Doc. No. 0012920 rev. E
Page 5 of 21
Typical performance data - ANSI 2cc coupler (Normal power)
Data in accordance with ANSI S3.22-1996. All sound pressure levels (dB SPL) refer to 20
μ
Pa.
Unless otherwise is stated, data are based on a battery Voltage of 1.35 V and internal impedance of 5 Ohm.
Tolerance
Unit
Full-on Gain (50 dB SPL input)
Max.
35
+/- 5
dB
Full-on Gain (50 dB SPL input)
HFA
32
+/- 5
dB
OSPL90
Max.
106
+3/-5
dB SPL
OSPL90
HFA
104
+/- 4
dB SPL
Total Harmonic Distortion
at 500 Hz
1.4
+ 3
%
at 800 Hz
1.5
+ 3
%
at 1600 Hz
1.6
+ 3
%
Equivalent input Niose w/o Noise reduction
23
+ 3
dB SPL
Frequency Range
200 - 5600
Hz
Current Drain
1.0
20
%
Typical battery life time
(battery type 10A)
77
hrs.
Max gain settings
250
500
1 kHz
2 kHz
4 kHz
6 kHz
G (80)
27
27
27
27
27
27
G (50)
39
39
39
39
37
29
Reference test gain
250
500
1 kHz
2 kHz
4 kHz
6 kHz
G (80)
25
25
25
25
25
25
G (50)
37
37
37
37
37
29
