HF APRS Frequencies
Page changed by VK2IO: Fri, 01/08/2014 - 19:35.
APRS HF Frequencies
The table below lists the dial frequency to be used for various groups of HF modem equipment. Both LSB and USB are listed for reference, however in Australia only the column indicated in RED is used. Dial frequencies are usually quoted assuming the 1600/1800 Hz tone pair (Group C).
|
Band
|
Tone Frequencies
|
Dial Frequency |
|
|
40m
|
1070/1270 (Group A)
|
7035.47
|
7033.13
|
|
1100/1300 (Group B)
|
7035.50
|
7033.10
|
|
|
1600/1800 (Group C)
|
7036.00
|
7032.60
|
|
|
2025/2225 (Group D)
|
7036.425
|
7032.175
|
|
|
2100/2300 (Group E)
|
7036.50
|
7032.10
|
|
|
2110/2310 (Group F)
|
7036.51
|
7032.09
|
|
|
2125/2325 (Group G)
|
7036.515
|
7032.075
|
|
|
30m
|
1070/1270 (Group A)
|
10150.47
|
10148.13
|
|
1100/1300 (Group B)
|
10150.50
|
10148.10
|
|
|
1600/1800 (Group C)
|
10151.00
|
10147.60
|
|
|
2025/2225 (Group D)
|
10151.425
|
10147.175
|
|
|
2100/2300 (Group E)
|
10151.50
|
10147.10
|
|
|
2110/2310 (Group F)
|
10151.51
|
10147.09
|
|
|
2125/2325 (Group G)
|
10151.525
|
10147.075
|
|
|
20m
|
1070/1270 (Group A)
|
14102.47
|
14100.13
|
|
1100/1300 (Group B)
|
14102.50
|
14100.10
|
|
|
1600/1800 (Group C)
|
14103.00
|
14099.60
|
|
|
2025/2225 (Group D)
|
14103.425
|
14099.175
|
|
|
2100/2300 (Group E)
|
14103.50
|
14099.10
|
|
|
2110/2310 (Group F)
|
14103.51
|
14099.09
|
|
|
2125/2325 (Group G)
|
14103.525
|
14099.075
|
|