The Year`s Top Gear - DMK Yacht Instruments
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1. The box s Wi Fi signal can be re ceived by Wi Fi ready devices and can be adjusted to send to three different receivers Setup is straightforward for a multiplexer it has a rat s nest of wires but connections are pretty plain The user manual website and free iPad app are great as is their tech support SELDEN GX15 Top down furlers furling systems de signed to handle asymmetrical spin nakers have proven to be a legitimate means of taking the dra ma out of spinnaker set ting and dousing In the February 2014 issue we wrapped up a two part test of these furlers it in cluded the Colligo CN3S Karver KSF2 Profurl Spinex 2 5 Ronstan Se ries 120 and the Seld n GX15 Bearing systems pins clips and how the endless reefing line is reeved differed from unit to unit All featured half inch diameter anti torsion lines but the line details and terminal fittings varied We tested the furlers ease of instal lation use and construction quality We also carried out on the water test ing where testers found that although the furlers with larger diameter furling sheaves were slower this design made it easier to haul on the furling line In our workshop the test jig imposed tension on the torque rope and a sec ondary line added side load to find out how much tension had to be placed on the furling line in order to wind up each 24 SEPTEMBER 2014 sail Testers also disas sembled mechanically f2. the appearance on their wind data pages On the NKE Multigraphic our Best Choice display we tested interface user friendliness by counting the number of actions it takes to access key data The feature rich display allows precise calibration of apparent wind angle and boat speed displays for Au tomatic Identification System data alarms for wind speed wind angle both true and apparent and system related elements and the ability store information for 48 hours Each display was rated according to ease of installation display quality and features The largest display we tested the NKE has a color transflective LCD with embedded LED backlighting It is clearly visible at dificult angles and through polarized glasses and it auto matically adjusts to the lev el of sunlight The function buttons were also glove friendly 2 As with our an emometer tests we found other more affordable displays for the cruising sailor on a budget but Alpenglow Bulkhead NKE HR NKE Multigraphic Alpenglow Overhead for those for whom price is not a fac tor the hyper featurized NKE Multi graphic will tell you almost everything you need to know about the wind It s a 2014 Editors Choice pick DMK MULTIPLEXER Linking laptops to nav gear has never been easier with new wireless multiplex ers that allow multiple electronic devices to feed data to your devices We evalu ated four multiplexers
3. Unlike other heaters the Quick Nau tique showed no sign of ferrous met al parts The boiler is made of highly corrosion resistant 316L stainless steel the outer shell where corrosion conditions are not so hostile is a pol ished 304 grade stainless steel While the overall construction quality of the Quick Nautique BX2012 and Sigmar Marine s BC30 UC08 were both very good in the end the Quick Nautique s blend of quality materials and work manship earned it our top pick and a place on the 2014 Editors Choice list SHIELDS POLY X We reported on our long and harrowing PRACTICAL SAILOR BLUE WATER Copper Pro SCX 67 Ablative Copper Pro SCX 67 Hard Copper Shield SCX 45 Ablative Copper Shield 45 Hard Kolor EPAINT EP2000 INTERLUX Micron 66 Micron CSC VC Offshore Ultra PETTIT Trinidad SR Trinidad Hydrocoat Horizons Vivid SEA HAWK Sharkskin Tropikote Tropikote Biocide Plus Biocop TF Cukote Biocide Plus Bold Paints rated best in three straight tests of 24 months each Reformulated in 2012 quest to reduce head odor a 30 month test of sanitation hoses in the De cember 2013 issue The test which in volved backyard bench testing with mini holding tanks and ocean testing aboard a PDQ 32 catamaran featured a cross section of popular marine hoses Trident Marine s 101 102 EPDM hose SeaLand s OdorSafe Plus a PVC and ac rylonitrile butadiene rubber hose Rar itan Eng
