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...
Do-it-yourself Electrical System Survey and Inspection
So, you’ve finally purchased that new (or new-to-you) boat of your dreams. As with any budding relationship, put this honeymoon period to good use...
Estimating Total Capacity in an Old Battery
Volt meters, ammeters, and bank monitors can all give you part of the story, but only a draw-down test, performed over 6-24 hours will...
Solar Power and Battery Checkup
Batteries and solar panels can be a black box. We can’t see or hear or feel what is going on inside. They’re not complicated...
Mailport: Carl Alberg, Tinned Wire, Fiberglass Durability
HIGH PRAISE FOR CARL ALBERG
Regarding your report “Small-boat Dreams and Carl Alberg’s Classic Daysailers,” my first sailboat, 25 years ago, was a Pearson Electra....
Reliable Three-way Wire Connections
Connecting two wires is simple; a crimp butt connector using a ratchet crimper, and adhesive lined heat shrink in damp locations, where there is...
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...
Extra Anchor Lighting
When summer comes, a dozen or more sparkling white lights will adorn every popular anchorage. Visible from miles away, they promise to provide good...