Broadcast news: the long and the short of it

Article Abstract:

An antenna for a VHF radio or other marine communications equipment must be mounted high enough and have be long enough to ensure range and clarity. Combined-use antennas and antennas for cellular phones, handheld radios, single-sideband radios and television receivers are discussed.

Usage, Equipment and supplies, Antennas (Electronics)

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Air supremacy: a new wave of VHF radios strike back to rule the airwaves

Article Abstract:

The Digital Selective Calling option for VHF radio offers cellular telephone features while retaining the security and range of VHF. A survey of new marine VHF radios is presented. A directory of manufacturers is included.

Telecommunications systems, Boats and boating, Boating, Boats

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Pulling rank: the latest autopilots have several new tricks up their sleeves

Article Abstract:

The latest autopilot models have multiple functions, including chartplotting, trackplotting and processing information from other instruments. New introductions from the major manufacturers are described.

Navigation systems, Electronics in navigation, Automatic pilot (Ships), Marine autopilots

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