MUIC & ACOUTIC – MIDI & DIGITAL AUDIO WORKFLOW CALCULATOR
Midi Velocity Db
A precise tool.
What is the Midi Velocity Db & How does it work?
MIDI velocity is a measure of the intensity of a note in MIDI files, ranging from 0 (silent) to 127 (maximum volume). The relationship between MIDI velocity and perceived loudness is not linear but can be approximated using logarithmic scales.
text{dB} = 20 times log_{10}left(frac{text{MIDI Velocity}}{127}right) + 60
var = meaning
MIDI Velocity = MIDI velocity value (0-127)
dB = decibel level
MIDI Velocity = MIDI velocity value (0-127)
dB = decibel level
This formula provides a rough approximation of the dB level corresponding to a given MIDI velocity. Note that this is an oversimplification and actual perceived loudness can vary based on other factors such as instrument timbre and playback system.
Parameters
Result
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Frequently Asked Questions
How do I convert MIDI velocity to dB?
Use the formula: dB = 20 × log₁₀(MIDI Velocity / 127) + 60.
What is the maximum MIDI velocity in dB?
The maximum MIDI velocity (127) corresponds to approximately 90 dB.
Can you explain the relationship between MIDI velocity and perceived loudness?
The relationship is logarithmic, meaning that higher velocities increase loudness more than lower ones.
What is the minimum MIDI velocity in dB?
MIDI velocity 0 corresponds to -60 dB, which is silent.
How does this formula work for practical use?
Input your MIDI velocity value into the formula to get the corresponding decibel level.
Is there a way to reverse this calculation?
Yes, you can solve for MIDI velocity by rearranging the formula: MIDI Velocity = 127 × 10^((dB – 60) / 20).
Why is the base level set at 60 dB in the formula?
This sets the maximum MIDI velocity (127) to approximately 90 dB, providing a reasonable range for audio applications.
Results are for informational purposes only and do not constitute professional advice.