Canadian Amateur Radio Basic License Study Guide
Canadian Basic Study Guide
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Emergency Communications
MAYDAY (voice) and SOS (CW) — highest priority, life-threatening emergencies
Pan-Pan — urgency message (safety concern, no immediate danger)
Securite — safety message (navigational or weather information)
Emergency Priority — communications always take priority; restrictions may be temporarily suspended
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Canadian Amateur Radio Basic License Study Guide
Canadian Basic Study Guide
Canadian Amateur Radio Basic License Study Guide
Canadian Basic Study Guide
