Special Notes On Usa Channel Usage - NorthStar EXPLORER 721EU Operation And Installation Manual

67 156.375 156.375
68 156.425 156.425
69 156.475 156.475
70 156.525 156.525
71 156.575 156.575
72 156.625 156.625
73 156.675 156.675
74 156.725 156.725
77 156.875 156.875
78A 156.925 156.925
79A 156.975 156.975
80A 157.025 157.025
81A 157.075 157.075
82A 157.125 157.125
83A 157.175 157.175
84 157.225 161.825
85 157.275 161.875
86 157.325 161.925
87 157.375 157.375
88 157.425 157.425
88A 157.425 157.425

Special Notes on USA Channel Usage

. LOW POWER (1 W) only.
1
. Receive Only.
2
. LOW POWER (1 W) initially. Override to HIGH POWER by holding down H/L key before
3
transmitting. Used normally in bridge-to-bridge communications.
. Lightly shaded simplex channels 03A, 21A, 23A, 61A, 64A, 81A, 82A, and 83A cannot be
4
lawfully used in U.S. waters unless special authorization is obtained from the U.S. Coast
Guard. Not for use by the general public.
. The letter "A" illuminated by the channel number indicates the USA channel is simplex.
5
This same channel is always duplex when selecting International. There is no "A" refer-
ence for International channels. The letter "B" is only used for some Canadian "Receive
only" channels.
. Channel 70 is designated for use exclusively for Digital Selective Calling (DSC), such as
6
Distress, Safety, and Ship Calls. No voice communication is allowed on CH70.
This channel is only available on DSC enabled radios.
KEY: S = Simplex operating channel; D = Duplex operating channel.
48
S Commercial, bridge-to-bridge, 1W with
Power-up
S Boat Operations, Recreational
S Boat Operations, Recreational
Digital Selective Calling - DSC
S Boat Operations, Recreational
S Boat Operations, Recreational
S Port Operations
S Port Operations
S Port Operations
S Boat Operations, Recreational
S Commercial
S Commercial
S U.S. Government, Environmental Protec-
tion Agency Operations
S U.S. Government, Canadian Coast Guard Yes
S U.S. Government, Canadian Coast Guard Yes
D Public Correspondence, Marine Operator No
D Public Correspondence, Marine Operator No
D
Public Correspondence, Marine Operator No
S Port Operations
S Port Operations
S Commercial, Inter-ship Only
Northstar Explorer VHF Series: 721/725 Operation and Installation Manual
Yes No BRIDGE COM
Yes No SHIP - SHIP
Yes Yes PLEASURE
------ ------ DSC
Yes Yes PLEASURE
Yes No SHIP - SHIP
Yes Yes PORT OPS
Yes Yes PORT OPS
Yes Yes PORT OPS
Yes No SHIP - SHIP
Yes Yes COMMERCIAL
Yes Yes COMMERCIAL
Yes Yes UNAUTHORIZED
Yes UNAUTHORIZED
Yes UNAUTHORIZED
Yes TELEPHONE
Yes TELEPHONE
Yes TELEPHONE
No Yes PORT OPS
No Yes PORT OPS
Yes No COMMERCIAL
1W
3
6
1W only
1
4
4
4