hydrophone

8.21  hydrophone. Transducer that produces electric signals in response to waterborne acoustic signals. Annotation              Transducer may initially convert waterborne acoustic signals to...

axial source level

8.20  sonar source level; axial source level. Sound pressure level on the axis of the sound projector measured in the far-field and scaled back to a standard reference distance of 1 meter from the effective acoustic center of the projector. Unit, decibel...

sonar source level

8.20  sonar source level; axial source level. Sound pressure level on the axis of the sound projector measured in the far-field and scaled back to a standard reference distance of 1 meter from the effective acoustic center of the projector. Unit, decibel...

sonar dome insertion loss

8.18  sonar dome insertion loss. Difference in transmission loss between the electrical terminals of a transducer and an external field point at which the signal is received, with and without the sonar dome. Unit, decibel (dB)....