User's Manual

be taken to avoid harmful interference
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Channel Charts | Link-6 operator manual
* From 1 January 2019, channel 2027 will be designated ASM 1
and channel 2028 will be designated ASM 2.
w. In Regions 1 and 3:
Until 1 January 2017, the frequency bands 157.200-157.325 MHz
and 161.800-161.925 MHz (corresponding to channels: 24, 84, 25, 85,
26 and 86) may be used for digitally modulated emissions, subject
to coordination with affected administrations. Stations using these
channels or frequency bands for digitally modulated emissions shall
not cause harmful interference to, or claim protection from, other
stations operating in accordance with Article 5.
From 1 January 2017, the frequency bands 157.200-157.325 MHz
and 161.800-161.925 MHz (corresponding to channels: 24, 84, 25,
85, 26 and 86) are identified for the utilization of the VHF Data
Exchange System (VDES) described in the most recent version of
Recommendation ITU-R M.2092. These frequency bands may also
be used for analogue modulation described in the most recent
version of Recommendation ITU-R M.1084 by an administration
that wishes to do so, subject to not causing harmful interference
to, or claiming protection from other stations in the maritime
mobile service using digitally modulated emissions and subject to
coordination with affectedadministrations. (WRC-15)