47 CFR § 80.361 - Frequencies for narrow-band direct-printing (NBDP), radioprinter and data transmissions.

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§ 80.361 Frequencies for narrow-band direct-printing (NBDP), radioprinter and data transmissions.

(a) Paired channels. The following frequencies are available for assignment to public coast stations for narrow-band direct-printing (NBDP) and data transmissions. The paired ship frequencies are available for use by authorized ship stations for NBDP and data transmissions.

Ch. no. Paired frequencies for NBDP and data transmissions (kHz)
4 MHz 6 MHz 8 MHz 12 MHz 16 MHz 18/19 MHz 22 MHz 25/26 MHz
Coast Ship Coast Ship Coast Ship Coast Ship Coast Ship Coast Ship Coast Ship Coast Ship
1 4210.5 4172.5 6314.5 6263.0 12579.5 12477.0 16807.0 16683.5 19681.0 18870.5 22376.5 22284.5 26101.0 25173.0
2 4211.0 4173.0 6315.0 6263.5 8417.0 8377.0 12580.0 12477.5 16807.5 16684.0 19681.5 18871.0 22377.0 22285.0 26101.5 25173.5
3 4211.5 4173.5 6315.5 6264.0 8417.5 8377.5 12580.5 12478.0 16808.0 16684.5 19682.0 18871.5 22377.5 22285.5 26102.0 25174.0
4 4212.0 4174.0 6316.0 6264.5 8418.0 8378.0 12581.0 12478.5 16808.5 16685.0 19682.5 18872.0 22378.0 22286.0 26102.5 25174.5
5 4212.5 4174.5 6316.5 6265.0 8418.5 8378.5 12581.5 12479.0 16809.0 16685.5 19683.0 18872.5 22378.5 22286.5 26103.0 25175.0
6 4213.0 4175.0 6317.0 6265.5 8419.0 8379.0 12582.0 12479.5 16809.5 16686.0 19683.5 18873.0 22379.0 22287.0 26103.5 25175.5
7 4213.5 4175.5 6317.5 6266.0 8419.5 8379.5 12582.5 12480.0 16810.0 16686.5 19684.0 18873.5 22379.5 22287.5 26104.0 25176.0
8 4214.0 4176.0 6318.0 6266.5 8420.0 8380.0 12583.0 12480.5 16810.5 16687.0 19684.5 18874.0 22380.0 22288.0 26104.5 25176.5
9 4214.5 4176.5 6318.5 6267.0 8420.5 8380.5 12583.5 12481.0 16811.0 16687.5 19685.0 18874.5 22380.5 22288.5 26105.0 25177.0
10 4215.0 4177.0 6319.0 6267.5 8421.0 8381.0 12584.0 12481.5 16811.5 16688.0 19685.5 18875.0 22381.0 22289.0 26105.5 25177.5
11 8421.5 8381.5 12584.5 12482.0 16812.0 16688.5 19686.0 18875.5 22381.5 22289.5 26106.0 25178.0
12 4215.5 4178.0 6319.5 6268.5 8422.0 8382.0 12585.0 12482.5 16812.5 16689.0 19686.5 18876.0 22382.0 22290.0 26106.5 25178.5
13 4216.0 4178.5 6320.0 6269.0 8422.5 8382.5 12585.5 12483.0 16813.0 16689.5 19687.0 18876.5 22382.5 22290.5 26107.0 25179.0
14 4216.5 4179.0 6320.5 6269.5 8423.0 8383.0 12586.0 12483.5 16813.5 16690.0 19687.5 18877.0 22383.0 22291.0 26107.5 25179.5
15 4217.0 4179.5 6321.0 6270.0 8423.5 8383.5 12586.5 12484.0 16814.0 16690.5 19688.0 18877.5 22383.5 22291.5 26108.0 25180.0
16 4217.5 4180.0 6321.5 6270.5 8424.0 8384.0 12587.0 12484.5 16814.5 16691.0 19688.5 18878.0 22384.0 22292.0 26108.5 25180.5
17 4218.0 4180.5 6322.0 6271.0 8424.5 8384.5 12587.5 12485.0 16815.0 16691.5 19689.0 18878.5 22384.5 22292.5 26109.0 25181.0
