Thank-you for the summary. It's interesting that the
signals appear to avoid the west. Is it ansiotropy in the
radiation pattern or propagation?
73
Joe VO1NA
On Sat, 23 Dec 2017, Paul Nicholson wrote:
VO1NA wrote:
2100 utc tonight [21st], 16K21A, CRC-8, one character,
544 symbols, 1 minute each, 8270.0075 Hz.
Last night's message will be repeated tonight [22nd].
Results from both nights.
Todmorden (3575 km)
-------------------
21/22 Eb/N0 +11.1 dB, S/N -26.5 dB in 1Hz, phase 176.5, *Decoded*
22/23 Eb/N0 +10.3 dB, S/N -27.3 dB in 1Hz, phase -167.2 *Decoded*
Bielefeld (4301.5 km DL4YHF)
----------------------------
21/22 Eb/N0 +4.7 dB, S/N -32.9 dB in 1Hz, phase -22.8, *Decoded*
22/23 Eb/N0 +1.4 dB, S/N -36.2 dB in 1Hz, phase -35.3, *Decoded*
Warsaw (5096.6 km SQ5BPF)
-------------------------
21/22 Eb/N0 +1.0 dB, S/N -36.6 dB in 1Hz, phase 149.1, *Decoded*
22/23 Eb/N0 -4.2 dB, S/N -41.8 dB in 1Hz, phase 172.2;
Stacked Eb/N0 +1.6 dB, beaten by false decode at +2.3 dB;
Above from data on stream server (via vorbis)
Below, direct from local raw recording
21/22 Eb/N0 +2.0 dB, S/N -35.6 dB in 1Hz, *Decoded*
Cumiana (4533.4 km IK1QFK)
--------------------------
21/22 No reception, rx fault
22/23 Eb/N0 +1.6 dB, S/N -36.0 dB in 1Hz, phase 39.2, *Decoded*
First Canada to Italy VLF message!
Forest, VA (2415.3 km KE4RJQ)
-----------------------------
21/22 Eb/N0 -0.4 dB, S/N -38.0 dB in 1Hz, phase 62.5;
22/23 Eb/N0 -3.8 dB, S/N -41.3 dB in 1Hz, phase -15.8;
--
Paul Nicholson
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