Operation Manual easyTymp
8111254 Rev. 7.0
48
02/16
Reflex calibration standards and spectral properties:
General
Specifications for stimulus signals are made to follow IEC 60645-5
Ipsi- and Contra-
Pure tone:
3 dB
lateral Earphone
Broad-band
noise (BBN):
Spectral properties:
MAICO Standard
As “Broad-band noise” specified in IEC 60645-
5, but with 500 Hz as lower cut-off frequency.
General about levels:
The actual sound pressure level at the eardrum
will depend on the volume of the ear.
The risk of artifacts at higher stimulus levels in reflex measurements are minor and will not
activate the reflex detection system
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