September 4, 1980IN THE MATTER OF:PROPOSED AMENDMENT OF THE NOISE ) R76—14 andREGULATIONS, RULES 101, 205, 206 ) R76—19and 209.
Rule 101: DEFINITIONS
(b) ~~~A-weighted Sound Level: In decibels, a frequencyweighted sound pressure level, determined by theuse of the metering characteristics and A—weightednetwork specified in ANSI §1.4 — 1971 “Specifica-ET?1 w?150 214 m?503 214 l?S?BT? (g) Fast Dynamic Characteristic: The dynamic character-ET?1 w?129 660 m?504 660 l?S?BT? sive sound from any existing property—line—noise — source involving impact forging operations to anyreceiving Class A or B...
Allowed
schroedk
Adobe Portable Document Format (.pdf) - application/pdf
... 