4. own display which is designed to in terface with NMEA 2000 systems but can be modified for standard NMEA 0183 output Assembly is straightforward with the NKE HR The anemometer base is 5 inches above the mount base when installed although it has an optional mount to place the sensor in cleaner air The NKE anemometer and vane were extremely sensitive in light wind While the average cruising sailor will do fine with one of the other less expensive units in our test the NKE was clearly the specialist in this field earning it a spot on the Editors Choice roster NKE MULTIGRAPHIC It s dusk on an overcast gusty day and raw data is pouring into your wind dis play from the masthead GPS and knot log Can you rely on your wind instru ment displays to give you the informa tion you need quickly and clearly In PRACTICAL SAILOR 2014 EDITORS CHOICE our second install ment on wind sen sors see PS March 2014 online we tested a few dis plays including the Raymarine i60 the B amp G Tri ton T 41 Garmin GMI 20 and NKE Multigraphic as well as two wireless units the Ray marine MN100 2 and Nexus nxWind Plus We tested all units with their respec tive wind transducers and where possible we interfaced the units with GPS data from a multifunction display either a Garmin 741xs or a Ray marine e7D In a few cases wind data was also output to one of the two multifunction displays MFDs to evaluate
5. the antenna of our RFI sensing VHF radio right on this light without even raising a whisper Both of these Alpenglow LED cabin lights grabbed the honor of becoming Editors Choice products NKE HR For better or for worse the modern cruising sailor is becoming more like an airplane pilot Safe ly ensconced out of the WWW PRACTICAL SAILOR COM wind the helmsman relies on wind sen sors to do everything from gauge wind speed to direct the autopilot So which devices can you count on to carry out these tasks We launched a multi part series of tests on wind instruments to find out In our first installment see PS March 2014 online testers looked at seven traditional wind sensing units that use paddlewheels and rotating vanes to col lect wind data Our test field included the NKE HR Nexus nWind now known as the Garmin gWind Garmin GWS 10 Raymarine Tacktick wireless Rayma rine i60 Wind System B amp G Triton 508 and the Sailtimer Testing was done indoors using a homemade wind tunnel Speed was measured with two wind meters at a fixed location compared to the sensors in normal conditions and then for the affect of heeling Made of anodized and machined aluminum ona stainless steel brack et the NKE HR which also sends temperature data is NKE s top racing unit and was the most rigid sensor when mounted Both the lightweight carbon fiber vane and the cup anemometer moved smoothly The NKE has its
6. with a lifetime warranty against permeation At 19 62 per foot it isn t cheap but when it came to controlling odor this was money well spent AWAB amp ABA Inatwo part test completed in the sum mer of 2014 see PS August 2014 online Practical Sailor evaluated stainless steel hose clamps from 11 manufacturers in cluding Shields ABA Murray AWAB Breeze American Valve Ideal Tridon Trident Koehler and Norton We tested sizes 28 for hose sizes 15 16 to 2 inch es and 32 for hoses 14 to 2 inches The tests compared compression torque failure and long term corrosion resistance For compression testing we tightened each clamp to 50 inch pounds and measured clamp compression at that torque The manufacturers we spoke with generally agreed that a torque of 45 to 60 inch pounds is sufficient for criti cal hose compression through hulls exhaust hose and that 15 to 20 inch pounds is normal for non critical hoses potable water supply lines To measure the clamps failure points we tightened them ona PVC pipe until the hose clamp 22 SEPTEMBER 2014 broke or began to slip Based on our experi ence corrosion is the chief cause of hose clamp failure so we were most interested in the clamps resistance to corrosion All test clamps were attached to a 2 inch PVC pipe and immersed in a saltwater bath for 18 months Two winners emerged from the corrosion bath the clamps from AWAB and ABA These wor
