Table 1. Details of stimuli presented to ferrets.

Ferret	Stimulus duration (ms)	Repetitions	Interstimulus interval (s)	Frequency range (Hz)
1	100	10	0.75	1259–41687
2	500	12	1.50	1047–28840
3	100	10	1.33	1259–41687
4	100	10	1.33	1259–41687
5	500	12	1.50	346–28840
6	500	20	1.50	346–28840
7	500	12	1.50	1047–28840
8	500	12	1.50	1047–28840