Science: Television Note

In both the RCA-Victor and Farnsworth television systems, unquestioned leaders in this science which shows no serious signs yet of becoming an industry, the pictures are electronically scanned from top to bottom in a series of close-packed horizontal lines. The greater the number of lines, the clearer the picture. Last week RCA-Victor announced it was upping its "definition" from 343 lines to 441. This means that 30% clearer images can be had on a screen the same size as before, or that pictures of the same clarity as before can be had on a...

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