Table 1.

Properties of the transducers used for the experimental BSC measurements. In the first column, f₀ represents nominal center frequency of the transducer. G_p was calculated using the experimentally estimated focal distance F.

f0 (MHz)	f#	Diameter	Analysis bandwidth (MHz)	Gp range
2.25	2.7	0.75 in. (19.05 mm)	[1.2–3.4]	[3.6–9.9]
5	3	0.75 in. (19.05 mm)	[2.3–7.3]	[7.7–24.5]
7.5	4	0.75 in. (19.05 mm)	[3.1–11.5]	[8.0–29.4]
10	4	0.5 in. (12.7 mm)	[5.7–16.1]	[8.9–25.3]
10	2	1 in. (25.4 mm)	[4.3–14.4]	[28.2–95.0]
13	3	0.5 in. (12.7 mm)	[7.0–19.1]	[15.8–43.2]
15	2	0.5 in. (12.7 mm)	[7.1–20.1]	[23.4–66.9]
20	4	0.25 in. (6.35 mm)	[8.6–27.0]	[6.9–21.9]
20	3	0.25 in. (6.35 mm)	[8.9–28.6]	[8.9–28.6]