Determining the sound level is simple: set the meter’s dial on a number, such as 70. When the dial is set to 70, the needle is displaying sound pressure measurement relative to 70. When the needle ...

It's all fun and games until someone loses an eye, or in this case, their hearing. Even a modest sound system is capable of delivering sufficiently high SPLs to cause significant damage to your ...

The sound level meter, however, does not take into account the predominant frequency region of the noise, or other factors which may cause annoyance. Compare: COMMUNITY NOISE EQUIVALENT LEVEL, ...