Q:

# How do you measure the size of a TV screen?

A:

To accurately measure the size of a TV screen, measure the width from the TV's lower left corner to its upper right corner. It is the measure of this diagonal line that is used to specify a TV's screen size.

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To get an accurate measurement, the tape measure needs to be placed in the correct locations.

Step 1: Place the tape measure at the lower left corner.

Place the tape measure where the visible part of the screen starts.

Step 2: Pull the tape measure to the upper right corner.

Hold the tape measure taut with no slack.

Step 3: Note the number at the upper right corner.

Take the measurement at the furthermost part of the TV's screen.

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## Related Questions

• A:

To measure a TV, place a tape measure or yardstick diagonally across the screen and measure from corner to corner. Measure only the screen, not the TV's case, unless trying to find dimensions to meet overall space requirements.

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• A:

The amount of power a TV uses varies by the size and type of television. Plasma televisions use the highest consistent amount of power per square inch while microdisplays use the lowest. A 46-inch plasma has about 906 square inches of viewing space, which takes about .30 to .39 watts per square inch. Amps is equivalent to watts divided by volts, so 0.35(906)/120=2.6425 amps. A plasma TV uses 2.6425 amps.

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• A:

A lot of consumers think that a television's screen size is the width of the screen from left to right. But in reality, it is a diagonal measurement.