PACTOR-III ARQ
2/6/14/16/18-TONE
(100Bd / BPSK or QPSK)
FFT SPECTRA
FFT-spectrum vs. time, frequency and signal intensity
FFT-spectrum vs. frequency and signal intensity (16-tone mode)
The following table shows the various speed levels used in Pactor-III:
Speedlevel
Number of tones
Raw datarate
Net datarate
1
2 x BPSK
200 bps
76.8 bps
2
6 x BPSK
600 bps
247.5 bps
3
14 x BPSK
1400 bps
588.8 bps
4
14 x QPSK
2800 bps
1186.1 bps
5
16 x QPSK
3200 bps
2039.5 bps
6
18 x QPSK
3600 bps
2722.4 bps
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