Thread: Decibel Meter ?
View Single Post
zimon is offline zimon
2010-12-21 , 12:03
Posts: 1,341 | Thanked: 708 times | Joined on Feb 2010
#100
is the 30dB background noise coming from internal electronic noise?
I never see below 30dB values although the room would be quiet.
 

The Following User Says Thank You to zimon For This Useful Post: