Not installed — options compared Apr 2026
—
Candidates: em-trak R300 (receive-only), em-trak B953 (best-value Class B SOTDMA with splitter), Raymarine AIS700, SI-TEX MDA-1. A transceiver makes Amalie visible to ships — the safety upgrade.
Verify onboard: Confirm nothing is already installed before buying.
Last serviced
Options research Apr 2026
Open issues
1
Open tasks
1
Parts on record
3
Interval: Decide install path; program MMSI if transceiver
Every logged job that touched this component.
Compared AIS and VHF options
em-trak R300, em-trak B953, Raymarine AIS700, SI-TEX MDA-1, Ray73
Follow-up: Document what's actually installed, then choose the AIS path.
April 7, 2026
Planned and completed work for this component.
Problems and conflicts on record for this component.
AIS/VHF options were researched, but what's actually installed (if anything) isn't documented.
Next step: Photograph radio/AIS/radar labels, antenna runs, and network connections; then decide the AIS path.
Part numbers on record — check confidence before ordering.
em-trak R300
Cheapest real AIS, but Amalie stays invisible to others.
em-trak B953
Best value full AIS: 5 W Class B SOTDMA with built-in VHF splitter.
Raymarine AIS700
5 W Class B with splitter; more expensive with no clear advantage.