Your electronics quandaries

Article Abstract:

Questions on marine electronics are answered. These include the question on whether it is allowed to paint an underwater depthsounder transducer to prevent barnacle growth, and how to purchase an emergency position-indicating radio beacon.

Sailboats

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Grounding electronics for better performance

Article Abstract:

Poorly grounded equipment on boats can interfere with the normal operation of other electronics such as Lorans, DGPS beacon receivers, and autopilot systems. Procedures for applying copper foil as a grounding element are provided.

Maintenance and repair, Navigation systems, Electronics in navigation, Electric currents, Grounding (Electricity)

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Seawater grounding for high-frequency radios

Article Abstract:

The installation of radio systems on board boats usually requires the addition of a ground plane often made of copper. Advice on high-frequency equipment and the effective use of sea water as a ground plane is presented.

Testing, Marine radio

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