0
How do you convert signals from voltage levels to their corresponding decibel equivalents and from decibel levels to their corresponding voltage or current levels?
Wiki User
∙ 15y ago
convert signal gains or losses to comparative decible reading.
Wiki User
∙ 15y ago
Wiki User
∙ 15y agoScroll down to related links and look at "Conversion Voltage V to voltage level Lu and LV - Decibel (dB) level conversion to volt ".
Add your answer:
Earn +20 pts
What is dB mean in signal amplifier?
dB is the abbreviation of Decibel
What is a decibel meter?
It is an SPL meter. SPL means sound pressure level.
What is the Formula to covert voltage level to decibel?
You mean the conversion from voltage V to voltage level LV. Voltage level LV = 20 * log V 117 volts equals 41.36 dB. The reference voltage 1 volt means 0 dB.
What is the meaning of DB for Electric?
DB has not been found in electrical engineering terms.AnswerYou are probably referring to 'dB' (not 'DB'), which is the symbol of the unit 'decibel', a logarithmic unit of measurement widely-used in electronics engineering to indicated ratio of (for example) power, relative to some reference level.
An RF amplifier amplifies the incoming signal by 200 times Calculate the power gain of this amplifier in dB?
If an RF amplifier amplifies the incoming signal by 200 times, the power gain of the amplifier is +25.9 dB. Power is proportional to voltage squared, so the power gain is 400. The decibel scale is 3 times log2 of the power change.
How are signals converted from voltage levels to their corresponding decibel equivalents and from decibel levels to their corresponding voltage or current levels?
Scroll down to related links and look at "Conversion Voltage V to voltage level Lu and LV - Decibel (dB) level conversion to volt ".
Convert decibel levels to their corresponding voltage or current levels?
Scroll down to related links and look at "Conversion of sound levels".
Convert signals from voltage levels to corresponding decibel equivalents?
To convert voltage levels to DB you must first specify a reference, then take 20 x log(base 10) of the ratio of the voltage level in question to the reference. For example, if the reference is 1 volt and the signal of interest is 100 volts, then the level in dbV is: 20 x log10 ( 100 / 1 ) = 40 dbV
How do you convert signals from voltage to decibel?
Scroll down to related links and use the nice calculator "Decibel level conversion to volt".
How do you convert amps to dB?
You don't. They measure quite different things, so there is no standard conversion. Ampere is a unit of electrical current. Decibel (dB) is a measure of signal gain.
How do you convert db loss to feet?
That can't be done. Feet is an US amercan length unit and decibel loss is a ratio.
Convert signals from voltage levels to their corresponding decibel equivalents and from decibel levels to their corresponding voltage or current levels?
This question contains a fundamental misunderstanding of a decibel.A decibel (always shortened to db or dB ) is not a level ; it is a ratio between two levels.The ratio is not voltages either - it is a power ratio. A power ratio can be converted to a voltage ratio if you understand Ohm's law and if the circuit impedance is the same for both measurements.To convert a power ratio to dB, take the log of the ratio (to base 10) then multiply by ten. In figures, if ratio is x, calculate 10 log10 (x)examples:if power ratio is 10, log(10) is 1, = 10 dBif power ratio is two, log(2) is .3010, = 3dB.power ratio 100, 20 dB, 1000 30 db and so on.It does sometimes seem that db figures are used to define levels. You need to look closely to see how this magic works.23 dbW is 200 Watts. Because dbW means db relative to 1Watt. More common in electronics is dbm - relative to a milliwatt.Warning. If you are interested in voltage levels, remember that a 6db increase in power is 4 times the power, but only twice the voltage.And why is it sometimes dB ? Well, the original scientific unit was the Bel. This was an inconveniently large unit, so engineers started using the deciBel, one tenth of a Bel. Nowadays db seems to be more common than dB.
What are the uses of DECIBEL?
What are the uses of DECIBEL?
How do you use the word decibel in a sentence?
How do you use the word decibel in a sentence?What is decibel used for?
A bar chart showing the loudness in dB of different activities?
A bar chart can provide a visual representation of the loudness in dB for activities such as concerts, traffic noise, and normal conversation. Each activity can be represented by a labeled bar with corresponding dB levels on the y-axis, giving a clear comparison of their loudness levels. This chart helps easily understand the differences in loudness between various activities.
How is the decibel abbreviated?
The abbreviation for decibel is dB.
What is the subunit of Decibel?
The bell is a large unit, so a subunit, a decibel, is usually used. There is no subunit of decibel.
