My old Raymarine ST60 depth unit will read to over 600' in the right conditions. In the wrong conditions it reads to about 450'.
Jim Watts Paradigm Shift C&C 35 Mk III Victoria, BC On 22 February 2017 at 08:07, Joel Aronson via CnC-List < [email protected]> wrote: > My Ray/Airmar stuff reads to 600, then reads a random number. In the Gulf > Stream it must read thermal layers. > > Joel > > On Wed, Feb 22, 2017 at 10:59 AM, Della Barba, Joe via CnC-List < > [email protected]> wrote: > >> I sold a ton of Raytheon stuff back in the day that was supposed to read >> down to between 600 and 1500 feet. Modern combination GPS/fishfinder units >> should easily see 600 feet and some can pass 10,000 feet. >> >> Fishermen use these depth ranges. For sailing strictly to keep off a >> sandbar, the first 100 feet are important. I use a Standard Horizon DS41 >> unit that fits in a 2” hole and can forward NMEA data. In theory it reads >> 2-600 feet, but given my old transducer I have no idea if I could actually >> see that far. Offshore at night we used to see thermoclines and other stuff >> that looked like it was 300-400 feet deep. >> >> Joe >> >> Coquina >> >> >> >> *From:* CnC-List [mailto:[email protected]] *On Behalf Of >> *Matthew >> L. Wolford via CnC-List >> *Sent:* Wednesday, February 22, 2017 10:18 >> *To:* [email protected] >> *Cc:* Matthew L. Wolford <[email protected]> >> >> *Subject:* Re: Stus-List New sonar transducer >> >> >> >> I wondered that, too. I generally worry about less than 20 feet. >> >> >> >> *From:* Rick Brass via CnC-List <[email protected]> >> >> *Sent:* Wednesday, February 22, 2017 10:09 AM >> >> *To:* [email protected] >> >> *Cc:* Rick Brass <[email protected]> >> >> *Subject:* Re: Stus-List New sonar transducer >> >> >> >> Jeremy; >> >> >> >> In 24 years of keelboat ownership, covering several boats and several >> iterations of sounders and plotter/sounders from Raymarine, Garmin, >> Lawrence, and Standard Horizon, I don’t recall ever having a sounder that >> would work for depths over 200 feet. I suspect there are “professional” >> units that will do it, but also suspect they are more expensive than the >> units we would buy for our recreational boats. >> >> >> >> Maybe Fred Street can weigh in on what would be needed for greater depth. >> >> >> >> But my question is” Why do you need depths over 200 ft.?” >> >> >> >> Rick Brass >> >> Washington, NC >> >> >> >> >> >> *From:* CnC-List [mailto:[email protected] >> <[email protected]>] *On Behalf Of *Jeremy Ralph via CnC-List >> *Sent:* Wednesday, February 22, 2017 12:06 AM >> *To:* [email protected] >> *Cc:* Jeremy Ralph <[email protected]> >> *Subject:* Stus-List New sonar transducer >> >> >> >> Planning to install new thru hull transducer when I haul the boat in the >> coming weeks. Trying to decide on: i) a simple depth only display, or ii) >> a more elaborate chart plotter with depth. >> >> >> >> For chart and depth, I currently use my iPhone in a waterproof case on a >> RAM mount. Navionics for charts and for depth a SonarPhone TBox with an >> in-hull transducer. This works fine for my purposes but it would be good >> to have redundancy and something that works for deeper depths (>200ft). >> >> >> >> Any recommendations? >> >> >> >> Thanks, >> >> Jeremy >> >> >> >> >> >> >> ------------------------------ >> >> _______________________________________________ >> >> This list is supported by the generous donations of our members. If you >> wish to make a contribution to offset our costs, please go to: >> https://www.paypal.me/stumurray >> >> All Contributions are greatly appreciated! >> >> _______________________________________________ >> >> This list is supported by the generous donations of our members. If you >> wish to make a contribution to offset our costs, please go to: >> https://www.paypal.me/stumurray >> >> All Contributions are greatly appreciated! >> >> > > > -- > Joel > 301 541 8551 <(301)%20541-8551> > > _______________________________________________ > > This list is supported by the generous donations of our members. If you > wish to make a contribution to offset our costs, please go to: > https://www.paypal.me/stumurray > > All Contributions are greatly appreciated! > >
_______________________________________________ This list is supported by the generous donations of our members. If you wish to make a contribution to offset our costs, please go to: https://www.paypal.me/stumurray All Contributions are greatly appreciated!
