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Why 3dB is required in the frequency graph?

Anonymous

∙ 14y ago

Updated: 11/5/2022

as upto 3db only the amplifier gives the linear output & after that it gives non linear so it is difficult to determine it's characteristics.also up to 3 db it's energy efficiency is 70.3%.

ANSWER: It imply that the amplitude on the output is half.....................

Wiki User

∙ 14y ago

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Q: Why 3dB is required in the frequency graph?

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Continue Learning about Math & Arithmetic

What is the -3dB cutoff frequency?

A: It is a standard statement to signify that the amplitude is one half.

What is the difference frequency graph versus percentage graph?

The main difference is that the vertical scale for a frequency graph is in units (or numbers) whereas in a percentage graph, it is in percentages,

What is Frequency curve?

A frequency curve is a graph obtained by joining the points of a frequency polygon freehand smoothly.

What is cumolative frequency curve?

A cumulative frequency curve is a graph that shows the cumulative frequency of a data set. This type of graph can present data, such as medians and quartiles. Another name for this curve is an Ogive.

Definition of ogive diagram?

An ogive is a type of graph that is used to represent the cumulative frequencies for the classes in a frequency distribution. This type of graph can also be known as a cumulative frequency graph. The cumulative frequency is the sum of the frequencies accumulated up to the upper boundary of a class in the distribution.

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