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  2. Four-tube television camera - Wikipedia

    en.wikipedia.org/wiki/Four-tube_television_camera

    In March 1962, RCA demonstrated the first 4-tube camera, the TK-42X (‘X’ for experimental), which incorporated a 4.5” image orthicon tube, as the luminance tube, together with three vidicon tubes to provide the colour information.

  3. RCA TK-40/41 - Wikipedia

    en.wikipedia.org/wiki/RCA_TK-40/41

    The cameras are considered to have been of very good quality, better than the very different TK-42 which succeeded the TK-40/41, and probably better than anything produced by RCA for several years after the production line shut down (NBC didn't fully replace their TK-41s in Rockefeller Center or their Burbank, California broadcast facility ...

  4. Professional video camera - Wikipedia

    en.wikipedia.org/wiki/Professional_video_camera

    1936 saw the arrival of RCA's iconoscope camera. 1946 RCA's TK-10 studio camera used a 3" IO – Image Orthicon tube with a 4 lens turret. The RCA TK-30 (1946) was widely used as a field camera. A TK-30 is simply a TK-10 with a portable camera control unit. The 1948 Dumont Marconi MK IV was an Image Orthicon camera.

  5. RCA - Wikipedia

    en.wikipedia.org/wiki/RCA

    Film chain – RCA TK-26, TK-27 and TK-28; George H. Brown, a research engineer who headed RCA's development of color television; HMV – His Master's Voice; List of phonograph manufacturers; Missile Test Project; Nipper, the dog in RCA's iconic "His Master's Voice" trademark; Nuvistor Nuvistors are among the highest performing small signal ...

  6. Indian-head test pattern - Wikipedia

    en.wikipedia.org/wiki/Indian-head_test_pattern

    The RCA TK-1C monoscope camera that generated the test pattern. Television stations would produce the image of the Indian-head test pattern in two ways. First, they would use a monoscope in which the pattern was permanently embedded, which was capable of producing the image with a high degree of consistency due to the device's simplicity.

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    www.aol.com/finance/savings-interest-rates-today...

    Get today's best rates on high-yield FDIC-insured savings accounts to more quickly grow your everyday cash, build an emergency reserve or save for a successful retirement.

  8. Apollo TV camera - Wikipedia

    en.wikipedia.org/wiki/Apollo_TV_camera

    Apollo 7 slow-scan TV, transmitted by the RCA command module TV camera. NASA decided on initial specifications for TV on the Apollo command module (CM) in 1962. [2] [ Note 1] Both analog and digital transmission techniques were studied, but the early digital systems still used more bandwidth than an analog approach: 20 MHz for the digital system, compared to 500 kHz for the analog system. [2]

  9. Field-sequential color system - Wikipedia

    en.wikipedia.org/wiki/Field-sequential_color_system

    Color broadcast studio television cameras in the 1960s, such as the RCA TK-41, were large, heavy and high in energy consumption. They used three imaging tubes to generate red, green and blue (RGB) video signals which were combined to produce a composite color picture. These cameras required complex optics to keep the tubes aligned.