An instrument for measuring the level of sound pressure in DECIBELs. Such measurements are called sound level readings. See: SOUND LEVEL. Sound level meters usually ...

This project aims to develop an affordable and efficient sound level meter using an Arduino microcontroller. The primary objective is to measure sound pressure levels in decibels (dB) and display the ...

Matlab application with a GUI for displaying and calculating the continuous equivalent sound pressure level of an audio signal for each third-octave frequency band between 20Hz-20kHz, as well as the ...

Besides, they are completely too much of a good thing for any common audiophile's purpose. Enter the RadioShack digital Sound Pressure Level (SPL, for short) Meter: a handy, portable, lightweight, ...

This reference pressure is usually that of the THRESHOLD OF HEARING which has been internationally agreed upon as having the value .0002 dynes/cm 2. SPL may be measured with a SOUND LEVEL METER ...

the pressure level of a sound, measured in decibels (dB). Why should we measure it? And how? Well, a speaker's sensitivity is given in terms of dB/W/m. For example, a 90 dB loudspeaker generates, with ...