Capacitor Power
from “Rovings,” Professional BoatBuilder No. 153 Compiled by Dan Spurr Imagine replacing a vessel’s starting battery with one that virtually never wears out and has virtually no self-discharge, one that produces no… Read more »
Systems
Boatbuilders Join Fight Against Aquatic Invaders
Throughout the United States, resource managers are fighting invasive species: They’ve put up electronic barriers to prevent Asian carp from entering the Great Lakes; they’ve promoted lionfish as a new… Read more »
Quick Docking System
The Quick Docking System (QDS), developed by the marine equipment manufacturer Quick S.p.A., is a unique integrated maneuvering system for precisely docking sailing yachts. While most joystick controls are tailored… Read more »
Praise for Big Props
In Professional BoatBuilder No. 150 contributing editor Nigel Calder’s exploration of the inherent efficiency of larger propellers and their demands on propulsion engines introduced readers to the 78′ (23.8m), 150-ton… Read more »
Reading Oil Analysis Reports
In Professional BoatBuilder No. 143 our technical editor, Steve D’Antonio, published “Lessons from the Oil Sump,” a comprehensive story about the usefulness of a regular oil analysis program in maintaining… Read more »
Beware the Brass
A colleague recently described to me the unusual loss of a large, relatively new motoryacht that sank at the dock as a result of a failed raw-water plumbing fitting in… Read more »
Blueprint for Speed
A week after a white-knuckle 106-mph ride in his 39′ (11.9m) Nor-Tech offshore performance boat, Jamie Pellizzi was looking down at his boat’s GPS while his friend Nick Buis drove…. Read more »
Demystifying the Neutral-to-Ground Connection
Your customers have come to expect shore power and other AC systems as part of life afloat. The safety and reliability standards for AC shore-power systems—which include the shore cord… Read more »
The Right Ratio
Many people think of multispeed transmissions as a performance or go-fast accessory for boats, but one manufacturer is hoping to make inroads with military or commercial applications of its three-speed… Read more »
Know the Flow
It’s a Sunday afternoon and you’ve got the water to yourself. After checking the gauges and seeing that everything is okay, you nail the throttles on your stepped-hull performance boat…. Read more »