7. astened components and used magnets to evaluate the alloy type and quality of furler hardware Seld n s GX15 han dled furling tasks quite nicely but from a cruiser s perspective what set it apart was its robust construction At the heart of the drive system is a stainless steel axle shaft that snap shackles to the tack At the opposite end of this 2 inch shaft is a unique compression fitting that locks in the torque rope The 5 9 inch diam eter sheave spins on a stainless steel thrust bearing We found no magnetic signature in the castings but did find that the swivel axle was magnetic sug gesting that sailors should monitor this component for corrosion The split sheave in the endless line drum is held together with a multi slotted interface and seven small stain less screws This design allows users to replace the aluminum teeth that en able the swiveling sheave to tightly engage the furl ing line an important at tribute during higher wind furling Its torque rope end fittings rely on a cus tom compression fitting a more complex system that also means the GX15 of fers a streamlined perma nently connected drum torque rope and swivel In the GX15 Seld n deliv ered a unit that is designed to stand the tests of time It is an Editors Choice pick DMK MEGUIAR S NO 91 amp POLARSHINE 35 New gelcoat is polished and waxed to a bright shine but after a few years in the elements it will be
8. d a lesson in how cabin lights should be made The frosted glass diffuser won t craze with time The conical reflector shapes the light into a well controlled beam and the wiring connections and circuitry show true attention to detail The illumination is even the RF hiss is low and the switch simplicity makes sense This is a fixture that can be eas ily repaired or upgraded and such attri butes are of value to long term cruising sailors The light s only downside is the high cost more than 200 retail nearly eight times the price of the entry level plastic LEDs in this category ALPENGLOW LIGHTS Alpenglow took our top pick in both the overhead and bulkhead LED cabin light categories The company s classic 10 inch by 6 inch by 2 inch overhead light features a dual red white and high low power lamps The bright wide angle illumination is a byproduct of a unique custom molded diffusion lens creating a very efficient light source The high power setting sucked up 0 6 of an amp slightly more than some others in this group but the illumination delivered was worth it Alpenglow s new 7 inch by 7 inch bulkhead mounted overhead light which is slightly dimmer and draws less current than its big brother also rose to the top with its well engineered hous ing and efficient bright light Testers liked the reliable simplicity of the high quality rocker switches and the warm glow of our chosen LEDs We were able to put
9. ee which products earned Rec ommended and Budget Buy ratings but did not make the Editors Choice list QUICK NAUTIQUE In the December 2013 issue we dove into the world of water heaters evalu ating moderate capacity units Most of these were dual mode units equipped with both an AC electrical heating element for dockside use and a heat exchanger that transfer heat from an en gine s coolant to the boat s water sup ply We tested four heaters including the Kuuma 11842 the Quick Nautique BX2012 Raritan s 1706 and the 30 liter Compact from Sigmar Marine All but the 11 gallon Kuuma had 5 to 6 gallon tanks The test field included stainless steel aluminum and mild steel boilers Testers looked at heat exchanger ef ficiency temperature and construction quality We checked electrical circuitry the construction of plumbing attach ments and the welds around fittings Testers liked that the Quick unit could be mounted horizontally or ver tically and that users can adjust the an gle of the mounting base The Quick s cylindrical shape also makes it easier to mount the water heater low in the bilge which helps keep the boat s cen ter of gravity low The small 20 liter unit we tested is available with differ ent heating elements 500 600 and 1 200 watts which significantly affect the time it takes to heat up cold water Our test heater was equipped with the highly efficient 1 200 watt element which quick
10. gin to oxidize An extensive test in the spring of 2014 see PS April 2014 online evaluated vari ous rubbing compounds abil ity to remove oxidation and scratches and whether the products left swirl marks Our test boat was a badly Seld n GX15 2014 EDITORS CHOICE oxidized 1974 O Day Javelin daysailer whose once dark blue hull had degraded into a chalky mess We focused on 11 coarse and medi um coarse products from top brands such as 3M Shurhold Dolphinite and West Marine some lesser known mak ers such as Mirka and Hawkeye and a few from car maintenance retailers like Meguiar s and Turtle Wax The compounds were applied to dif ferent sections of the Javelin s hull us ing a Shurhold 3100 electric polisher and wool compounding pads Testers evaluated the compounds viscosity how well they went on the wool pad and their ease of application Ideally a rub bing compound should allow five to 10 minutes of working time before it dries out Testers found that several factors affected working time including the amount of silicone or petroleum dis tillates in the formula ambient weather bufhing machine speed and how much compound was applied We had two favorites in this test The first is a relative outlier in the U S mar ket Mirka a Finnish company with an office in Ohio offers Polarshine 35 a medium coarse grit silicone free liq uid compound that is water based but does include
