Topic summary
Active acoustics

Extracted from the Wikipedia article Sonar.
External links
- Active acoustics
- Baffles (submarine)
- Bistatic sonar
- Echo sounding
- Fessenden oscillator
- GLORIA sidescan sonar
- Multibeam echosounder
- Passive acoustics
- Scientific echosounder
- Side-scan sonar
- Sonar beamforming
- Sonobuoy
- Surveillance Towed Array Sensor System
- Synthetic aperture sonar
- Towed array sonar
- Upward looking sonar