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 ...

There was experiments to test the performance of the different positioning frameworks with Starlink satellites before year ...

so sometimes you hear them now called dip meters or maybe just dippers. Regardless of what you call them, the theory of operation is the same and it is pretty simple. The instrument is nothing ...