59
Specifications
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 traffic system/
Commercial
5 “A”
156.2500
156.2500
Simplex
Vessel traffic 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 traffic system
12
156.6000
156.6000
Simplex
Vessel traffic system
13
156.6500
156.6500
Simplex, 1W
Bridge to bridge
14
156.7000
156.7000
Simplex
Vessel traffic 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 traffic 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