Table 2.

Injected wave, acquired signal, and SNR of the head phantoms.

	Wave	V Max (mV)	V Min (mV)	V Pk-Pk (mV)	SNR (dB)
Function generator	Synthetic Signal	168.00	−192.00	360.00
Gelatin-based head phantom	Signal	164.92	−184.30	349.22	15.1
	Noise	3.08	−7.701	10.78
	Signal/Noise	0.054	0.024	0.032
Textile-based head phantom	Signal	166.83	−185.80	352.63	16.8
	Noise	1.17	−6.20	7.37
	Signal/Noise	0.142	0.03	47.84