Hydrophone
part · 1914 · Electric age
A microphone for water.
Principles and materials it uses
- Piezoelectric effect — uses. A piezo element.
- Copper — is made of. The conductors are copper.
Where it is used
- Sonobuoy — is part of. A hydrophone.
- Sonar — is part of. The receiver.
- Echo sounder — is part of. A hydrophone listens for the echo.
What it is a kind of
- Microphone — is a kind of. An underwater microphone.