Dex wrote:
> 8269.9 kHz
> repeat message
> 3 chars 16K21A CRC20
> 30 second symbols
> Start 22:30 UT
Results after 8 repeats.
The transmit phase is remaining the same now, last three nights.
Hawley Texas 1816 km has decoded every transmission.
Last two nights have been very good.
Warsaw very close to a decode now - needs one more good night.
Todmorden (6194.2 km)
---------------------
27/28 Eb/N0 +9.2 dB, S/N -22.9 dB/1Hz, phase -140.9 *Decoded*
28/29 Eb/N0 +5.4 dB, S/N -26.7 dB/1Hz, phase 108.7 *Decoded*
29/30 Eb/N0 +10.2 dB, S/N -21.9 dB/1Hz, phase -12.8 *Decoded*
30/31 Eb/N0 +7.9 dB, S/N -24.2 dB/1Hz, phase -32.4 *Decoded*
31/01 Eb/N0 +2.9 dB, S/N -29.3 dB/1Hz, phase 115.6 *Decoded*
01/02 No transmission
02/03 Eb/N0 +4.2 dB, S/N -27.9 dB/1Hz, phase -16.3 *Decoded*
03/04 No transmission
04/05 No transmission
05/06 Eb/N0 +10.3 dB, S/N -21.9 dB/1Hz, phase -4.2 *Decoded*
06/07 Eb/N0 +11.1 db, S/N -21.0 dB/1Hz, phase +5.2 *Decoded*
Bielefeld (6917.7 km)
---------------------
27/28 Eb/N0 -2.6 dB, S/N -34.7 dB/1Hz, phase 71.2;
28/29 Eb/N0 -2.3 dB, S/N -34.4 dB/1Hz, phase -45.2;
29/30 Eb/N0 -3.3 dB, S/N -35.5 dB/1Hz, phase -161.9;
30/31 Eb/N0 +0.8 dB, S/N -31.3 dB/1Hz, phase 160.1 *Decoded*
31/01 Eb/N0 -4.8 dB, S/N -36.9 dB/1Hz, phase -41.2;
01/02 No transmission
02/03 Eb/N0 -5.4 dB, S/N -37.5 dB/1Hz, phase 176.0;
03/04 No transmission
04/05 No transmission
05/06 Eb/N0 -4.7 dB, S/N -36.8 dB/1Hz, phase -178.5;
06/07 Eb/N0 -0.2 dB, S/N -32.3 dB/1Hz, phase -132.7 *Decoded*
Warsaw (7681.3 km)
------------------
27/28 Eb/N0 -7.4 dB, S/N -39.6 dB/1Hz, phase 143.3;
28/29 Eb/N0 -11.5 dB, S/N -43.7 dB/1Hz, phase 85.6;
29/30 Eb/N0 -6.8 dB, S/N -40.0 dB/1Hz, phase -46.2;
30/31 Eb/N0 -16.5 dB, S/N -48.6 dB/1Hz;
31/01 Eb/N0 -17.2 dB, S/N -49.3 dB/1Hz;
01/02 No transmission
02/03 Eb/N0 -5.8 dB, S/N -37.9 dB/1Hz, phase -13.9;
03/04 No transmission
04/05 No transmission
05/06 Eb/N0 -2.6 dB, S/N -34.7 dB/1Hz, phase -35.4;
06/07 Eb/N0 -2.9 dB, S/N -35.0 dB/1Hz, phase -1.1;
All stacked after tx phase correction: Eb/N0 +0.3 dB;
Almost decoding but for a false decode at about +0.5 dB;
Cumiana (7173.4 km)
-------------------
27/28 Eb/N0 +0.6 dB, S/N -31.6 dB/1Hz, phase 164.1 *Decoded*
28/29 Eb/N0 -2.1 dB, S/N -34.2 dB/1Hz, phase 63.2;
29/30 Eb/N0 -4.7 dB, S/N -36.9 dB/1Hz, phase -52.6;
30/31 Eb/N0 -6.9 dB, S/N -39.0 dB/1Hz, phase -65.3;
31/01 Eb/N0 -9.8 dB, S/N -41.9 dB/1Hz, phase 111.9;
01/02 No transmission
02/03 No data from rx site, ADSL fault;
03/04 No transmission
04/05 No transmission
05/06 Eb/N0 -2.2 dB, S/N -34.3 dB/1Hz, phase -8.4;
06/07 Eb/N0 -6.1 dB, S/N -38.3 dB/1Hz, phase -47.0;
Hawley TX (1816.2 km)
---------------------
27/28 Eb/N0 7.8 dB, S/N -24.3 dB/1Hz, phase -86.3 *Decoded*
28/29 Eb/N0 1.3 dB, S/N -30.8 dB/1Hz, phase -163.5 *Decoded*
29/30 Eb/N0 2.9 dB, S/N -29.2 db/1Hz, phase 55.0 *Decoded*
30/31 Eb/N0 8.7 dB, S/N -23.4 dB/1Hz, phase 2.8 *Decoded*
31/01 Eb/N0 6.5 dB, S/N -25.6 dB/1Hz, phase 151.6 *Decoded*
01/02 No transmission
02/03 Eb/N0 4.0 dB, S/N -28.1 dB/1Hz, phase 10.9 *Decoded*
03/04 No transmission
04/05 No transmission
05/06 Eb/N0 5.3 dB, S/N -26.9 dB/1Hz, phase 28.1 *Decoded*
06/07 Eb/N0 5.6 dB, S/N -26.5 dB/1Hz, phase 54.1 *Decoded*
Forest VA (254.2 km)
--------------------
27/28 Eb/N0 21.2 dB, S/N -10.8 dB/1Hz, phase 115.9 *Decoded*
28/29 Eb/N0 20.4 dB, S/N -11.8 dB/1Hz, phase -14.0 *Decoded*
29/30 Eb/N0 19.4 dB, S/N -12.7 dB/1Hz, phase -124.1 *Decoded*
30/31 Eb/N0 20.0 dB, S/N -12.2 dB/1Hz, phase -143.9 *Decoded*
31/01 Eb/N0 17.6 dB, S/N -14.5 dB/1Hz, phase 12.7 *Decoded*
01/02 No transmission
02/03 Eb/N0 18.5 dB, S/N -13.6 dB/1Hz, phase -140.2 *Decoded*
03/04 No transmission
04/05 No transmission
05/06 Eb/N0 21.4 dB, S/N -10.7 dB/1Hz, phase -159.5 *Decoded*
06/07 Eb/N0 22.9 dB, S/N -9.3 dB/1Hz, phase 166.9 *Decoded*
Phase shifts to apply before stacking
-------------------------------------
27/28: 0 deg
28/29: +118 deg
29/30: +236 deg
30/31: +260 deg
31/01: +103 deg
02/03: +245 deg
05/06: +245 deg
06/07: +245 deg
--
Paul Nicholson
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