2.5.1 Ships are required to be capable of receiving
maritime safety information broadcasts for the area in which they
operate in accordance with the provisions of the International Convention
for the Safety of Life at Sea, 1974, as amended.
2.5.2 The NAVTEX receiver should operate in accordance
with the technical specifications set out in Recommendation ITU-R
M.540-2, as amended, and should meet the performance standards adopted
by IMO resolution MSC.148(77), as
amended.
2.5.3 The SafetyNET receiver should conform to
the Maritime Design and Installation Guidelines (DIGs) published by
Inmarsat, and should meet the performance standards adopted by IMO
resolution A.664(16).
2.5.4 In Sea Area A4, outside of the coverage
of NAVTEX, where MSI is received using HF NBDP, the HF NBDP receiver
should operate in accordance with the technical specifications set
out in Recommendation ITU-R M.688, as amended, and should meet the
performance standards adopted by IMO resolution A.700(17), as amended.