Forgot one. 4 Autopilot before GPS Andy C&C 40 Peregrine
On Thu, Jan 16, 2014 at 8:35 AM, Andrew Burton <a.burton.sai...@gmail.com>wrote: > In order? > 1 Depth > 2 VHF > 3 Stereo > 4 GPS > 5 Plotter > 6 Speed > 7 wind > 8 radar or AIS, depending on area of use; offshore, I'm not sure that AIS > isn't the more valuable tool > 9 SSB > > Andy > C&C 40 > Peregrine > > > > On Thu, Jan 16, 2014 at 8:30 AM, Dr. Mark Bodnar > <drbod...@accesswave.ca>wrote: > >> >> For me this brings up a good question. I'm intrigued to hear that >> Curtis's new GPS has several additional features I didn't expect. >> >> If you were starting from scratch - what electronics would you put on the >> boat. >> Speed and depth are obvious. Seems thru hull depth sounder is preferable >> if you don't already have a hole. >> Mast head wind instruments? >> Chartplotter/GPS? Handheld GPS backup? >> VHF and handhelf VHF >> Later on the list an autopilot >> Not sure about radar - we get pretty serious fog, but not sure how much >> I'll be out sailing in it >> >> I've read lots about the challenges of getting different systems to talk >> - so I assume a suite of electronics from one manufacturer would be >> simpler. Preferences - quality, cost, value >> >> Not like I'm going to jump in all at once, but my new boat only has >> speed, depth and a VHF - and I expect I'll be adding to that as I move >> forwards - I want to make sure I don't have to go backwards because I made >> a bad early choice. >> >> Thoughts appreciated, >> Mark >> >> --------------------- >> Dr. Mark Bodnar >> B.Sc., D.C., FCCOPR(C) >> Bedford Chiropractic >> --------------------- >> >> There is no cure for birth and death save to enjoy the interval. >> - George Santayana >> >> On 16/01/2014 8:31 AM, Curtis wrote: >> >> Glad you guys are sharing this. This is my First time learning how to use >> the gps. I sail in sight of land most of the time. I do want to learn and >> go of shore this spring. If fact, That's why I got a new GPS. keep in mind >> I have been studying paper charts and dead reckoning I do understand that >> the fundamentals should not be bypassed in lew of technology. I will be >> using the GPS/ Sonar and I find that is a great tool. You got to admit it. >> It gives me Local weather, temp, sonar Depth, Local marinas with phone >> numbers, it gives me tides and velocity, It has a WiFi hot spot.It has >> anchor drag alarms. It has a snooze alarm. The modern Garmin is not junk. >> How ever that being said, It is a tool and only a tool. I've seen paper >> charts that if followed you would be high and dry on a sand bar as well. >> They are all tools and should be used only with a human looking and seeing >> and using piloting skills learned form experience. I think as far as tool >> go for helping a sailor find his way its a great invention. We should not >> be afraid of technology but we should never forgo basic fundamentals on >> navigation. >> there in a nut shell is my 2 cents. >> Cheers, Curtis >> >> >> >> On Wed, Jan 15, 2014 at 9:19 PM, Rick Brass <rickbr...@earthlink.net>wrote: >> >>> About 15-20 years ago, when GPS started to become ubiquitous, it was >>> not uncommon to hear about GPS assisted groundings where a skipper set a >>> waypoint here, and a waypoint over there a few miles, and forgot to look at >>> the shoal or headland between the two waypoints. So much so that the Power >>> Squadron Piloting course segment on GPS navigation was changed to teach >>> folks to avoid the situation. >>> >>> >>> >>> Then when GPS accuracy increase significantly, there was rash of GPS >>> assisted collisions with objects. I had a friend, a two time >>> circumnavigator with decades of wxperience, who used a channel market for a >>> waypoint and left a big blue paints stripe on the marker as his boat >>> scraped along side. And a far less experienced local was bringing his >>> new-to-him Bermuda 40 home under full sail, using all those expensive >>> instruments to steer the boat, when he ran head on into a channel turning >>> marker mounted on a dolphin made of 3 12” telephone poles. Actually I was >>> really impressed by the Bermuda 40, which had bent the polished stainless >>> CQR and the bow pulpit when it hit the dolphin, but which did not even >>> crack the fiberglass of the boat. Again the course was changed to teach >>> offset waypoints. >>> >>> >>> >>> Now you hear about the occasional collision between boats using almost >>> the same waypoints to steer a route. And on my recent delivery up the ICW >>> from Port Royal to Pamlico Sound, I saw an uncomfortable number of boats >>> who seemed to be following the ”Magenta Line” with no one at the helm. I >>> can recall several stretches of the ICW where I was firmly in the middle of >>> the cut, but the boat icon was in the weeds on the chart and the Magenta >>> Line was a fair bit away from it. At times like that is is good to recall >>> that the positions shown on the chart were determined 25, 45, 65, or more >>> years ago by using methods far less accurate than GPS. >>> >>> >>> >>> Makes sense that the warning on electronic navigation devices say they >>> should not be your only means of navigation. The rule should be that you be >>> at the helm and keep your eyes out of the boat. >>> >>> >>> >>> Maybe the GPS should have a button that needs to be pressed at random >>> intervals of 2 minutes or less, and if not pressed the boat stops. Think of >>> it as a sort of “deadman switch” for the terminally stupid boater. >>> >>> >>> >>> *From:* CnC-List [mailto:cnc-list-boun...