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An alternator is coupled to the engine by a belt drive.

Generating electricity — how the alternator and regulator produce their magic Issue 33 : Nov/Dec 2003 Although sailboats are usually small and compact, they have the infrastructure of a large city: th...

Not large, but mighty, the new FogMate performs one of your many fog-related tasks for you.

When the fog arrives, it’s time to blow your own horn Issue 35 : Mar/Apr 2004 Operating your boat in a dense fog can be an anxiety-filled experience. You need to maintain a safe course; check your com...

Each GPS satellite contains an atomic clock, and by measuring the time interval between the transmission and reception of a satellite signal, a spherical “line-of-position” is created around each satellite.

GPS, the system that supports your navigational eyes in the sky Issue 35 : Mar/Apr 2004 In October 1957, the first man-made satellite was thrust into orbit around the earth. The USSR’s tiny Sputnik ha...

Cable-and-sheave steering system

Eight ways to steer a boat Issue 36 : May/Jun 2004 When it comes to steering a sailboat, even die-hard wheel enthusiasts agree there is no steering system that is simpler, more affordable, or offers b...

A deadeye, above, a bulldog clamp, center, and a swaged fitting, at left.

What’s at the end of your shrouds and stays? Issue 36 : May/Jun 2004 The stainless-steel standing rigging that supports our masts is critical to our sailing safety, and the terminals at the end of the...

Bronze gate valves are found in many boats, but have several disadvantages.

Inspecting and maintaining seacocks Issue 38 : Sept/Oct 2004 The hull of a boat is designed to keep water out, but most boats also have through-hull fittings and seacocks that are designed to allow wa...

Electric bilge pump, to be used with an external switch

How to put that water back outside where it belongs Issue 39 : Nov/Dec 2004 There is an enormous variety of bilge pumps on the market. Some are electric, some manual, and some are belt-driven from the...

Illustration of ropes

Making sense of the bewildering range of boating lines Issue 44: Sept/Oct 2005 ROPE IS THE PRODUCT OF CORDAGE MANUFACTURERS BUT, with a few exceptions, when ropes of less than 1-inch diameter are used...

The flexible stuffing box

Keeping that drip-drip-drip under control Issue 40 : Jan/Feb 2005 A shaft log guides the propeller shaft through the hull while keeping watertight integrity. It consists of two parts, a watertight sea...

The typical GPS satellite-receiving antenna associated with a chart plotter is about the size and shape of a doorknob.

Electronic charts offer choices for every budget Issue 41 : Mar/Apr 2005 The typical chart plotter consists of a display unit, either black-and-white or color, and a GPS. The plotter displays your boa...

Picture of binoculars

Treat them with care and they’ll serve you well Issue 42 : May/Jun 2005 A binocular is an essential piece of boating equipment, and the selection of this item of navigational gear requires some basic ...

If you typically leave and return to the same dock, why not leave your fenders behind? Don Launer developed a method that protects a boat from the pilings in a tidal area (as long as the tides aren’t too large).

A novel way to overcome the problem of lying alongside pilings Issue 43 : Jul/Aug 2005 Fendering a boat in a berth next to pilings — such as alongside a bulkhead — is always a problem. If the fender i...

The horizontal beam width of a radar is very narrow, and is constantly rotating through 360 degrees (with the exception of some specialized radars that scan only a prescribed sector).

This proven safety feature is now practical for all sailboats Issue 43 : Jul/Aug 2005 Radar is an acronym for RAdio Detecting And Ranging. A marine radar is used to determine the distances and azimuth...

A typical wiring diagram for a single solar panel. An ammeter can be inserted in the positive line from the solar panel for monitoring output.

Keep your batteries topped up with a slow but steady charge Issue 46 : Jan/Feb 2006 On a bright, sunny day, with the sun directly overhead, the sun supplies about 1,000 watts of energy per square mete...

Anchoring diagram

The basic rules of anchoring — and staying put Issue 46 : Jan/Feb 2006 Everyone who owns a boat have occasion to anchor at one time or another, perhaps when cruising overnight, clamming, fishing, swim...

The HIN on my schooner, Delphinus. THB represents the builder, Ted Hermann Boats. It is hull #31, and uses the pre-1984 straight-year format, with 08 representing August and 80 for 1980.

How to read your boat’s “birth certificate” Issue 47 : Mar/Apr 2006 Unless you have a really old boat, you probably have a set of 12 characters embedded on the upper starboard side of your boat’s tran...

Double-gimbaled single-burner propane stoves provide 3 1⁄2 hours of cooking time.

Available fuel choices for cruising sailboats Issue 47 : Mar/Apr 2006 The selection of the best galley stove for use aboard your sailboat depends on the size of the boat, the layout of the galley, and...

Although various-sized sandglasses could tell time in half-hour, one-hour, and four-hour increments, the half-hour glass was the most common aboard ships.

The way we keep time at sea Issue 48 : May/Jun 2006 The concept of latitude and longitude have been known since the early days of sail, but without accurate timepieces longitude readings required long...

A heater kit uses the engine’s hot-water coolant as a heat source.

Extend your time cruising … in comfort Issue 50 : Sept/Oct 2006 Heating your boat in the off-season make sailing more enjoyable and extends your time on the water. For any planned heater installation,...

illustration of sailboat with rigging.

What it’s made of and how to check it Issue 52: Jan/Feb 2007 STANDING RIGGING IS THE TERM GIVEN TO THE CABLES that support a sailboat’s mast(s): the forestay, backstay, and shrouds, as well as special...

A typical inboard auxiliary engine installation is complicated by the fact that it must go through the boat below the waterline.

The basics on auxiliary propulsion systems Issue 51 : Nov/Dec 2006 Unless you are exceptional sailors and purists, like Lin and Larry Pardey, you probably have a mechanical propulsion system on board ...