Early echo sounder used to detect submarines
Let's find possible answers to "Early echo sounder used to detect submarines" crossword clue. First of all, we will look for a few extra hints for this entry: Early echo sounder used to detect submarines. Finally, we will solve this crossword puzzle clue and get the correct word. We have 1 possible solution for this clue in our database.
Related clues
- Early form of sonar developed by Robert William Boyle
- British sub-detection apparatus
- Created towards the end of First World War and further developed by the Royal Navy, a British version of Sonar
- Echo-sounder, early form of sonar
- Early form of sonar developed by the British between the two world wars (inits)
Possible answers
- A
- S
- D
- I
- C