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Technical specifications 7.1 General technical data of the device
7.1.1 Test parameters:
Measure Features
Pure-tone audiometry
-AC sound intensity: -10 to 100 dB HL
-No intensity available: 5 dB
-Acoustic Stimulation: 125Hz to 8kHz
-Narrowband masking noise: 1/3 octave
-Manual operation
-Automatic operation
Centre
frequency
(Hz)
Masking noise CA audiometry
Lower cut-off
(Hz)
Upper cut-off
(Hz)
Max. power
*
(dB EM)
min = -10 dB EM
Max. power
*
(dB HL)
min = -10 dB HL
125 111 140 60 70
250 223 281 80 90
500 445 561 90 100
750 668 842 90 100
1 000 891 1 120 90 100
1 500 1 340 1 680 90 100
2 000 1 780 2 240 80 90
3 000 2 670 3 370 80 90
4 000 3 560 4 490 80 90
6 000 5 350 6 730 80 90
8 000 7 130 8 980 80 90
*Depending on the type of stimulator chosen, the device is capable of reaching slightly higher maximum
values than those indicated
Information about the transducers and the calibration method used can be found on the calibration certifi-
cate.