[Rhodes22-list] Sailing electronics.

[Michael D. Weisner]

Mary Lou,

I think that the original discussion with your pix was at:
http://www.nabble.com/depth-transducer-Re%3A-GPS-and-Depth-Finder-p2372016.html

Mike
s/v Shanghai'd Summer ('81)
Nissequogue River, NY

From: "Mary Lou Troy" <mtroy at atlanticbb.net>Sent: Monday, November 03, 2008 
2:25 PM
> Bill,
> I think that was us with the fishfinder transducer mounted on the PVC
> pipe hanging from the stern rail. It works well and doesn't get
> fouled because it can be raised out of the water when not in use. We
> use the depth mostly for navigating (in the channel?, out of the
> channel?, following a depth contour around a point of land, etc.)
> Don't have time to hunt for the links right now but I posted pictures
> in January 2006 if someone wants to hunt it up in the archives.
>
> Mary Lou
>
>
> At 01:47 PM 11/3/2008, you wrote:
>>Thanks Rummy that does make it a lot clearer. Is yours still on
>>some  PVC hanging off the back of your boat ?
>>
>>  Bill Davidge
>>
>>
>>
>>
>>________________________________
>>From: "R22RumRunner at aol.com" <R22RumRunner at aol.com>
>>To: rhodes22-list at rhodes22.org
>>Sent: Monday, November 3, 2008 1:03:15 PM
>>Subject: [Rhodes22-list] Sailing electronics.
>>
>>
>>People,
>>Not only are we way over thinking this, but you are forgetting some very
>>basic details. First, a GPS receives signals from space, usually a
>>minimum of at
>>least four satellites at the same time. It has to have a clear view of the
>>sky,  not impeded by the pop top or other obstacles.
>>A fish finder will also work as a depth sounder. Mounting the puck 
>>requires
>>a place where there is little disturbed water for clarity.....meaning an
>>accurate reading for depth, contour and fish. Some also give you water
>>temperature. Placing the puck in the lazzerette is handy, but you
>>will get  disturbed
>>water. The further forward you mount it, either thru hull or
>>epoxying  it to the
>>glass, the better the readings will be. That being said, you must be 
>>careful
>>not to place it where the glass is to thick or you will get false 
>>readings.
>>Attached is a drawing showing an easy method to mount the puck without
>>glassing it in.
>>Lap top computer circuitry does not like salt or humid air. It especially
>>does not like a dunking. My personal experience with computers on
>>boats has not
>>been good.
>>
>>Rummy
>>
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