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- by bluegiraffes18
- February 25th, 2015, 5:43 pm
- Forum: 2015 Question Marathons
- Topic: Crave The Wave B
- Replies: 67
- Views: 32739
Re: Crave The Wave B
an active sonar is where the systems makes sound, but passive sonar is when the object makes sound. with active, you listen for the echoes. i'm not sure if this is correct..
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