November 2023 Newsletter – Through Deck Fasteners

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Photo Essay: Through Deck Fittings Properly securing deck hardware can present a variety of challenges.  Cored composite decks represent perhaps the greatest challenge; the core...

July 2017 Newsletter

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Text and photos by Steve D'Antonio Copyright © 2017 Photo Essay: Direct-Bearing Terminals Shipboard electrical connections face a host of challenges, vibration, stress, extremes of temperature, and humidity or...

January 2024 Newsletter – The Perils of Double Grounding

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Photo Essay: The Perils of Double Grounding It is ubiquitous, various disparate onboard equipment, to which green bonding wires are attached.  While not necessarily providing...

June 2026 Newsletter – Avoiding Heat Shrink Butt Splice Woes

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Photo Essay: Avoiding Heat Shrink Butt Splice Woes Butt splices are ubiquitous, the average 50-foot vessel contains scores, perhaps even a hundred or more of...

May 2019 Newsletter

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Text and photos © 2019 Steve D’Antonio Marine Consulting, Inc. Photo Essay: Field-Made Bus Bars Bus bars (it’s not spelled ‘buss’, the likely confusion arises from...

April 2016 Newsletter

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Text and photos copyright © SDMC, Inc. 2016 Photo Essay While it may be cliché, the first words that come to mind when I see this image...

July 2021 Newsletter “Vented Loop Remote Drains”

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Text and photos © 2021 Steve D'Antonio Marine Consulting, Inc. Photo Essay: Vented Loop Remote Drains Vented loops, sometimes called anti-siphon valves or siphon breaks, are...

June 2021 Newsletter “AC Ground Wire Sizing”

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From the Masthead Let me begin by apologizing to Marine Systems Excellence readers for our hiatus.  As most boat owners, and virtually anyone who is...

December 2023 Newsletter – Leakage Current

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Photo Essay: Leakage Current It’s an insidious, and frequently misunderstood, phenomenon; AC power leaking into water, creating an electric field around the vessel.  Under the...

December 2024 Newsletter – Fixed Fire Extinguisher Manual Discharge

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Photo Essay: Fixed Fire Extinguisher Manual Discharge Fixed engine room firefighting systems are an invaluable safety option for virtually every inboard powered vessel.  These familiar...

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