The author’s choice: A single 12V 100Ah WattCycle LFP battery with integrated BMS and Bluetooth. (Image/ www.ca.wattcycle.com)

Power Up: Planning Your Lithium Conversion on a Budget

I once heard of a sailor who prided himself on sailing “pure”—no motor, no electrical, just wood and canvas. How he could dock and...
The author's 13-year-old Garmin GMR 18 HD radar served faithfully before failing early in the New England boating season, prompting a search through the secondhand marine electronics market for a compatible replacement. These are the stocked aisles at Marine Consignment of Wickford, Rhode Island. (Photo/ Todd Vorenkamp)

Navigating the Secondhand Marine Electronics Market

Electronics, unfortunately, don’t last forever. When an electronic component decides to fail on your boat, you will likely want to have it replaced. While...
This no-sew tiller pilot cover is made from a recycled dodger window. (Photo/ Drew Frye)

No-Sew DIY Tiller Pilot Cover

Although they are rated waterproof, the most common cause of death for tiller pilots is water intrusion. I've had one die from this. Like...
Raymarine i50 Depth offers audible shallow and deep water alarms, along with depth trend indicators that help the helmsperson monitor changing conditions.

Waterline or Keel? Setting Your Depth Sounder

Ever since electronic or sonar/transducer type depth sounders have been around, sailors and captains have had love/hate debates over how a depth sounder should...
SAE 2-pin conector for autohelm. The Muyimu broke, so this is now my favorite. (Photo/ Drew Frye)

Waterproof Connectors: 4 Year Update of SAE 2-Pin Connectors

I’ve long hated proprietary 12 volt connectors. This project started six years ago when the power plug on my tiller pilot failed, falling to...

How To Maintain A Small Boat’s Electrical System

Well intentioned friends and relatives often make comments along the lines of, “Aren’t you scared of being out on the ocean, all alone, in...
Exhibit 1. NASA Global Lightning Average 1995-2002. Image source: NASA

Lightning Protection 101

We now have permanent research satellites in orbit whose sole function is to monitor and study global lightning activity. Like so many areas of...

Install a Standalone Sounder Without Drilling

Are you one of those sailors who believes there are too many holes in the hull of your boat? Have you ever wondered if...
The wiring behind the install is now properly connected and labeled, in contrast to the rat's nest encountered after purchasing the boat. (Photo/ Bert Vermeer)

DIY Electrical Panel Replacement

When repowering our 1978 Islander Bahama 30, I was well aware that part of the engine replacement would have to include a serious look...
The BougeRV Yuma 200W CIGS Thin-film Flexible Solar Panel offers better power generation than traditional flexible panels. (Image: BougeRV)

Testing CIGS Solar Panels: Are Most of Us Holding onto an Inferior Technology?

We've been running solar on our boat for a decade, and after dealing with the rapid degradation of our latest SunPower flexible panels, we...

Can a Normal Sailor Actually Buy a Foiling Dinghy Now?

Foiling sailboats used to belong to the extreme edge of the sport: America’s Cup teams, SailGP, Olympic sailors, Moths, kite foilers, and high-performance racing...

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