2015-11-18 01:28:12 +00:00
|
|
|
WSJT modes: Modulation Parameters
|
|
|
|
|
---------------------------------
|
|
|
|
|
|
|
|
|
|
------------------------------------------------------------------------
|
|
|
|
|
Mode nsps Rate B t_sym t_msg Suggested
|
|
|
|
|
(baud) (Hz) (ms) (s) applications
|
|
|
|
|
------------------------------------------------------------------------
|
|
|
|
|
Fast modes, sample Rate 11025 Hz:
|
|
|
|
|
------------------------------------------------------------------------
|
|
|
|
|
JTMS 8 689 1378 0.7 0.097 MS on 144+
|
|
|
|
|
|
|
|
|
|
FSK441 25 441 1764 2.3 0.129 MS
|
|
|
|
|
|
|
|
|
|
ISCAT-A 512 21.5 905 46.4 1.11 Aircraft Scatter
|
|
|
|
|
ISCAT-B 256 43.1 1809 23.2 0.56 Ionoscatter (6m)
|
|
|
|
|
|
|
|
|
|
JT6M 512 21.5 947 46.4 1.32 Ionoscatter (6m)
|
|
|
|
|
|
|
|
|
|
Slow modes, sample Rate 11025 Hz:
|
|
|
|
|
------------------------------------------------------------------------
|
|
|
|
|
JT65A 4096 2.69 178 372 46.81 EME 50 MHz
|
|
|
|
|
JT65B 4096 2.69 355 372 46.81 EME 144, 432
|
|
|
|
|
JT65C 4096 2.69 711 372 46.81 EME 1296-and-up
|
|
|
|
|
|
|
|
|
|
JT4A 2520 4.375 17.5 229 47.09 QRP HF dxing
|
|
|
|
|
JT4B 2520 4.375 35 229 47.09
|
|
|
|
|
JT4C 2520 4.375 70 229 47.09
|
|
|
|
|
JT4D 2520 4.375 158 229 47.09
|
|
|
|
|
JT4E 2520 4.375 315 229 47.09
|
|
|
|
|
JT4F 2520 4.375 630 229 47.09 Microwave EME
|
|
|
|
|
JT4G 2520 4.375 1260 229 47.09 Microwave EME
|
|
|
|
|
|
|
|
|
|
------------------------------------------------------------------------
|
|
|
|
|
Mode nsps Rate B t_sym t_msg Suggested
|
|
|
|
|
(baud) (Hz) (ms) (s) applications
|
|
|
|
|
------------------------------------------------------------------------
|
|
|
|
|
Slow modes, sample Rate 12000 Hz:
|
|
|
|
|
------------------------------------------------------------------------
|
|
|
|
|
JT9A 6912 1.736 15.625 576 48.96 QRP HF dxing
|
2016-04-08 15:55:28 +00:00
|
|
|
JT9B 6912 1.736 28.125 576 48.96
|
|
|
|
|
JT9C 6912 1.736 56.25 576 48.96
|
|
|
|
|
JT9D 6912 1.736 112.5 576 48.96
|
|
|
|
|
JT9E 6912 1.736 225 576 48.96
|
|
|
|
|
JT9F 6912 1.736 450 576 48.96
|
|
|
|
|
JT9G 6912 1.736 900 576 48.96 Microwave EME?
|
|
|
|
|
JT9H 6912 1.736 1800 576 48.96 Microwave EME?
|
2015-11-18 01:28:12 +00:00
|
|
|
|
|
|
|
|
WSPR 8192 1.465 5.86 683 110.59 Propagation probe
|
|
|
|
|
|
|
|
|
|
------------------------------------------------------------------------
|
|
|
|
|
Fast modes, sample Rate 12000 Hz:
|
|
|
|
|
------------------------------------------------------------------------
|
|
|
|
|
JT9B 3840 3.125 28.125 320 27.20 Not yet...
|
|
|
|
|
JT9C 1920 6.25 56.25 160 13.60 Not yet...
|
|
|
|
|
JT9D 960 12.5 112.5 80 6.80 Ionoscatter
|
|
|
|
|
JT9E 480 25 225 40 3.40 Ionoscatter
|
|
|
|
|
JT9F 240 50 450 20 1.70 Ionoscatter
|
|
|
|
|
JT9G 120 100 900 10 0.85 Ionoscatter
|
|
|
|
|
JT9H 60 200 1800 5 0.43 Ionoscat (no 10m)
|
|
|
|
|
|
|
|
|
|
JTMSK 6 2000 2000 0.5 0.117 MS
|
|
|
|
|
------------------------------------------------------------------------
|
|
|
|
|
|
|
|
|
|
nsps - Samples per symbol, at stated sample rate
|
|
|
|
|
Rate - Keying rate (baud)
|
|
|
|
|
B - Bandwidth (Hz)
|
|
|
|
|
t_sym - Symbol duration (ms)
|
|
|
|
|
t_msg - Time (s) to transmit typical 18-character message
|