18 6322.5 6271.5 8425.0 8385.0 12588.0 12485.5 16815.5 16992.0 19689.5 18879.0 22385.0 22293.0 26109.5 25181.5
19 6323.0 6272.0 8425.5 8385.5 12588.5 12486.0 16816.0 16692.5 19690.0 18879.5 22385.5 22293.5 26110.0 25182.0
20 6323.5 6272.5 8426.0 8386.0 12589.0 12486.5 16816.5 16693.0 19690.5 18880.0 22386.0 22294.0 26110.5 25182.5
21 6324.0 6273.0 8426.5 8386.5 12589.5 12487.0 16817.0 16693.5 19691.0 18880.5 22386.5 22294.5
22 6324.5 6273.5 8427.0 8387.0 12590.0 12487.5 16817.5 16694.0 19691.5 18881.0 22387.0 22295.0
23 6325.0 6274.0 8427.5 8387.5 12590.5 12488.0 16818.0 16694.5 22387.5 22295.5
24 6325.5 6274.5 8428.0 8388.0 12591.0 12488.5 22388.0 22296.0
25 6326.0 6275.0 8428.5 8388.5 12591.5 12489.0 16818.5 16695.5 22388.5 22296.5
26 6326.5 6275.5 8429.0 8389.0 12592.0 12489.5 16819.0 16696.0 22389.0 22297.0
27 6327.0 6281.0 8429.5 8389.5 12592.5 12490.0 16819.5 16696.5 22389.5 22297.5
28 6327.5 6281.5 8430.0 8390.0 12593.0 12490.5 16820.0 16697.0 22390.0 22298.0
29 6328.0 6282.0 8430.5 8390.5 12593.5 12491.0 16820.5 16697.5 22390.5 22298.5
30 8431.0 8391.0 12594.0 12491.5 16821.0 16698.0 22391.0 22299.0
31 8431.5 8391.5 12594.5 12492.0 16821.5 16698.5 22391.5 22299.5
32 8432.0 8392.0 12595.0 12492.5 16822.0 16699.0 22392.0 22300.0
33 8432.5 8392.5 12595.5 12493.0 16822.5 16699.5 22392.5 22300.5
34 8433.0 8393.0 12596.0 12493.5 16823.0 16700.0 22393.0 22301.0
35 12596.5 12494.0 16823.5 16700.5 22393.5 22301.5
36 12597.0 12494.5 16824.0 16701.0 22394.0 22302.0
37 12597.5 12495.0 16824.5 16701.5 22394.5 22302.5
38 12598.0 12495.5 16825.0 16702.0 22395.0 22303.0
39 12598.5 12496.0 16825.5 16702.5 22395.5 22303.5
40 12599.0 12496.5 16826.0 16703.0 22396.0 22304.0
41 12599.5 12497.0 16826.5 16703.5 22396.5 22304.5
42 12600.0 12497.5 16827.0 16704.0 22397.0 22305.0
43 12600.5 12498.0 16827.5 16704.5 22397.5 22305.5
44 12601.0 12498.5 16828.0 16705.0 22398.0 22306.0
45 12601.5 12499.0 16828.5 16705.5 22398.5 22306.5
46 12602.0 12499.5 16829.0 16706.0 22399.0 22307.0
47 12602.5 12500.0 16829.5 16706.5 22399.5 22307.5
48 12603.0 12500.5 16830.0 16707.0 22400.0 22308.0
49 12603.5 12501.0 16830.5 16707.5 22400.5 22308.5
50 12604.0 12501.5 16831.0 16708.0 22401.0 22309.0
51 12604.5 12502.0 16831.5 16708.5 22401.5 22309.5
52 12605.0 12502.5 16832.0 16709.0 22402.0 22310.0
53 12605.5 12503.0 16832.5 16709.5 22402.5 22310.5
54 12606.0 12503.5 16833.0 16710.0 22403.0 22311.0
55 12606.5 12504.0 16833.5 16710.5 22403.5 22311.5
56 12607.0 12504.5 16834.0 16711.0 22404.0 22312.0
57 12607.5 12505.0 16834.5 16711.5 22404.5 22312.5
58 12608.0 12505.5 16835.0 16712.0 22405.0 22313.0
59 12608.5 12506.0 16835.5 16712.5 22405.5 22313.5
60 12609.0 12506.5 16836.0 16713.0 22406.0 22314.0
