SONAR Calculator
Calculate underwater distances and acoustic parameters using SONAR principles
Results
Reference Tables
Wavelengths at Typical Frequencies
12 kHz: 125.00 mm
38 kHz: 39.47 mm
200 kHz: 7.50 mm
Round-Trip Times for Depths
100 m: 133.33 ms
500 m: 666.67 ms
1000 m: 1333.33 ms
4000 m: 5333.33 ms
Formulas Used
Distance: d = (c × t) / 2
Transmission Loss (spherical): TL = 20 log₁₀(r)
Echo Level: EL = SL - 2×TL + TS