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4" Boat Speakers4" Boat Speakers

4" Boat Speakers

Electronics Marine Audio Marine Speakers
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  • Boat Shore Power Explained: Safe Connections, Galvanic Isolators and Corrosion

    24th Aug 2026

    Boat Shore Power Explained: Safe Connections, Galvanic Isolators and Corrosion

    Boat shore power allows a vessel to use marina mains electricity for battery charging and onboard a…

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  • Do You Need a Licence for a Marine VHF Radio in the UK? Ship Radio Licences, SRC, MMSI and DSC Explained

    21st Aug 2026

    Do You Need a Licence for a Marine VHF Radio in the UK? Ship Radio Licences, SRC, MMSI and DSC Explained

    Yes - in normal UK use, a marine VHF radio involves two separate requirements: the radio equipment…

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  • Boat Navigation Lights Guide: UK COLREG Rules, Colours & Requirements

    14th Aug 2026

    Boat Navigation Lights Guide: UK COLREG Rules, Colours & Requirements

    Boat navigation lights tell other vessels what you are, which way you are travelling and, in some c…

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