Re: [PSUBS-MAILIST] Re: SONAR

[Lew Clayman <lew_clayman@yahoo.com>]

--- Matt Cadieux <compkid15@earthlink.net> wrote:
> The change of medium is correct but the hitting against the air would
> "Bounce" SOME of the signal back and a normal fish finder will probably not
> work with the transition from water to air.  I tried it on a robot I built.
> I very precise sonar may work but one of the regular ones most people have
> won't detect enough of the change.  I'll find out for sure for you.

PS to previous, I see somebody already is testing this... never mind

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"Yo no soy marinero / Soy capitan"
          - Traditional Mexican Lyric (La Bamba)
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