11. in Two rubbing compounds were among the 15 products named to this year s Editors Choice lineup the independent consumer magazine for sailors For more information go to PS editors tap the best of the best for the 2014 Editors Choice list uring the 12 month period from September 2013 through August 2014 Practical Sailor evaluated dozens of boating products ranging from auto pilots and water heaters to hose clamps and sanitation hose The following prod ucts not only earned Practical Sailor s Best Choice rating marking each as the best in its category but they also earned a spot on our list of 2014 Editors Choice products To be named to the Editors Choice roster a product must excel in Quick Nautique BX2012 SEPTEMBER 2014 Practical Sailor s tests and clearly stand out above others in its field Because these products are often the more expensive options in their class in some gear categories small boat owners and coastal sailors will be satisfied with less expensive mid range gear that might lack the bells and whistles that offshore cruisers demand For this rea son we have two other product desig nations in our test ratings Budget Buy the least expensive product that meets our tough criteria and Recommended a product that meets our criteria and fills a particular need or niche If you search our online archives for the origi nal test reports referenced in this article you can s
12. ineering s butyl rubber Sani Flex Odor Shield and Shields Marine s Poly X polyurethane sanitation hose We added schedule 40 PVC sanitation pipe and clear vinyl hose to the mix for comparison The hoses were tested for flexibility ease of fitting ease of cleaning and odor retention We used sniff tests wrapping hoses in aluminum for a week and then smelling the results anda hydrogen sul fide monitor for the final and most im portant test whether the hose allowed odor to escape To maximize hose per meation the bottom of each tank was fitted with a sanitation hose so that the hoses were continuously filled with sewage There were major differences among OLYA PREMIUM SANITATION HOSE 1 1 j e e i n Shields Marine Poly X SEPTEMBER 2014 For hose clamps corrosion determined failure rates the hoses when it came to cleaning Some required heavy scrubbing or wouldn t clean at all but cleaning the Poly X was a breeze it resisted mildew to an amazing extent and was cleaned with a quick wipe of a cloth without any need for soap When the homemade holding tank systems were put to rest testers found that removing the Shields Poly X required a bit of vigor but the hose came off cleanly within a minute or two Only the vinyl hose was stiffer than the Poly X but Poly X was not dif ficult to push onto fittings After 30 months the Shields Marine Poly X hose was flawless showing no permeation and it comes
13. ld Gold Eagle 303 High tech Fab ric Guard NikWax TX Direct Spray on Star brite Waterproofing with PTFE and Iosso Water Repellent We applied the test products to clean swatches of older used Sunbrella that we left outdoors and treated every 30 days according to manufacturer in structions for up to four months We checked the compatibility of our test products with clear vinyl windows and evaluated water repellency All of the test products continued to prevent seepage for over 60 days even though surface beading stopped by that time on some samples To evaluate stain re sistance we examined areas frequented by fouling birds Our finalists 3M Outdoor Water shield 303 High Tech Fabric Guard NikWax TX Direct Spray on and Star brite Waterproofer with PTFE were then applied to the Sunbrel la aboard tester Drew Frye s PDQ 32 catamaran for real world testing during a Vir ginia summer We graded the treatments for coverage water repellency and stain resistance PS s Best Choice and the 2014 Editors Choice went to the 303 High Tech Fabric Guard which is also recommended by Sunbrella Testers preferred the bottle s trigger ac tion over aerosol for efficiency and ease of use the trigger spray products went on evenly and were easier to apply from PRACTICAL SAILOR 303 High Tech Fabric Guard an GUAL 2014 EDITORS CHOICE the recommended distance while the aerosol s fine mist blew awa
