Marine Electronics

Singlehanded Sailors Notebook

First sailed in 1978 and held in even-numbered years, the Singlehanded TransPac (SHTP) crosses 2,120 miles of Pacific Ocean from windy San Francisco Bay,...

Practical Sailor Testers Take a Look at the Raymarine AIS250 Receiver

Automatic Information System (AIS) devices have been required on large commercial ships since 2002. Their popularity is growing in the U.S. recreational sailboat market,...

Crimping and Sealing for a Life Offshore

Mast antennas, like all electrical components, are particularly vulnerable to water intrusion at connectors. In the extreme, corrosion at unions or terminals can damage...

Nautilus Lifeline VHF

During our recent test of man-overboard electronics (PS, May 2013)-alarms, beacons, and self-rescue devices-we came across a rescue communication product thats been making waves...

Im with the Band: Fidelity and Frequencies

Audio is transmitted via radio waves, with audio being impressed on a radio signal using a method called modulation. The two types of modulation...

Is AIS Chipping Away at Our Freedoms?

Sailors who read George Orwells 1984 when it was first published 62 years ago probably wrote off being tracked as a technological feat that...

Just the Numbers, Please: A Stand-Alone Sounder Sampling

Last December we reviewed fishfinders (aka scanning sounders) in Practical Sailor. If you're installing a depthsounder (and through-hull transducer) for the first time, and...

A Smart, Easy Way to Rewire

Running the wires for new electronics requires your best cursing vocabulary, lots of sweat, twisting body contortions, luck, and the occasional bandage. For tips...

Out, Out Brief Wiring Terminals!

Photos by Rod Collins Eurostrips, Euroblocks, set-screw terminations-whatever you want to call them-they are here to stay. Many companies supply set-screw terminations as part of...

Marine Electronics: Practical Sailor Tests Portable Depth Sounders

One would expect that one of the least complicated and most critical pieces of electronic equipment on a boat would also be the most...

What Is The Best Folding Bike For Your Sailboat?

This week we explore what the best folding bike is to keep on your sailboat and compare the time honored Dahon Folding Bike with...