GASM REO-1
GASM 1. Sınıf Telsiz Elektronik Operatörü (REO1) (Turkey)
Gmdss Hardware TroubleshootingEnglish
Exam overviewPractice session
During a routine test of a marine VHF transceiver into the shipboard mast antenna, the transmitter display shows a 'HIGH SWR' warning and RF power output drops automatically from 25 W to approximately 2 W. What is the most probable cause of this symptom?
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