HF Modem Tones
Page changed by VK2IO: Mon, 17/05/2010 - 13:55.
Popular Modem Offsets
The table below lists the common HF modem/TNC equipment in use, and thier tones.
These have been are categorised into "Groups" for the purpose of carrier frequency selection
|
Modem / TNC
|
Tone Frequencies
|
|
|
Group "A"
|
||
|
Bell 103 Originate
|
1070
|
1270
|
|
Group "B"
|
||
|
Tigertronics TM1
|
1100
|
1300
|
|
Group "C"
|
||
|
MFJ-1270 & MFJ-1270b
|
1600
|
1800
|
|
TinyTrack 3 & 4
|
1600
|
1800
|
|
Kam Plus
|
1600
|
1800
|
| PacComm TNC320 | 1600 | 1800 |
| OpenTracker | 1600 | 1800 |
|
Group "D"
|
||
|
Bell 103 Answer
|
2025
|
2225
|
|
Group "E"
|
||
|
AGWPE (Soundcard)
|
2100
|
2300
|
|
MixW (Soundcard)
|
2100
|
2300
|
|
Group "F"
|
||
|
PK-232
|
2110
|
2310
|
|
MFJ-1270c & MFJ-1274c
|
2125
|
2295
|
|
MFJ-1276 & MFJ-1278
|
2125
|
2295
|
|
Group "G"
|
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|
DSP-12
|
2125
|
2325
|
