Sound level meter definition

Sound level meter means an instrument which includes a microphone, amplifier, RMS detector, integrator or time averager, output meter, and weighting networks used to measure sound pressure levels.

Sound level meter means an instrument meeting the American National Standard Institute’s Standard S1.4-1971 for Type 2 Sound Level Meters or an instrument and the associated recording and analyzing equipment which will provide equivalent data.

Sound level meter means an instrument meeting American National Standard Institute's Standard S1.4-1971 for Type 1 or Type 2 sound level meters or an instrument and the associated recording and analyzing equipment which will provide equivalent data.

Examples of Sound level meter in a sentence

• Sound level meter in compliance with the International Electrotechnical Commission Publications 651: 1979 (Type 1) and 804: 1985 (Type 1) specifications shall be used for carrying out the noise monitoring.

• Sound level meter in compliance with the International Electrotechnical Commission Publications 651: 1979 (Type 1) and 804: 1985 (Type 1) specifications shall be used for noise monitoring.

• Sound level meter must be calibrated to within +/- 1 dB at the beginning and end of each measurement period.

• Sound level meter as listed in Table 3-3 are complied with the International Electrotechnical Commission Publications 651: 1979 (Type 1) and 804: 1985 (Type 1) specifications, as recommended in Technical Memorandum (TM) issued under the Noise Control Ordinance (NCO).

• Noise level monitoring was carried out continuously for 24 - hours with one-hour interval at each location using Sound level meter (HTC made in Taiwan Model No. SL-1350) capable of measuring the Sound Pressure Level (SPL) in dB (A).

More Definitions of Sound level meter

Sound level meter means a sound level measuring device, either Type I or Type II, as defined by American National Standards Institute Specifications, Section 1.4-1971.

Sound level meter means an instrument, including a microphone, amplifier,

Sound level meter means an instrument or combination of instruments, which meets or exceeds the requirement for a Type I or Type II sound level meter as specified in the American National Standards Institute or the International Electrotechnical Commission.

Sound level meter means an instrument which is used to measure sound pressure level, sound level, octave band sound pressure level, or maximum sound level, separately or in combination and which conforms to the requirements set forth at N.J.A.C. 7:29-2.6(a)1 for such meters.

Sound level meter means a sound measuring device designated to meet the American National Standard A.N.S.I. SI4-1971 or the C.S.A. Standard Z107.1-1973, as the same may exist from time to time and specifically shall include:

Sound level meter means an instrument including a microphone, an amplifier, an output meter and frequency weighting networks for the measurement of sound levels which satisfies the pertinent requirements in American Standard Specifications for sound level meters S1.4-1971 or the most recent revision thereof.

Sound level meter means a device which measures sound pressure levels and conforms to Type 1 or Type 2 as specified in the American National Standards Institute Specification S1.4-1971.