Sailboat Engine and House Systems
Perhaps the most important use of DC power on a vessel is for starting the engine. Considerable power is needed for this task and if the engine does not start immediately…
Entries by Grant Headifen
Tacking and Gybing Maneuvers
Tacking when you want to sail in a direction to exactly where the wind is coming from— guess what—you can’t! The best we can do is to follow a zig-zag course by sailing at about 30 to 40 degrees off the wind…
Motor Sailing
If the wind is light and your time is short you might want to consider motor-sailing—using your auxiliary engine…
Sailing Safety Introduction
Emergencies at sea extend from simple and almost funny episodes to major challenges that are extremely serious.
Sailboat Running Rigging
A sailboat’s running rigging consists of those items controlling the sails and helping the sails to capture the wind’s energy.
Alternating Current and Direct Current
In your house, your wall outlets deliver alternating current (AC) electricity. The electricity provided to your house and your marina from the national electric grid is AC. Most of the devices…
Key Sailboat Instruments
Sailboat Instrumentation can be very sophisticated and intelligent. Most electronic displays provide a wide range of menus of useful information…
Diesel Fuel
The search, discovery, refinement and resource control of fuel has a rich and very sordid history. But just like…
Types of PFDs
Types of PDF’s Here is a graphical explanation between a lifejacket and a buoyancy vest. PFD Type ratings are being phased out…
Marine Batteries
The source of DC power is usually one or more marine-grade batteries, normally 12 volts each. They are similar to automobile batteries, except sturdier—and of course more expensive.
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