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illustration of tv no signal back in retro style. A test card, a test pattern or start-up closedown test, is a television test signal, typically broadcast pattern. Drawing by Julien - Pixels
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Television test card – distant memory of the nightly broadcast shutdown – Swiss National Museum - Swiss history blog
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Technical Difficulties Tv Screen Test Television Test Pattern Stripes Retro Style Screensaver Vector Illustration High-Res Vector Graphic - Getty Images
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Television Screen Color Test Pattern Stock Illustration - Illustration of display, graphic: 127218471
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Test Tv Screen Background Royalty Free SVG, Cliparts, Vectors, And Stock Illustration. Image 12876669.
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