14. ly produced very hot wa ter reminding testers that a mixer valve WWW PRACTICAL SAILOR COM sJayOUW JO AsayinoD pub aX14 Maiq pub OfubJON Yydjoy Aq sojoyd BEST BOTTOM PAINTS Bottom Paint Top 20 Picks Bo 2008 and 2013 we long term tested 60 bottom paints sub jecting each one to three different tests at our test site in Sarasota Fla In each consecutive test the paints were im mersed for at least two years Of those 60 paints only seven survived all three tests without hard growth We consider these paints indicated in bold in the ac companying list to be the most reliable antifouling paints available for cruising Sailors Another 13 paints combatted barna cles on two out of the three test panel sets at the 24 month mark Only one copper free paint Epaint s EP2000 has ever lasted 24 months and this was on only one of the test panel sets Altogether we ve identified 20 excel lent bottom paints available to sailors today that should prevent hard growth for 24 months in conditions similar to those at our test site on Sarasota Bay Fouling conditions vary greatly by re gion but given that these paints have repeatedly risen to the top in our tests and our Sarasota results usually corre late with simultaneous field tests we conduct in other waters chances are good that you will see the same perfor mance from them in your area to introduce cold water as needed is a valuable ally in these systems
15. m gear clamps op erated smoothly provided even com pression and showed almost no sign of corrosion Both have 0 485 inch wide bands are made of 316 stainless and use stamped serrations rather than holes for the screw threads Compared to their counterparts they performed well enough to earn a spot on our Edi tors Choice roster IMTRA GIBRALTAR In mid spring 2014 we wrapped up an extensive test of interior LED cabin lights see PS May 2014 and June 2014 online The test delved into the latest developments in LED illumination a field in which the technology is ad vancing quickly and product prices vary widely Our tests looked closely at the design and construction of the marine light fixtures and how they would be installed aboard a sailboat We tested illumination color temperature and beam width Some important observations that testers noted The best cabin lighting combines LED light sources with good constant voltage controllers properly angled reflectors and optically effi cient diffusion lenses Also radio fre quency interference wasn t just caused by the proximity of a radio to a poorly suppressed LED driver but in some cases we noted that the interference was actually impressed into the DC wir ing and propagated throughout the boat Imtra Gibraltar 2014 EDITORS CHOICE In the dome light category Imtra s Gibraltar Bi color with a three way switch and a five year warranty offere
16. some petroleum distillates It clings to a hull surface well and goes on easily without drying out Testers found that although the Mirka is not a finishing compound its shine lasted for more than a month It can be ap plied at varying higher speeds essen tially acting as a coarse and a fine grit compound Our other favorite was from Meguiar s a U S based com pany whose products are widely distributed in North America Meguiar s Power Cut No 91 Compound professional grade is a fast cut compound designed to remove sanding scratches and heavy oxidation without scouring the gelcoat finish The coarse grit medium thick liquid quickly re moved the test boat s heavy oxidation and light scratches It did not splatter create dust or leave swirls and it of WWW PRACTICAL SAILOR COM fered a very good shine that survived for more than a month after application At 1 38 per ounce the Meguiar s No 91 is at the high end of the test field s price range and tied the Polarshine 35 for our Best Choice Both were named to this year s top gear list 303 HIGH TECH FABRIC GUARD Collectively canvas products represent a substantial financial investment so for the February 2014 report we looked for the best way to get the most life out of canvas We tested seven treatments formulated to add water repellency to marine canvas AquaTech Marine Wa ter Repellent Marykate Waterproofer CRC Industries 3M Outdoor Water shie
