📻🆘1️⃣6️⃣

#channel 16 #vhf marine radio #mayday channel #distress call #maritime communication #boat radio #emergency frequency

📻⚓️🌊

#marine radio #boat radio #ship communication #fhv #maritime radio #radio waves #vessel communication

🚢📻

#ship radio #boat radio #maritime radio #vessel communication #marine electronics