What is the device that used to measure sound volume (dB)?

[young707082]

What is the device that used to measure sound volume (dB)? Thanks!

 

[dknguyen]

Is this what you are looking for? Just the name of the device?

https://en.wikipedia.org/wiki/Sound_level_meter

 

[crutschow]

A sound meter such as this from Parts Express **broken link removed**

 

[Pommie]

Maybe this will help.

Mike.

 

[Leftyretro]

A microphone perhaps Followed with input amplification and frequency shaping filtering, followed with a log amp should do the job.

Lefty