Chris ,

Tidak apa apa koq. , baru pasir saja tidak akan merusak transducer , kalau kebentur karang tuh mungkin akan mengakibatkan tranducer nya retak n kebocoran akan mengakibatkan " short circuit " .

Jon .

__________________
It's not what you don't know that gets you into troubles , it's what you know for sure that ain't so . Mark Twain .