This sound level meter circuit can be used to control the intensity of a sound recording or in a disco. It has 5 measurement domains between 70 and 120 dB; reading accuracy is 0.5 dB. Microphone M1 is ...

Product Features 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 ...

This sound frequency meter circuit is simple to build and can be constructed in a portable format. In can measure frequencies with a minimum level of 10 mVrms and a maximum frequency of up to 100kHz.

If the noise of ads blaring out from your TV set has you reaching for the volume control, you may be surprised to learn that broadcasters are all but powerless to do anything about it. But now an ...

CEBU, Philippines — The Cebu City Council has requested the Cebu City Transportation Office (CCTO) to allocate a considerable amount from its 2021 annual budget for the procurement of portable ...

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 ...

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 ...