Simple Lithium for Outboard-Powered Tenders, Daysailers, and Sport Boats
Lithium is cool. Your cell phone uses it. Cameras, laptops, flashlights … everything. But “cool” is not a reason. Fire is not a big...
Ensuring a Safe Space for Batteries
When charging, lead acid batteries generate hydrogen from the electrolysis of water, and some acid gases, the amount of which vary with the battery...
How to Create a Bullet-Proof VHF/SSB Backup
In this short article I want to chat about ideas for making the radio bombproof in an emergency. I haven’t “invented” any of these...
Ensuring Safe Shorepower
Power pedestals are handy and safe when they match the power requirements of the boat. Thirty amps for a 30-amp boat. Fifty amps for...
Can You Run a Marine Air-Conditioner on Battery Power?
Our 16,000 BTU MarinAire A/C is sufficient to maintain our Privilege 435 catamaran at under 26.5°C (80°F) on days up to around 35°C (95°F)....
Taking Care of Your 12-Volt Lead-Acid Battery Bank
Marine boat batteries can fail due to various reasons, and understanding these potential failure modes is crucial for ensuring their reliability. Here are some...
Check Your Shorepower System for Hidden Dangers
One of the often overlooked maintenance items in the pre-season rush to the water is the AC shorepower system. Over the years of surveying,...
DIY survey of boat solar and wind turbine systems
Many used cruising sailboats on the market will have a couple of solar panels, a wind turbine, or possibly both. But are they working?...
What’s Involved in Setting Up a Lithium Battery System?
Our 2004 Privilege 435 Confianza (Connie for short) came equipped with traditional lead-acid batteries—5 100ah for the house bank and 2 starter batteries. We...
Leaping Into Lithium
Your dock neighbor just switched out her old 12-volt lead-acid batteries for lithium-ion batteries. Should you? The lithium solution will be more expensive, but...
HIDDEN Costs of a BRAND NEW Hallberg Rassy 44
Are you buying a brand new sailboat and worried about the real cost with all the options? The name Hallberg Rassy is synonymous with...
Latest Sailboat Review
Island Packet 440
For nearly 30 years under the direction of designer and CEO Bob Johnson, Island Packet accomplished what few modern boatbuilders have been able to...