Monoscope
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was generated by a monoscope. A monoscope was a special form of video camera tube which displayed a single still video image. The image was built into the tube, hence the name. The tube resembled a small cathode-ray tube (CRT). Monoscopes were used beginning in the 1950s to generate TV test patterns and station logos. This type of test card generation system was technologically obsolete by the 1980s.
was generated by a monoscope.]] A monoscope was a special form of video camera tube which displayed a single still video image. The image was built into the tube, hence the name. The tube resembled a small cathode-ray tube (CRT). Monoscopes were used beginning in the 1950s to generate TV test patterns and station logos. This type of test card generation system was technologically obsolete by the 1980s.
See also
Test card, the updated, coloured version of monoscopes.
References
External links
Monoscope tubes The Museum of the Broadcast TV Camera, picture and description of the Marconi BD617B portable Monoscope camera (UK) Picture and description of the RCA TK-1 Monoscope (US) Indian Head - "as transmitted" picture 2F21 data sheet
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