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Table 11 - USA Channel Frequencies and Channel Tag
Ch No. RX Freq (MHz) TX Freq (MHz) Status Full Name
1 “A” 156.0500 156.0500 Simplex
Vessel trafc system/
Commercial
5 “A” 156.2500 156.2500 Simplex
Vessel trafc system /
Commercial
6 156.3000 156.3000 Simplex Inter-ship safety
7 “A” 156.3500 156.3500 Simplex Commercial
8 156.4000 156.4000 Simplex Commercial
9 156.4500 156.4500 Simplex Non commercial
10 156.5000 156.5000 Simplex Commercial
11 156.5500 156.5500 Simplex Vessel trafc system
12 156.6000 156.6000 Simplex Vessel trafc system
13 156.6500 156.6500 Simplex, 1W Bridge to bridge
14 156.7000 156.7000 Simplex Vessel trafc system
15 156.7500 Inhibit Receive Only Environmental
16 156.8000 156.8000 Simplex Distress, Safety, Calling
17 156.8500 156.8500 Simplex, 1W Govt maritime control
18 “A” 156.9000 156.9000 Simplex Commercial
19 “A” 156.9500 156.9500 Simplex Commercial
20 161.6000 157.0000 Duplex Port operation
20 “A” 157.0000 157.0000 Simplex Port operation
21 “A” 157.0500 157.0500 Simplex Coast guard only
22 “A” 157.1000 157.1000 Simplex Coast guard
23 “A” 157.1500 157.1500 Simplex Coast guard only
24 161.8000 157.2000 Duplex Marine operator
25 161.8500 157.2500 Duplex Marine operator
26 161.9000 157.3000 Duplex Marine operator
27 161.9500 157.3500 Duplex Marine operator
28 162.0000 157.4000 Duplex Marine operator
63 “A” 156.1750 156.1750 Simplex Vessel trafc system
65 “A” 156.2750 156.2750 Simplex Port operation
66 “A” 156.3250 156.3250 Simplex Port operation
67 156.3750 156.3750 Simplex, 1W Bridge to bridge
68 156.4250 156.4250 Simplex Non commercial
69 156.4750 156.4750 Simplex Non commercial
70 ( 156.5250 156.5250 ) DSC Only DSC
71 156.5750 156.5750 Simplex Non commercial
72 156.6250 156.6250 Simplex Non commercial (ship-ship)
73 156.6750 156.6750 Simplex Port operation
74 156.7250 156.7250 Simplex Port operation
75 156.775 156.7750 Simplex, 1W Port operation
UM425 VHF OM.indd 59 28/9/11 11:55:23 AM