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The Hobbyist's Guide to the RTL-SDR: Really Cheap Software Defined RadioA comprehensive guide to the RTL2832U RTL-SDR software defined radio by the authors of the RTL-SDR Blog. The RTL-SDR is a super cheap software defined radio based on DVB-T TV dongles that can be found for under $20. This book is about tips and tutorials that show you how to get the most out of you...$23.37$24.95
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How to Read a Nautical Chart, 2nd Edition (Includes ALL of Chart #1): A Complete Guide to Using and Understanding Electronic and Paper ChartsAuthoritative, practical, and hands-on information on reading and relying on electronic and paper nautical charts The classic How to Read a Nautical Chart explains every aspect of electronic and paper nautical charts: how a chart is assembled, how to gauge the accuracy of chart data, how to read ch...$16.55$26.00
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ROADPRO RP-235 Adjustable Universal Mounting Bracket for CB/Ham Radio & ScannersThe RoadPro RP-235 is just what you need when mounting your CB Radio. With the hardware included, you can adjust the bracket from 6" to 10" in width. This bracket can be used for CB radios, Radar/Laser detectors or stereos.$17.41$17.49
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Humminbird 408450-1 5 Port Ethernet SwitchHumminbird 408450-1 AS ETH 5PXG 5 port Ethernet switch. This waterproof switch allows you to quickly and easily connect up to five Ethernet items. Use it to link multiple Humminbird head units, share transducers, add an NMEA 2000 network or step up to the Humminbird Radar. With so many options and e...$220.19$269.99
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Garmin GPSMAP741 GPS Chartplotter (Discontinued by Manufacturer)GPSMAP 741 allows for easy visibility, day or night. Whether it is flat-, flush- or gimble-mounted, it will be the focal point of your helm. It has media integration and autopilot compatibility, radar support, and NMEA 2000 and wireless connectivity. It includes our hallmark user-friendly interface...$794.56$3448.86
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Seamanship Secrets: 185 Tips & Techniques for Better Navigation, Cruise Planning, and Boat Handling Under Power or Sail"Secrets' is the modern Bowditch, written so clearly that navigation and seamanship will be comprehensible to anyone . . ."-- Dave and Jaja Martin, circumnavigators and authors of Into the Light: A Family's Epic Journey "It's a great book. The prose is simple and clear . . ." --John Vigor, author of...$11.43$20.00
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Lowrance LOW-10419-001 4G Broadband Radar for HDS systemsThe Lowrance 4G Broadband Radar provides amazing target resolution, even at an unprecedented 1/32 nm range. Docks, channel markers, moored vessels and other critical targets are displayed with clarity and separation, for added confidence in close quarters. Broadband technology also eliminates the -I...See At Checkout$1899.00
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GS25 Antenna with Built in Rate Compass. 10 Hz Position Update RateGS25 Antenna with built in rate compass. 10 Hz position update rate. Build in rate compass is perfect for for providing heading data for Radar Chart Overlay and for orienting charts in Head Up Mode. Note: This heading sensor is not recommended for MARPA or Autopilot control! Please use the Precision...See At Checkout$199.00
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Lowrance 3G Broadband Radar Kit for HDS SystemsLowrance's Broadband Radar provides amazing target resolution, even at an unprecedented 1/32 nm range. Docks, channel markers, moored vessels and other critical targets are displayed with clarity and separation, for added confidence in close quarters. Broadband technology also eliminates the "main b...$1299.00$1299.00
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1 - Davis Emergency Radar ReflectorEmergency Radar Reflector. Every small boat needs a radar reflector. The Davis Emergency Radar Reflector is a compact, lightweight and economical unit that disassembles and stows flat for storage. When needed, it pops open to 11.5" diameter(29 cm) and installs in seconds. Its three perpendicular pla...$21.63$32.68
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Ten Hours Until Dawn: The True Story of Heroism and Tragedy Aboard the Can DoIn the midst of the Blizzard of 1978, the tanker Global Hope floundered on the shoals in Salem Sound off the Massachusetts coast. The Coast Guard heard the Mayday calls and immediately dispatched a patrol boat. Within an hour, the Coast Guard boat was in as much trouble as the tanker, having lost it...$8.00$18.99
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RAM-B-231Z-RVMU RAM Car Rear View Mirror Mount Attachment Base For RAM Cradle HoldersThe ideal mounting point for light weight electronics has been hiding in plain sight all this time. RAM offers a mirror adapter with ball and u-bolt that not only looks amazing, but performs beyond expectations. Simply slide the u-bolt over your rear view mirror arm then tighten the bolts to create...$13.49$14.49