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communications. These frequencies are available between coast and ship on a secondary basis
when used on or in the vicinity of locks or drawbridges. Normal output power must not exceed
1 watt. Maximum output power must not exceed 10 watts for coast stations or 25 watts for ship
stations.
6.
On the Great Lakes, in addition to bridge-to-bridge communications, 156.650 MHz is available
for vessel control purposes in established vessel traffic systems. 156.650 MHz is not available
for use in the Mississippi River from South Pass Lighted Whistle Buoy "2" and Southwest Pass
entrance Midchannel Lighted Whistle Buoy to mile 242.4 above Head of Passes near Baton
Rouge. Additionally it is not available for use in the Mississippi River-Gulf Outlet, the
Mississippi River-Gulf Outlet Canal, and the Inner Harbor Navigational Canal, except to aid
the transition from these areas.
7.
Use of 156.375 MHz is available for navigational communications only in the Mississippi
River from South Pass Lighted Whistle Buoy "2" and Southwest Pass entrance Mid-channel
Lighted Whistle Buoy to mile 242.4 above head of Passes near Baton Rouge, and in addition
over the full length of the Mississippi River-Gulf Outlet Canal from entrance to its junction
with the Inner Harbor Navigation Canal, and over the ull length of the Inner Harbor Navigation
Canal from its junction with the Mississippi River to its entry to Lake Pontchartrain at the New
Seabrook vehicular bridge.
8.
Within 120 km (75 miles) of the United States/Canada border, in the area of the Puget Sound
and the Strait of Juan de Fuca and its approaches, 157.425 MHz is half of the duplex pair
designated as Channel 88. In this area, Channel 88 is available to ship stations for
communications with public coast stations only. More than 120 km (75 miles) from the United
States/Canada border in the area of the Puget Sound and the Strait of Juan de Fuca, its
approaches, the Great Lakes, and the St. Lawrence Seaway, 157.425 MHz is available for
intership and commercial communications. Outside Puget Sound area and its approaches and
the Great Lakes, 157.425 MHz is also available for communications between commercial
fishing vessels and associated aircraft while engaged in commercial fishing activities.
9.
When the frequency 156.850 MHz is authorized, it may be used additionally for search and
rescue training exercises conducted by state or local governments.
10. The frequency 156.850 MHz is additionally available to coast stations on the Great Lakes for
transmission of scheduled Coded Marine Weather Forecasts (MAFOR), Great Lakes Weather
Broadcast (LAWEB) and nscheduled Notices to Mariners or Bulletins. F3C and J3C emissions
are permitted. Coast Stations on the Great Lakes must cease weather broadcasts which cause
interference to stations operating on 156.800 MHz until the interference problem is resolved.
11. The frequency 157.100 MHz is authorized for search and rescuetraining exercises by state or
local government in conjunction with U.S. Coast Guard stations. Prior U.S. Coast Guard
33
Vertex Standard Co.,Ltd.
FCC ID:K6630323X30
IC: 511B-30323X30
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