This study in Germany found the average noise level in classrooms is 65 decibels.

Noise levels For satiable communication, the average speech level should exceed that of an interfering noise by 6dB lower sound noise ratios are rarely acceptable (Moore, 1997).

Set here the shadow noise suppression level.

In the workplace, noise pollution is generally a problem once the noise level is greater than 55 dB(A).

Signal to noise ratio (abbreviated SNR) is a measure used in science and engineering that compares the level of a desired signal to the level of background noise.

For instance, the recommended noise level for indoor residences is less than or equal to 45 dB.

On average, it is five times the level of foreign investment.

The average altitude of the park is 7.5 m above sea level.

Noise

Indeed, average income in Latin America is now barely above its 1980 level.

The increase in membership is projected at an annual level of 7.6 per cent on average under the insurance plans administered at Headquarters, at a level of 11.7 per cent on average at Geneva and a level of 16.0 per cent on average under the insurance plans administered by the United Nations Office at Vienna.

The average Egyptian s income level, for example, is just 12 of the average American s, and Egyptians can expect to die 10 years sooner.

By contrast, in Germany the average pension level is about 61 of average net earnings for people who have worked at least 35 years.

The average air pressure at sea level is , with little variance throughout the year.

Noise Reduction...

Noise filter

Noise Reduction

Less noise, please.

Less noise, please.

Reduce Uniform Noise

the noise temperature.

The pensions level in Republika Srpska is half of the Federation pension (average pension in December was KM 120.18 or 34 per cent of the average salary).

All these data are at an aggregate level and reflect average views among voters and investors.

Arctic sea ice cover reached its lowest recorded average level for the month of June ever.

This compared to an average level of 4 ppm for people living outside the Minamata area.

That Earth would likely warm in the 1980's, and warming would exceed the noise level of random weather by the end of the century.

What was that noise?

What was that noise?

Layla heard the noise.

This noise is deafening.

That noise was deafing.

That noise was deafing.

Sets the noise scale.

Anthropogenic underwater noise pollution

The Global Office expects to receive country level average prices and related diagnostic variables from the regions after each data collection, followed by the final national annual average prices.

When they went, I heard the noise of their wings like the noise of great waters, like the voice of the Almighty, a noise of tumult like the noise of an army when they stood, they let down their wings.

The most significant causes are vehicle and aircraft noise, prolonged exposure to loud music, and industrial noise.

The noise of the whip, the noise of the rattling of wheels, prancing horses, and bounding chariots,

It is located in the heartland of the Masovian Plain, and its average elevation is above sea level.

In Tamil Nadu, the school education of the Tamil Muslims is above average compared to general literacy level.

I can't stand the noise.

I heard an unusual noise.

I heard an unusual noise.

Layla heard a noise outside.

The noise was quite loud.