Bels to Nepers Converter

Enter Bels


Nepers





⇅ Switch toNepers to Bels Converter

How to use this Bels to Nepers Converter 🤔

Follow these steps to convert given sound from the units of Bels to the units of Nepers.

Bels to Nepers Converter | B to Np
  1. Enter the input Bels value in the text field.
  2. The calculator converts the given Bels into Nepers in realtime ⌚ using the conversion formula, and displays under the Nepers label. You do not need to click any button. If the input changes, Nepers value is re-calculated, just like that.
  3. You may copy the resulting Nepers value using the Copy button.
  4. To view a detailed step by step calculation of the conversion, click on the View Calculation button.
  5. You can also reset the input by clicking on Reset button present below the input field.

What is the Formula to convert Bels to Nepers?

The formula to convert given sound from Bels to Nepers is:

Sound(Nepers) = Sound(Bels) × 0.5 × Math.log(10)

Substitute the given value of sound in bels, i.e., Sound(Bels) in the above formula and simplify the right-hand side value. The resulting value is the sound in nepers, i.e., Sound(Nepers).

Calculation

Calculation will be done after you enter a valid input.

Examples

1

Consider that the intensity level of a sound in an industrial setting is measured at 1.5 bels.
Convert this intensity level from bels to Nepers.

Answer:

Given:

The sound in bels is:

Sound(Bels) = 1.5

Formula:

The formula to convert sound from bels to nepers is:

Sound(Nepers) = Sound(Bels) × 0.5 × Math.log(10)

Substitution:

Substitute given weight Sound(Bels) = 1.5 in the above formula.

Sound(Nepers) = 1.5 × 0.5 × Math.log(10)

Sound(Nepers) = 1.7269

Final Answer:

Therefore, 1.5 B is equal to 1.7269 Np.

The sound is 1.7269 Np, in nepers.

2

Consider that the signal gain in an electronic system is recorded as 2 bels.
Convert this gain from bels to Nepers.

Answer:

Given:

The sound in bels is:

Sound(Bels) = 2

Formula:

The formula to convert sound from bels to nepers is:

Sound(Nepers) = Sound(Bels) × 0.5 × Math.log(10)

Substitution:

Substitute given weight Sound(Bels) = 2 in the above formula.

Sound(Nepers) = 2 × 0.5 × Math.log(10)

Sound(Nepers) = 2.3026

Final Answer:

Therefore, 2 B is equal to 2.3026 Np.

The sound is 2.3026 Np, in nepers.

Bels to Nepers Conversion Table

The following table gives some of the most used conversions from Bels to Nepers.

Bels (B)Nepers (Np)
0 B0 Np
1 B1.1513 Np
10 B11.5129 Np
45 B51.8082 Np
90 B103.6163 Np
180 B207.2327 Np
360 B414.4653 Np
1000 B1151.2925 Np

Bels

The bel (B) is a unit of measurement named after Alexander Graham Bell, used primarily in telecommunications and acoustics to express ratios of power or intensity. One bel represents a tenfold increase in power level. Although the bel is not commonly used in its full form due to its large size, it is fundamental in understanding logarithmic scales and is the basis for the more frequently used decibel. Bels are important in fields where comparing vast differences in intensity or power is necessary, such as in sound levels and signal strength.

Nepers

The neper (Np) is a logarithmic unit of measurement used to express ratios of measurements such as voltage, current, or power, especially in fields like telecommunications and electrical engineering. Unlike the decibel, which is based on a logarithm to the base 10, the neper is based on natural logarithms (base e). Nepers are particularly useful in contexts where continuous signals or natural exponential growths are involved. They provide a clear understanding of signal attenuation and amplification in various engineering applications.

Frequently Asked Questions (FAQs)

1. What is the formula for converting Bels to Nepers in Sound?

2. Is this tool free or paid?

3. How do I convert Sound from Bels to Nepers?