by Turquoise Marine Systems | Feb 27, 2026 | FCC Radio
A brief overview of why understanding electrical power, energy storage, and reactance matters in AC circuits. It is relevant to technicians, radio operators, and electronics learners. The apparent power is the product of the AC voltmeter and the AC ammeter readings....
by Turquoise Marine Systems | Feb 27, 2026 | FCC Radio
NAVTEX is part of the Global Maritime Distress and Safety System (GMDSS), delivering Maritime Safety Information (MSI) automatically to vessels. MSI is essential for safe navigation. MIS messages are grouped into categories, each identified by a single letter or...
by Turquoise Marine Systems | Feb 27, 2026 | FCC Radio
A brief overview of why survival craft communications matter in maritime safety, the role of portable VHF radiotelephones in emergencies and abandonment situations, and the connection to GMDSS standards and international requirements. Communication reach and...
by Turquoise Marine Systems | Feb 27, 2026 | FCC Radio
COSPAS-SARSAT is an international satellite-based search-and-rescue system. It provides global coverage and multi-agency cooperation, enabling the detection and relay of EPIRB distress signals to ground stations. The key benefits are fast, accurate location of people...
by Turquoise Marine Systems | Feb 27, 2026 | FCC Radio
The broader context of maritime safety, GMDSS reliability, and emergency power requirements. Understanding these system key concepts, such as reserve power, emergency power, and regulatory expectations, is essential for operators, inspectors, or mariners. Reserve...
