Barrie By-law 2006-140, s. 3(2) — Noise By-law

Specifications

A sound level meter which meets the following specifications is a General Purpose Sound Level Meter:

• (a) the sound level meter, including a microphone equipped with a windscreen shall meet the specifications of IEC 123, except that, in addition to meeting the specifications of subclause 5.2 thereof, the micro- phone of the sound level meter shall also meet the specifications of subclause 5.2 amended by the substitution therein of an angle of 0 0 incidence of ±3O instead of ±90, as it therein appears, and by the substitution of Table 102-2 hereof instead of Table 1, as it therein appears;
• (b) the sound level meter shall incorporate A-weighting, which is specified in 123 as optional;
• (c) the sound level meter shall have a minimum usable range of sensitivity of from 40 dBA to 100 dBA and it shall read to an accuracy of ±1.0 dB over that range;
• (d) a windscreen shall be installed on the microphone and shall not affect by more than 1 dB the tolerance prescribed in clauses
• (a) and (c); By-law 2006-140 19 Office Consolidation The Corporation of the City of Barrie Noise By-law
• (e) the sound level meter, including a microphone equipped with a windscreen, shall, when operated in the presence of wind, indicate a wind-induced sound level not in excess of the relevant value listed in Table 102-3.