There’s still time to enter SAIL’s Great Escape contest, where you could win a
"I'm thinking about getting a satellite radio receiver so I can download all the marine weather products that are available these days. But I'm curious: Will I have to mount one of those softball-sized antennas above my deck?"
Gordon West replies:
Before you do anything about mounting the antenna, first
"Where can I get a galvanic isolator of the sort you mentioned in your excellent piece on wiring a boat for shore power? Also, the circuit you described in that piece doesn't seem to provide ground-fault protection either for the battery charger or for other branch loads, such as the water heater, which would be hard-wired to the
"Is it all right to use magnetic headings on my chartplotter to adjust a new compass?"
Tim Bartlett replies:
In theory, definitely not. But in practice I'd have to give you a very guarded "maybe." The problem, of course, is that your heading is the direction your boat is pointing in. Your
"Recently we had trouble starting the diesel engine aboard our Nordic 40. Although all the lights and other electrical equipment aboard worked fine, whenever I touched the starter button, the starter motor hesitated at first then sped up. We checked the batteries and found that they were eight years old, so we decided to