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6.1.7 Common AC Specifications
Calibration: Average responding, RMS calibrated.
Freq. Response: 25 Hz to 400 Hz for rated accuracy.
60 Hz Filter:
57 Hz to 63 Hz ±1.5% additional level error.
25 Hz > 40 dB (99.0% suppression)
96 Hz > 40 dB (99.0% suppression)
100 Hz Filter:
92 Hz to 100 Hz ±1.5% additional level error.
60 Hz >34 dB (98.0% suppression)
120 Hz >20 dB (90.0% suppression)
156 Hz >47 dB (99.6% suppression)
200 Hz Filter:
196 Hz to 204 Hz ±1.5% additional level error.
156 Hz >20 dB (90.0% suppression)
250 Hz >20 dB (90.0% suppression)
250 Hz Filter:
245 Hz to 255 Hz ±1.5% additional level error.
156 Hz >38 dB (98.7% suppression)
200 Hz >20 dB (90.0% suppression)
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