Frequency Weighting Characteristics; Of A & C Networks; Time Weighting (Fast & Slow) Characteristics - Lutron Electronics SL-4112 Operation Manual

Sound level meter
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10. FREQUENCY WEIGHTING
CHARACTERISTICS OF
NETWORKS
Frequency A Weighting
Hz
Charac.
31.5
-39.4 dB
63
-26.2 dB
125
-16.1 dB
250
-8.6 dB
500
-3.2 dB
1 K
2 K
+1.2 dB
4 K
+1 dB
8 K
-1.1 dB
11. TIME WEIGHTING (FAST &
SLOW) CHARACTERISTICS
Time Weighting Max. response
Charac.
F ( Fast )
S ( Slow )
C Weighting Tolerance
Charac.
-3 dB
-0.8 dB
-0.2 dB
0 dB
0 dB
0 dB
0 dB
-0.2 dB
-0.8 dB
-3 dB
ref. continuous signal
- 1.0 dB
- 4.1 dB
22
(IEC 61672 class 2)
± 3 dB
± 2 dB
± 1.5 dB
± 1.5 dB
± 1.5 dB
± 1.5 dB
± 2 dB
± 3 dB
± 5 dB
Tolerance
(IEC 61672 class 2)
+ 1 dB
- 2 dB
± 2 dB
0707-SL4112

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