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8 Cards in this Set
- Front
- Back
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What is the threshold of human hearing?
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0 dB SPL
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A just noticeable change in sound pressure level requires how much difference?
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+/-3dB
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Perceived illumination decreases by what when the distance from the light source is doubled?
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75 percent
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In the component video signal, the _____ signal is combined with the ____ information?
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Sync, Y
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Name the four factors related to primary optics that influence the quality of the projected image?
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Refraction, Dispersion, Spherical Aberration, Curvature of Field
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What type of network uses packets?
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Ethernet
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Which type of fiber optic cable has the yellow outer jacket?
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Mutimode
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What can twisted pair cable using balanced circuitry help with?
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Rejecting Interference
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