Raw traces of tympanal vibration in response to combined signal and masker under conditions of masker source located near (grouped) or far (separated) from signal source.

Ipsi- and contralateral refer to the masker. Signal pulses were repeated at 400 ms intervals during continuous masker broadcast.

同侧（ipsilateral）与对侧（contralateral）均指代掩蔽刺激（masker）。在掩蔽刺激持续播放期间，信号脉冲以400 ms的间隔重复呈现。