I know this forum is about Minelab E-Trac metal detector, but I was so impressed with the E-Trac that I went and got an Excalibur II to compliment my E-Trac. The E-Trac coils are water proof but if you get the control unit wet you have a very expensive nonfunctioning detector. Most of you know that the Excalibur uses the same technology as the E-Trac. I took the Excal out today for its maiden voyage, went down to the Boise river. I already have waders from fly fishing so that setup works quite well, I never went more than knee deep. Idaho has a lot of lakes and rivers and most of our rivers are favorite rafting destinations. I found a few coins right away, it is strange not having a display to use to tell what you might have. I found 6 quarters and they sound about the same on either machine. Dimes are pretty close too. After one day of swinging the Excal and I can tell you that you won