@cnc-list.com] *On Behalf Of >>> *Dennis >>> C. >>> *Sent:* Wednesday, January 15, 2014 4:44 PM >>> *To:* Cn Clist >>> *Subject:* Stus-List Setting GPS Waypoints (long) >>> >>> >>> >>> I made a transit with a learning sailor who had just bought a new >>> handheld GPS. It was a lower priced model with a map but not a true >>> chartplotter. He wanted to see The Rigolets, the outlet of Lake >>> Pontchartrain, so he wouldn't be intimidated should he ever do it himself. >>> >>> >>> >>> As we made turn after turn along the route, I noticed he wasn't setting >>> any waypoints in his GPS. I mentioned it and he said he didn't need to >>> because all the marks were in the pre-loaded database in the GPS. I >>> suggested to him that it might be a good idea to have waypoints set in the >>> middle of the channels where he wanted to turn rather than using the fixed >>> marks that lined the channel. He thought about it and then the light came >>> on. >>> >>> >>> >>> On another occasion, I helped a friend bring his new boat home from >>> across the lake. It had a nice Raymarine charplotter. Imagine his >>> amazement when, as we motored down the middle of Mandeville Harbor, the >>> symbol for the boat on his chartplotter went through the middle of the >>> seawall on our port side. What if the visibility had been zero and we were >>> totally relying on the chartplotter? I have a waypoint set a hundred yards >>> or so off the entrance. I can arrive at the mark then feel my way into the >>> harbor entrance in low visibility once I have visual contact with the >>> lights or seawalls. >>> >>> >>> >>> I have two fixed mount GPS's and 1 handheld (kept in a waterproof pouch >>> with the batteries removed). The fixed mounted GPS's are at the >>> helmstation and navstation and are routed through a switch so that one or >>> the other is interfaced with the instruments and autosteerer. >>> >>> >>> >>> Anyway, relative to the subject line, ALL the waypoints in my GPS's are >>> *OBSERVED*, That is, I took the boat to the spot where I wanted the >>> waypoint and hit the "Mark" button on the GPS unit. If I'm not comfortable >>> with it, I've been known to swing the boat around and go back and re-mark >>> it. I always delete the other one. >>> >>> >>> >>> If I'm going somewhere new, I may enter a waypoint from a chart but once >>> I reach that point, I may adjust it according to where I really want it >>> when I observe the conditions at the waypoint. >>> >>> >>> >>> I'm always amazed at how many boaters use government marks, bridges, >>> etc. for waypoints. For instance, I set a waypoint on either side of a >>> bridge opening. I don't want to use the center of the opening. Never know >>> when you're going to arrive in a thick fog or other adverse conditions. >>> Government marks, buoys, bridges, etc. are things to be avoided, not to be >>> used for waypoints. >>> >>> >>> >>> My mid-channel waypoints are set such that I am well away from points, >>> shoals, etc. If I need more than one waypoint to navigate safely around a >>> bend, I set them. I can always cut the corner in good visibility. >>> >>> >>> >>> So, the next time you enter a waypoint in your GPS, ask yourself "Is >>> this REALLY where I want my boat to be in zero visibility?" >>> >>> >>> >>> Still, having waypoints you are comfortable with doesn't relieve you >>> from maintaining a diligent watch or totally, completely trusting them. >>> Remember, aids to navigation and navigational aids are used to help you, >>> the boatowner, skipper, to properly navigate. >>> >>> >>> >>> I still have paper charts on board and, although I don't have a sextant, >>> I do know how to determine my position by triangulation using a hand held >>> compass and charted objects on the shore and waterways. The paper charts >>> are always out for reference every time I make a long passage. >>> >>> >>> >>> Dennis C. >>> >>> Touche' 35-1 #83 >>> >>> Mandeville, LA >>> >>> _______________________________________________ >>> This List is provided by the C&C Photo Album >>> http://www.cncphotoalbum.com >>> CnC-List@cnc-list.com >>> >>> >> >> >> -- >> >> *At sea, I learned how little a person needs, not how much. - Robin Lee >> Graham* >> >> >> >> _______________________________________________ >> This List is provided by the C&C Photo >> Albumhttp://www.cncphotoalbum.comcnc-l...@cnc-list.com >> >> >> >> _______________________________________________ >> This List is provided by the C&C Photo Album >> http://www.cncphotoalbum.com >> CnC-List@cnc-list.com >> >> > > > -- > Andrew Burton > 61 W Narragansett Ave > Newport, RI > USA 02840 > http://sites.google.com/site/andrewburtonyachtservices/ > phone +401 965 5260 > -- Andrew Burton 61 W Narragansett Ave Newport, RI USA 02840 http://sites.google.com/site/andrewburtonyachtservices/ phone +401 965 5260
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