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What colour combination is most difficult to eavesdrop?

April 26, 2017colour combination difficult eavesdrop

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What colour combination is most difficult to eavesdrop?

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A bright background contributes shot noise. In the monitor I tested, the red phosphor had the by far lowest initial luminosity. It emitted a much smaller part of its stored energy in the first microsecond than did the blue and green phosphors. Normal light bulbs emit more red then blue light.