US Marine Channels
Ch | RX Freq | TX Freq | Status | Name |
17 | 156.850 | 156.850 | Simplex, 1W | Govt maritime control |
18A | 156.900 | 156.900 | Simplex | Commercial |
19A | 156.950 | 156.950 | Simplex | Commercial |
20 | 161.600 | 157.000 | Duplex | Port operation |
20A | 157.000 | 157.000 | Simplex | Port operation |
21A | 157.050 | 157.050 | Simplex | Coast guard only |
22A | 157.100 | 157.100 | Simplex | Coast guard |
23A | 157.150 | 157.150 | Simplex | Coast guard only |
24 | 161.800 | 157.200 | Duplex | Marine operator |
25 | 161.850 | 157.250 | Duplex | Marine operator |
26 | 161.900 | 157.300 | Duplex | Marine operator |
27 | 161.950 | 157.350 | Duplex | Marine operator |
28 | 162.000 | 157.400 | Duplex | Marine operator |
63A | 156.175 | 156.175 | Simplex | Vessel traffic system |
65A | 156.275 | 156.275 | Simplex | Port operation |
66A | 156.325 | 156.325 | Simplex | Port operation |
67 | 156.375 | 156.375 | Simplex, 1W | Bridge To Bridge |
68 | 156.425 | 156.425 | Simplex | Non Commercial |
69 | 156.475 | 156.475 | Simplex | Non Commercial |
70 | 156.525 | Inhibit | Receive only | Digital Selective Calling |
71 | 156.575 | 156.575 | Simplex | Non Commercial |
72 | 156.625 | 156.625 | Simplex | Non Commercial |
73 | 156.675 | 156.675 | Simplex | Port Operation |
74 | 156.725 | 156.725 | Simplex | Port Operation |
75 | 156.775 | 156.775 | Simplex, 1W | Port Operation |
76 | 156.825 | 156.825 | Simplex, 1W | Port Operation |
77 | 156.875 | 156.875 | Simplex, 1W | Port Operation |
78A | 156.925 | 156.925 | Simplex | Non Commercial |
79A | 156.975 | 156.975 | Simplex | Commercial |
80A | 157.025 | 157.025 | Simplex | Commercial |
81A | 157.075 | 157.075 | Simplex | Coast Guard |
Uniden Atlantis 270 Radio Owner’s Manual |