17. three of which had WiFi capabilities The major differ ences were in capabilities connections and installation In general the multi plexers we tested worked as advertised DMK Yacht Instrument s 11A the only one that offered NMEA 2K and SeaTalk support in our test was our Best Choice and earned an Editors Choice spot The manufacturer is a relatively new company from Seattle and so far this is the only product it makes We installed the test units on a Gulf star 36 and evaluated them during a three month cruise Testers used both an iPad and a MacBook Air laptop to receive the multiplexers Wi Fiinforma tion from various on board electronic devices from a transponder to an old Garmin 76 GPS We made subjective judgments about the ease of installation and operation and the output from the units In future tests we will look at in terface with various multi function dis plays autopilots and other instruments Customers can opt to get DMK s 499 sealed polycarbonate box with a built in 14 channel GPS or save 100 and buy it without the GPS Through the clear polycarbon ate cover you can see the six LEDs that indicate status and connections The unit can be powered by its SeaTalk NE SEPTEMBER 2014 23 Meguiar s Power Cut No 91 and Mirka s Polarshine 35 were testers top picks among buffing compounds or NMEA 2K connection or it can be wired directly to the boat s 12 volt sys tem
18. ucts that removed fine scratches and passed water beading tests EisenShine developed for the company s mobile detailing business is now available to the public for just 60 This sounds expensive but it is sold with buffing accessories which makes it difficult to make direct cost comparisons For application by hand SRL F Seain beret rd Kit Eisenshine System the EisenShine Stripper compound eas ily removed grime with modest effort It was aggressive enough to remove mod erate scuffing and fine scratches without any unwanted side effects When ma chine buffed the difference between compounds was less dramatic but EisenShine remained the top perform er The Clear Vinyl Protectant is also effective at restoring gloss and provid ing extended water beading Because of this our testers awarded the EisenShine system an Editors Choice pick A CONTACTS 303 PRODUCTS 800 367 3245 www 303products com ABA 772 567 2877 www abagroup com AWAB 866 292 2316 www awabllc com ALPENGLOW 406 889 3586 www alpenglowlights com DMK YACHT 206 971 6975 www dmkyacht com DOZIER S WATERWAY GUIDE 804 776 8999 www waterwayguide com EISENSHINE 305 587 7444 www eisenshine com MEGUIARS 800 347 5700 www meguiarsdirect com MIRKA ABRASIVES 330 963 6421 www mirkamarine us NKE www nke marine electronics com SHIELDS 217 324 9400 www seastarsolutions com SELDEN 843 760 6278 w
19. ww seldenmast com QUICK 410 s636 5991 www quickusastore com SEPTEMBER 2014 25
20. y in a light breeze Testers also liked that the 303 has no silicone which has been known to cause clear vi nyl to fog It is the most expensive product we tested but it was a de pendable performer EISENSHINE Clear vinyl dodger windows are an noying tattle tales announcing every bit of rough handling and neglect In an effort to disguise some of this ne glect we tested two step compound ing and polishing products claiming to restore weathered vinyl s clarity and to remove fine scratches and yellow ing The test field comprised one spray and 12 cream products from Star brite Camco Novus EisenShine Meguiar s and Sudbury Because we wanted to avoid newer vinyl that would not benefit and might even be harmed by compounding we tested older dodgers The samples varied in vinyl material quality and the extent of deterioration but all the test samples were 40 mil thick and evenly weathered With each product pair we com pounded one vinyl section by hand to test each system s ability to remove haze plasticizer bleed and grime A second sample was compounded with a rotary buffer to test the product s ability to re move fine scratches and fogging Testers then followed each brand s compound with its matching protectant To quantify clarity improvement tes ters counted the number of layers of re stored product required to give the clarity equivalent of a single control panel Testers also looked for prod
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