Which sound level meter is best? There are dozens of reasons to want to know what a given sound level is, but the most important use for a sound level meter is to ensure you aren’t damaging your ...

This Design Idea describes a battery-operated, portable sound level meter (Figure 1). Its portability makes it useful for detecting the source of noise in automotive engines and power trains, factory ...

The sound level meter is an instrument used to real-time measure the sound level,such as sound level around factories,workshops,schools,residential,offices,road,audio etc (Battery not include), Can ...