Filter
Top Products
Hearing Helper
™
Personal FM System • Model PFM 300 RCH
Hearing Helper
™
Personal FM System • Model PFM 300 RCH
ADAADA
©2006, Williams Sound Corp. MCAT
040B
NOTE: SPECIFICATIONS SUBJECT TO CHANGE WITHOUT NOTICE!
Acoustic Specifications:
ANSI 2.44 Test
FM Response (PFM R32)
Input: 80 dB random noise
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 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