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 ...

Given the nature of their network, the early telephone pioneers’ efforts at sound level metering were based on line losses over a “standard mile” of cable. Meters calibrated to this standard ...

Historically, the A, B, and C weighting networks on a SOUND LEVEL METER were derived as the inverse of the 40, 70 and 100 dB Fletcher-Munson curves and used to determine SOUND LEVEL.

use the free app the NIOSH Sound Level Meter (SLM) app, the organization created specifically for iPhones. The app acts as a decibel meter that can measure noise safety and exposure, a helpful ...