ACOUSTIC SPECIFICATIONS
ANSI 2.44 TEST
FM Response (PFM R31, R32)
Input: | 80 dB random noise |
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Device: | KEMAR mannequin with BTK 3550 Tester | ||
Y: | 80.0 dB 80 db | Main Y: | 34.1 dB |
X: | 100 Hz + 8 OCT LOG | Main X: | 4 kHz |
ANSI S3.22–1987 TEST
FM Response (PFM R31, R32)
MINIMUM LOW CUT (TONE SET TO LOW)
Max. SSPL90: | 135.8 dB at 500 Hz |
HF Avg SSPL90: | 127.1 dB |
HF Avg Full On Gain: | 37.7 dB at 60 dB in |
Reference Test Gain: | 38.1 dB |
Response Limit: | 80.1 dB F1=200 Hz, F2=8 kHz |
Total Harmonic Dist: | 3.6 % at 500 Hz |
| 3.9 % at 800 Hz |
| 2.2 % at 1600 Hz |
MEDIUM LOW CUT (TONE SET TO MID) | |
Max. SSPL90: | 135.5 dB at 600 Hz |
HF Avg SSPL90: | 127.1 dB |
HF Avg Full On Gain: | 36.8 dB at 60 dB in |
Reference Test Gain: | 37.3 dB |
Response Limit: | 79.4 dB F1=200 Hz, F2=8 kHz |
Total Harmonic Dist: | 3.4 % at 500 Hz |
| 3.4 % at 800 Hz |
| 2.2 % at 1600 Hz |
MAXIMUM LOW CUT (TONE SET TO HI) | |
Max. SSPL90: | 133.5 dB at 1000 Hz |
HF Avg SSPL90: | 127.0 dB |
HF Avg Full On Gain: | 35.4 dB at 60 dB in |
Reference Test Gain: | 35.8 dB |
Response Limit: | 78.01 dB F1=200 Hz, F2=8 kHz |
Total Harmonic Dist: | 1.1 % at 500 Hz |
| 2.7 % at 800 Hz |
| 2.1 % at 1600 Hz |
Environmental Mic Response (PFM R31 Only)
NO TONE MODIFICATION |
|
Max. SSPL90: | 134.8 dB at 500 Hz |
HF Avg SSPL90: | 126.4 dB |
HF Avg Full On Gain: | 40.9 dB at 60 dB in |
Reference Test Gain: | 40.8 dB |
Response Limit: | 81.1 dB F1=200 Hz, F2=8 kHz |
Total Harmonic Dist: | 1.1 % at 500 Hz |
| 1.1 % at 800 Hz |
| 0.3 % at 1600 Hz |
Environmental Mic Response (PFM R31
Only)
Input: | 80 dB random noise |
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Device: | KEMAR mannequin with BTK 3550 Tester | ||
Y: | 80.0 dB 80 db | Main Y: | 50.2 dB |
X: | 100 Hz + 8 OCT LOG | Main X: | 4 kHz |
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