You certainly have some challenging bottom there. I have never had to worry about snagging a gas station.
Jim Watts Paradigm Shift C&C 35 Mk III Victoria, BC On 10 February 2014 10:46, Jean-Francois J Rivard <jfriv...@us.ibm.com>wrote: > Hi Fred, > > I agree on the bow vs stern and turbulence points. I thought about that > as well. The thing is, I have no plans to use this while underway (The > charplotter itself will take care of the depths while underway) . In fact > there are a couple "More reasonable" bronze HD transducers in the 700.00 > range I could install on the spot where my old depth transducer is, ahead > of the keel and neater install / more functional but I really don't want > the drag for racing > > This would strictly be for picking an anchoring spot, do a couple slow > motoring flybys to scan the area and pick a spot where I wont snag a tree, > car, house, or something else stupid, then anchor. The lake is a submerged > valley complete with streets houses a gas station and other stuff.. > > I might use it to see if there are a few fishies we could snag for a fresh > dinner however.. > > You gave me an idea.. I might not mount it at all and just make some kind > of pole arrangement that could be hung from the bow or stern pulpit when > needed and stowed the rest of the time. > > Thanks, > > -Francois > > > > > > > Given that the bronze through-hull Structure Scan transducer is $1200+, > I?m not surprised that you would try the skimmer. Just remember that > you?re going to have to be sailing flat (or motoring) in order for it to > work with any degree of reliability, or even be underwater at all, given > heeling; and there may be enough turbulence off the transom that it won?t > read well, unless you?re just barely making way. > > Also, at the transom, you?ll bee seeing what the bow already passed, > rather than what?s below it. > > Fred Street -- Minneapolis > S/V Oceanis (1979 C&C Landfall 38) -- on the hard in Bayfield, WI :^( > > On Feb 10, 2014, at 10:23 AM, Jean-Francois J Rivard <jfriv...@us.ibm.com> > wrote: > > > Hi folks, > > > > While my boat will be on the hard for a few weeks I'm thinking about > adding an inexpensive (but HD) skimmer (Retractable / removable) transom > mount sonar transducer. > > The idea behind the skimmer is that 1) it's 1/3 the price, 2) No through > hull required 3) We can fabricate a bracket that would make it retractable > / removable when I'm not using it > > > > Why Sonar? Because our lake is notorious for eating anchors, my > chartplotter has it all built-in, and adding this transducer is simple plug > and play: > http://www.starmarinedepot.com/simrad-structurescan-hd-skimmer-transducer.html?gclid=CIjOj4T1wbwCFaZAMgodhX8AFg > > > > At 238.00 this transducer is cheaper than replacing my pricey Delta > anchor once. > > > > I almost lost the anchor last year, I had to use the Spinnaker winch to > pull it up and half a tree emerged along with the anchor, good thing the > tree was rotted enough to break. From what I'm told I got lucky. > > > > Is there any reason I would not want to rig this on my stern somehow? > > > > Thanks in advance, > > > > Francois Rivard > > 1990 C&C 34+ "Take Five" > > Lake Lanier, Georgia USA > > _______________________________________________ > This List is provided by the C&C Photo Album > http://www.cncphotoalbum.com > CnC-List@cnc-list.com > >
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