Radio, GMDSS & Voice Communications

Emergency Communications & Runbooks guidance and review material.

4 published articles · Connectivity & SatCom

Browse categories Connectivity & SatCom

Articles

7 min read

Radio, GMDSS & Voice Communications Technical guide

GMDSS and the ETO: Who Does What Onboard?

GMDSS sits across the bridge and technical departments. The bridge operates the equipment and maintains the radio record; the ETO looks after its power, batteries and technical condition.

8 min read

Radio, GMDSS & Voice Communications Technical guide

DMR or TETRA? Choosing a UHF Radio System for a Yacht

A technician's guide to choosing, commissioning and supporting an internal yacht radio system, with practical comparisons of DMR and TETRA architecture, coverage, resilience and emergency operation.

12 min read

Radio, GMDSS & Voice Communications SOP / checklist

Communications Failure During Passage Runbook

Runbook overview for loss of voice, internet, or safety communications during passage, covering prioritisation, fallback paths, escalation, and evidence capture.