Table 1.

General description of the stimuli

StimulusStarting frequency (kHz)Frequency range (kHz)Slowest rate of modulation (kHz/sec)Fastest rate of modulation (kHz/sec)Direction1-aMaximal amplitude (dB)1-b
12.62.6–4.52450+/−−7.3
24.24.2–5.62830+/−−3.9
34.23.0–5.44895+/−−8.7
45.43.0–5.4481-c−−8.7
54.14.1–4.9101-c+−7
64.94.1–4.9261-c−−13.8

  • ↵F1-a +, Rising frequency; −, falling frequency.

  • ↵F1-b With respect to an arbitrary common level.

  • ↵F1-c Only one direction.