Itheyibhile yereferensi yokukhethwa kwentambo yesithando somlilo esinyibilikayo

Ikhebula ‘s Icandelo lomnqamlezo eliqhelekileyo ( Mm 2 )	Ixesha elide elivumelekileyo langoku ( A )
	Ngama-1000 Hz			Ngama-2500 Hz			Ngama-8000 Hz
	Okona kubini	Ezintathu eziphambili	Ezine eziphambili	Okona kubini	Ezintathu eziphambili	Ezine eziphambili	Okona kubini	Ezintathu eziphambili	Ezine eziphambili
25	105	92	–	95	80	–	80	55	–
35	120	105	–	105	90	–	85	70	–
50	140	125	200	115	105	175	95	80	130
70	155	145	240	130	125	195	105	95	155
95	175	170	260	150	145	215	120	110	170
120	200	195	310	165	160	240	130	120	180
150	230	210	325	190	180	265	145	135	200

Qaphela: Ubushushu be-ambient yi-25 ℃, kwaye iqondo lobushushu lentambo alidluli kwi-50 ℃.