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The db scale refers to the decible scale (measures noise intensity).
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∙ 12y ago
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What db has no sound?
dB is a logarithmic scale, so the answer, basically, is negative infinity.dB is a logarithmic scale, so the answer, basically, is negative infinity.dB is a logarithmic scale, so the answer, basically, is negative infinity.dB is a logarithmic scale, so the answer, basically, is negative infinity.
How will an increase in amplitude and power affect dB?
The decibel (dB) scale is logarithmic. An increase of power by a factor of 10 is an increase of +10 dB. If power increases by a factor of 100, that is equivalent to +20 dB.The decibel (dB) scale is logarithmic. An increase of power by a factor of 10 is an increase of +10 dB. If power increases by a factor of 100, that is equivalent to +20 dB.The decibel (dB) scale is logarithmic. An increase of power by a factor of 10 is an increase of +10 dB. If power increases by a factor of 100, that is equivalent to +20 dB.The decibel (dB) scale is logarithmic. An increase of power by a factor of 10 is an increase of +10 dB. If power increases by a factor of 100, that is equivalent to +20 dB.
How loud is 69 db?
Since the db scale is relative, it depends on what 0 db means. Typically, however, 69 db is a very soft sound, almost a whisper.
What are the notes of a d flat scale?
Db, Eb, F, Gb, Ab, Bb, C, Db.
What are the notes of Db melodic minor scale?
Db, Eb, Fb, Gb, Ab, Bb, C and Db ascending. Db, Cb, Bbb (double flat), Ab, Gb, Fb, Eb and Db.
What are the notes for the Db scale 2nd octave?
it depends what instrument you playy
What is the melodic minor scale of D flat major?
Db, Eb, Fb, Gb, Ab, Bb, C, Db, Cb, Bbb, Ab, Gb, Fb, Eb, Db.
What are the notes in the A flat melodic minor scale?
Going up the scale: Ab Bb Cb Db Eb F G Ab Going down the scale: Ab Gb Fb Eb Db Cb Bb Ab It like a natural minor scale but has a raised 6th and raised 7th ascending the scale.
A sound of 20 dB intensity is twice as loud as one of 10dB?
No, it is 10 times louder. dB is a logarithmic scale; every 10 dB, the intensity increases by a factor of 10. Thus, 10 dB is 10 times louder than 0 dB, 20 dB is 10 times louder than 10 dB, and 30 dB is 10 times louder than 20 dB.No, it is 10 times louder. dB is a logarithmic scale; every 10 dB, the intensity increases by a factor of 10. Thus, 10 dB is 10 times louder than 0 dB, 20 dB is 10 times louder than 10 dB, and 30 dB is 10 times louder than 20 dB.No, it is 10 times louder. dB is a logarithmic scale; every 10 dB, the intensity increases by a factor of 10. Thus, 10 dB is 10 times louder than 0 dB, 20 dB is 10 times louder than 10 dB, and 30 dB is 10 times louder than 20 dB.No, it is 10 times louder. dB is a logarithmic scale; every 10 dB, the intensity increases by a factor of 10. Thus, 10 dB is 10 times louder than 0 dB, 20 dB is 10 times louder than 10 dB, and 30 dB is 10 times louder than 20 dB.
Prove dbm plus dbm equals db?
The decibel scale is a logarithmic scale where each change in three dB represents a power factor change of two. (3 dB is power times two, 6 dB is power times four, 9 dB is power times 8, etc. Similarly, -3dB is power divided by two, -6 dB is power divided by four, etc.) Zero dB is assigned some arbitrary reference power. One example is 1 mV across 600 ohms. If you double the voltage into a constant resistance, the power quadruples, so 2 mV would be +6 dB, 4 mV would be +12 dB, etc. The letter after dB is the reference power. In the case of dBm, it means that 0 dB is 1 milliwatt, so 2 milliwatt is +3 dB, etc. There are many dB scales, such as dBa, used in sound measurements. Still, fundamentally, 3 dB is a doubling of power, -3 dB is a halving of power, so, for any arbitrary scale, say dBq, then saying +6dBq is saying a power four times higher than 0 dBq. In the end, dBm plus dBm is delta dB, with no scale.
Is a sound that measures 100-dB ten times louder than a 10-dB?
90
What is the subdominant in a D flat major scale?
The sub-dominant of Db is Gb.
