal sources to supply the large and the small picture. Two-tuner PiP TVs have a second tuner built in, but a single-tuner PiP TV requires an external signal source, which may be an external tuner, videocassette recorder , DVD player , or cable box .

  8. 7JP4 - Wikipedia

    en.wikipedia.org/wiki/7JP4

    The biggest problem with many picture tubes is the loss of emission or electron production due to contaminated or damaged cathode that surrounds the heater. The 7JP4 was used in the following sets (incomplete list): Motorola VT-71 Motorola VT-73 Hallicrafters 504, 505, T-54 Sentinel TV-400 Sentinel TV-405 National TV-7W Philco 50-T701 & 50-T702

  9. The Eagle and the Sceptre - Wikipedia

    en.wikipedia.org/wiki/The_Eagle_and_the_Sceptre

    "The Eagle and the Sceptre" is the third episode of the second season of the American fantasy television series The Lord of the Rings: The Rings of Power. The series is based on J. R. R. Tolkien's history of Middle-earth, primarily material from the appendices of the novel The Lord of the Rings (1954–55).