sonic depth finder

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Explanation of "Sonic Depth Finder"

Definition:
A "sonic depth finder" is a device used to measure how deep water is or to find objects that are underwater. It works by sending out sound waves (ultrasound) and listening for the echoes that bounce back. By calculating how long it takes for the sound to return, the device can tell how deep the water is or how far away an object is.

Usage Instructions:

• Where to use it: You can use a sonic depth finder when fishing, boating, or exploring underwater.
• How it works: The device emits sound waves into the water. When these waves hit the bottom of the water body or an object, they bounce back to the device, which calculates the depth based on the time it took for the echoes to return.

Example:

• "Before we started fishing, we used the sonic depth finder to check how deep the water was in this area."

Advanced Usage:

In more advanced settings, a sonic depth finder can be connected to a computer or GPS system to provide detailed maps of underwater landscapes or to locate shipwrecks.

Word Variants:

• Depth Finder: A more general term that may not specifically refer to sonic or ultrasound technology.
• Sonar: The technology that sonic depth finders use, which stands for Sound Navigation and Ranging.

Different Meanings:

• In general, "sonic" refers to sound waves or anything related to sound. For example, "sonic boom" refers to the loud noise created when an object travels faster than the speed of sound.

Synonyms:

• Sonar (for the technology used)
• Echo sounder (another type of depth finder)
• Ultrasound depth gauge

Idioms and Phrasal Verbs:

While there are no specific idioms or phrasal verbs directly related to "sonic depth finder," understanding phrases like "dive deep" can relate metaphorically to exploring deeper meanings or understanding in conversations.

Summary:

A sonic depth finder is a useful tool for anyone interested in underwater activities, helping to find out how deep the water is or to locate submerged objects using sound waves.

Academic

Noun

1. depth finder for determining depth of water or a submerged object by means of ultrasound waves

Synonyms

• fathometer