Figure: 16 TAC §12.360(f)(1)(A)

Lower frequency limit of measuring system, in Hz (+ or - 3dB)	Maximum Level, in dB
0.1 Hz or lower) flat response¹	134 peak
2 Hz or lower) flat response	133 peak
6 Hz or lower) flat response	129 peak
C-weighted, slow response¹	105 dB C

^{1 Only when approved by the Commission.}