ECHO-SOUNDER Crossword Clue
ECHO-SOUNDER Crossword Clue
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Crossword Puzzle Infos
An echo-sounder is a device used to measure the depth of water. It works by sending out sound waves and measuring the time it takes for them to return. The term 'echo-sounder' is also sometimes referred to as 'sonar', which is an acronym for 'Sound Navigation and Ranging'. This device is used in many different industries, such as fishing, navigation, and underwater exploration.