Operating frequency requirements – Motorola XPR 4580 User Manual
Page 115
Appendix: Maritime Radio Use in the VHF
Fr
equency
Ra
nge
English
103
Operating Frequency Requirements
A radio designated for shipboard use must comply with Federal
Communications Commission Rule Part 80 as follows:
•
on ships subject to Part II of Title III of the Communications
Act, the radio must be capable of operating on the 156.800
MHz frequency
•
on ships subject to the Safety Convention, the radio must be
capable of operating:
• in the simplex mode on the ship station transmitting
frequencies specified in the 156.025 – 157.425 MHz
frequency band, and
• in the semiduplex mode on the two frequency channels
specified in the table below.
NOTE: Simplex channels 3, 21, 23, 61, 64, 81, 82, and 83
cannot be lawfully used by the general public in US
waters.
Additional information about operating requirements in the
Maritime Services can be obtained from the full text of FCC
Rule Part 80 and from the US Coast Guard.
Table A-1: VHF Marine Channel List
Channel
Number
Frequency (MHz)
Transmit
Receive
1
156.050
160.650
2
156.100
160.700
*
156.150
160.750
4
156.200
160.800
5
156.250
160.850
6
156.300
–
7
156.350
160.950
8
156.400
–
9
156.450
156.450
10
156.500
156.500
11
156.550
156.550
12
156.600
156.600
13**
156.650
156.650
14
156.700
156.700
15**
156.750
156.750
16
156.800
156.800
17**
156.850
156.850
18
156.900
161.500
19
156.950
161.550
20
157.000
161.600
*
157.050
161.650
22
157.100
161.700
*
157.150
161.750
Table A-1: VHF Marine Channel List (Continued)
Channel
Number
Frequency (MHz)
Transmit
Receive