
Doc. No. 0012680 rev. E
Page 4 of 16
Technical Manual for Discover V BTE
Typical performance data - IEC 118-7
No battery is required during programming - power is supplied via prog. cable CS45
Data in accordance with IEC 118-7. 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 impedance of 5 Ohm.
Tolerance
Unit
Reference test gain (60 dB SPL input)
at 1600 Hz
37
+/- 5
dB
Full-on gain (50 dB SPL input)
Max.
57
+/- 5
dB
at 1600 Hz
47
+/- 5
dB
Maximum output (90 dB SPL input)
Max.
126
+/- 4
dB SPL
at 1600 Hz
120
+/- 4
dB SPL
Total harmonic distortion
at 800 Hz
0.5
+3
%
at 1600 Hz
0.3
+3
%
Telecoil sensitivity (1 mA/m input)
Max.
88
+/- 6
dB SPL
Telecoil sensitivity (10 mA/m input)
Max.
108
+/- 6
dB SPL
Equivalent input Noise w/o Noise reduction
25
+3
dB SPL
Frequency range (DIN 45605)
160-6000
Hz
Current drain
1.2
+20%
mA
Typical Battery Life Time
Battery type 13
217
hrs