61 12609.5 12507.0 16836.5 16713.5 22406.5 22314.5
62 12610.0 12507.5 16837.0 16714.0 22407.0 22315.0
63 12610.5 12508.0 16837.5 16714.5 22407.5 22315.5
64 12611.0 12508.5 16838.0 16715.0 22408.0 22316.0
65 12611.5 12509.0 16838.5 16715.5 22408.5 22316.5
66 12612.0 12509.5 16839.0 16716.0 22409.0 22317.0
67 12612.5 12510.0 16839.5 16716.5 22409.5 22317.5
68 12613.0 12510.5 16400.0 16717.0 22410.0 22318.0
69 12613.5 12511.0 16400.5 16717.5 22410.5 22318.5
70 12614.0 12511.5 16411.0 16718.0 22411.0 22319.0
71 12614.5 12512.0 16841.5 16718.5 22411.5 22319.5
72 12615.0 12512.5 16842.0 16719.0 22412.0 22320.0
73 12615.5 12513.0 16842.5 16719.5 22412.5 22320.5
74 12616.0 12513.5 16843.0 16720.0 22413.0 22321.0
75 12616.5 12514.0 16843.5 16720.5 22413.5 22321.5
76 12617.0 12514.5 16844.0 16721.0 22414.0 22322.0
77 12617.5 12515.0 16844.5 16721.5 22414.5 22322.5
78 12618.0 12515.5 16845.0 16722.0 22415.0 22323.0
79 12618.5 12516.0 16845.5 16722.5 22415.5 22323.5
80 12619.0 12516.5 16846.0 16723.0 22416.0 22324.0
81 12619.5 12517.0 16846.5 16723.5 22416.5 22324.5
82 12620.0 12517.5 16847.0 16724.0 22417.0 22325.0
83 12620.5 12518.0 16847.5 16724.5 22417.5 22325.5
84 12621.0 12518.5 16848.0 16725.0 22418.0 22326.0
85 12621.5 12519.0 16848.5 16725.5 22418.5 22326.5
86 12622.0 12519.5 16849.0 16726.0 22419.0 22327.0
87 16849.5 16726.5 22419.5 22327.5
88 12622.5 12520.5 16850.0 16727.0 22420.0 22328.0
89 12623.0 12521.0 16850.5 16727.5 22420.5 22328.5
90 12623.5 12521.5 16851.0 16728.0 22421.0 22329.0
91 12624.0 12522.0 16851.5 16728.5 22421.5 22329.5
92 12624.5 12522.5 16852.0 16729.0 22422.0 22330.0
93 12625.0 12523.0 16852.5 16729.5 22422.5 22330.5
94 12625.5 12523.5 16853.0 16730.0 22423.0 22331.0
95 12626.0 12524.0 16853.5 16730.5 22423.5 22331.5
96 12626.5 12524.5 16854.0 16731.0 22424.0 22332.0
97 12627.0 12525.0 16854.5 16731.5 22424.5 22332.5
98 12627.5 12525.5 16855.0 16732.0 22425.0 22333.0
99 12628.0 12526.0 16855.5 16732.5 22425.5 22333.5
100 12628.5 12526.5 16856.0 16733.0 22426.0 22334.0
101 12629.0 12527.0 16856.5 16733.5 22426.5 22334.5
102 12629.5 12527.5 16857.0 16739.0
103 12630.0 12528.0 16857.5 16739.5
104 12630.5 12528.5 16858.0 16740.0
105 12631.0 12529.0 16858.5 16740.5
106 12631.5 12529.5 16859.0 16741.0
107 12632.0 12530.0 16859.5 16741.5
108 16860.0 16742.0
109 16860.5 16742.5
110 16861.0 16743.0
111 16861.5 16743.5
112 16862.0 16744.0
113 16862.5 16744.5
114 16863.0 16745.0
115 16863.5 16745.5
116 16864.0 16746.0
117 16864.5 16746.5
118 16865.0 16747.0
119 16865.5 16747.5
120 16866.0 16748.0
121 16866.5 16748.5
122 16867.0 16749.0
123 16867.5 16749.5
124 16868.0 16750.0
125 16868.5 16750.5
126 16869.0 16751.0
127 16869.5 16751.5
128 16870.0 16752.0
129 16870.5 16752.5
130 16871.0 16753.0
131 16871.5 16753.5
132 16872.0 16754.0

