No Parameters Value
1 Source Level: SL = 20 log (VTX)+TVR 220 dB
2 Directivity Index: DIT=DIR 30 dB
3 Transmit Voltage Response: TVR 170 dB
4 Open Circuit Voltage Response: OCVR -178 dB
5 Detection Threshold: DT -71 dB
(VRX =±3mV rms )
6 Ambient Noise Level: NL 30 dB
7 Gain 60 dB (variable from 20 dB to 60 dB)
8 Absorption coefficient: a 0.0457 dB/m
9 Operating frequency: f 200 kHz
Table 1: Acoustic parameter for measuring detection range.