TABLE 4.

Sound quality descriptions and sound quality matches at Time 2.

Subject #	Experience months	Description	Match
1	39	Clear, crisp, detailed, dynamic, full, lush, normal, rich	Formant + 100 Hz; F0 + 80 Hz; F0 contour 25%; Smear High; HP 400 Hz; Metallic
2	17	Clear, normal, rich, tinny	Formant + 140 Hz; F0 + 10 Hz; Pitch contour 70%; Smear Medium
3	30	Aggressive, boom-y, normal, spacious	Formant + 320 Hz; F0 + 10 Hz; Smear Medium
4	41	Blurred, congested, computer-like, Mickey-mouse like	Formant + 500 Hz; Pitch + 50 Hz; Pitch contour 0%; Smear None; BP 400–5000 Hz; Noise VC 12 channel
5	47	Blanketed, computer-like, dynamic, normal, smooth, warm	Formant no shift; Pitch + 30; Pitch contour 100% Smear High; High pass 400 Hz