In computer graphics, pixelation is an effect caused by displaying a bitmap or a section of a bitmap at such a large size that individual pixels, small single-colored square display elements that comprise the bitmap, are visible to the eye.

Answered at 4:49 PM on April 23, 2008

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What is PMPO?

Asked by disha in TV & Radio at 3:59 PM on April 23, 2008

Manju Jain's Answer

PMPO stands for "Peak Music Power Output" or "Peak Momentary Power Output".The vendor of the product calculates PMPO based on the maximum power output of the device under perfect conditions and 100% efficiency.

Answered at 4:50 PM on April 23, 2008

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What is PQ?

Asked by disha in TV & Radio at 3:59 PM on April 23, 2008

Manju Jain's Answer

Picture Quality.

Answered at 4:48 PM on April 23, 2008

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wHAT IS PULLDOWN?

Asked by disha in TV & Radio at 4:00 PM on April 23, 2008

Manju Jain's Answer

The technique used to convert 24 frames per second film to 30 frames per second video. Every other film frame is held for 3 video fields, resulting in a sequence of 3 fields, 2 fields, 3 fields, 2 fields, etc.

Answered at 4:47 PM on April 23, 2008

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wHAT IS qam?

Asked by disha in TV & Radio at 4:00 PM on April 23, 2008

Manju Jain's Answer

QAM (quadrature amplitude modulation) is a method of combining two amplitude-modulated (AM) signals into a single channel, thereby doubling the effective bandwidth. QAM is used with pulse amplitude modulation (PAM) in digital systems, especially in wireless applications.

Answered at 4:47 PM on April 23, 2008

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What is multiplex?

Asked by disha in TV & Radio at 11:24 AM on April 22, 2008

Manju Jain's Answer

A means of sending control signals from a lighting control console to the dimmer packs. Signals are sent down one cable rather than one per channel as is the case with analogue desks. At the dimmer end, a de-multiplexer (DMUX) is used to separate the signals and route them to the right dimmer.

Answered at 7:32 PM on April 22, 2008

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