(b) The following table describes the frequencies and Channel Series with F1B, J2B, or J2D emission which are assignable to ship stations for NBDP and data transmissions with other ship stations and public coast stations. Public coast stations may receive only on these frequencies.

Non-Paired NBDP Channels (kHz)

Channel series:
1 4202.5 6300.5 8396.5 12560.0 16785.0 18893.0 22352.0 25193.0
2 4203.0 6301.0 8397.0 12560.5 16785.5 18893.5 22352.5 25193.5
3 4203.5 6301.5 8397.5 12561.0 16786.0 18894.0 22353.0 25194.0
4 4204.0 6302.0 8398.0 12561.5 16786.5 18894.5 22353.5 25194.5
5 4204.5 6302.5 8398.5 12562.0 16787.0 18895.0 22354.0 25195.0
6 4205.0 6303.0 8399.0 12562.5 16787.5 18895.5 22354.5 25195.5
7 4205.5 6303.5 8399.5 12563.0 16788.0 18896.0 22355.0 25196.0
8 4206.0 6304.0 8400.0 12563.5 16788.5 18896.5 22355.5 25196.5
9 4206.5 6304.5 8400.5 12564.0 16789.0 18897.0 22356.0 25197.0
10 4207.0 6305.0 8401.0 12564.5 16789.5 18897.5 22356.5 25197.5
11 6305.5 8401.5 12565.0 16790.0 18898.0 22357.0 25198.0
12 6306.0 8402.0 12565.5 16790.5 22357.5 25198.5
13 6306.5 8402.5 12566.0 16791.0 22358.0 25199.0
14 6307.0 8403.0 12566.5 16791.5 22358.5 25199.5
15 6307.5 8403.5 12567.0 16792.0 22359.0 25200.0
16 6308.0 8404.0 12567.5 16792.5 22359.5 25200.5
17 6308.5 8404.5 12568.0 16793.0 22360.0 25201.0
18 6309.0 8405.0 12568.5 16793.5 22360.5 25201.5
19 6309.5 8405.5 12569.0 16794.0 22361.0 25202.0
20 6310.0 8406.0 12569.5 16794.5 22361.5 25202.5
21 6310.5 8406.5 12570.0 16795.0 22362.0 25203.0
22 6311.0 8407.0 12570.5 16795.5 22362.5 25203.5
23 6311.5 8407.5 12571.0 16796.0 22363.0 25204.0
24 8408.0 12571.5 16796.5 22363.5 25204.5
25 8408.5 12572.0 16797.0 22364.0 25205.0
26 8409.0 12572.5 16797.5 22364.5 25205.5
27 8409.5 12573.0 16798.0 22365.0 25206.0
28 8410.0 12573.5 16798.5 22365.5 25206.5
29 8410.5 12574.0 16799.0 22366.0 25207.0
30 8411.0 12574.5 16799.5 22366.5 25207.5
31 8411.5 12575.0 16800.0 22367.0 25208.0
32 8412.0 12575.5 16800.5 22367.5
33 8412.5 12576.0 16801.0 22368.0
34 8413.0 12576.5 16801.5 22368.5
35 8413.5 16802.0 22369.0
36 8414.0 16802.5 22369.5
37 16803.0 22370.0
38 16803.5 22370.5
39 16804.0 22371.0
40 22371.5
41 22372.0
42 22372.5
43 22373.0
44 22373.5
45 22374.0

(c) Distress and calling. The frequencies 2174.5 kHz, 4177.5 kHz, 6268.0 kHz, 8376.5 kHz, 12520.0 kHz, and 16695.0 kHz may be used for NBDP and data transmissions by coast and ship stations on a simplex basis for distress and safety purposes.

(d) The frequencies in the 156-162 MHz band available for assignment to public coast stations that are contained in § 80.371(c) of this part are also available for radioprinter and data communications between ship and coast stations using F1B, F2B, F1D, or F2D emission.

[51 FR 31213, Sept. 2, 1986, as amended at 56 FR 9890, Mar. 8, 1991; 57 FR 43407, Sept. 21, 1992; 58 FR 16504, Mar. 29, 1993; 68 FR 46969, Aug. 7, 2003]