Stefan wrote:
> f = 4470.100000 Hz
> Start time: 18.JAN.2018 16:00:00 UTC
> Symbol period: 60 s
> Characters: 2
> CRC bits: 16
> Coding 16K23A (NEW)
> Duration: 13h20min [hh:mm]
> Antenna current: 300 mA
Todmorden (881.2 km)
--------------------
19/20 Eb/N0 +8.6 dB, S/N -27.7 dB/1Hz, phase 70.3 *Decoded*
20/21 Eb/N0 +10.8 dB, S/N -25.4 dB/1Hz, phase 65.0 *Decoded*
21/22 Eb/N0 +4.4 dB, S/N -31.8 dB/1Hz, phase 78.3 *Decoded*
22/23 Eb/N0 +5.7 dB, S/N -30.5 dB/1Hz, phase 93.2 *Decoded*
23/24 Eb/N0 +6.1 dB, S/N -30.2 dB/1Hz, phase 92.4 *Decoded*
24/25 Eb/N0 +6.6 dB, S/N -29.6 dB/1Hz, phase 94.0 *Decoded*
Average S/N 4470 Hz: -29.2 dB, 5170 Hz: -28.1 dB;
Bielefeld (303.8 km DL4YHF)
---------------------------
19/20 Eb/N0 -2.0 dB, S/N -38.3 dB/1Hz, phase -45.2;
20/21 Eb/N0 +12.5 dB, S/N -23.8 dB/1Hz, phase -55.7 *Decoded*
21/22 Eb/N0 +6.9 dB, S/N -29.4 dB/1Hz, phase -59.7 *Decoded*
22/23 Eb/N0 -21.0 dB, S/N -57.2 dB/1Hz;
23/24 Eb/N0 +1.6 dB, S/N -34.6 dB/1Hz, phase -105.2 *Decoded*
24/25 Eb/N0 +1.9 dB, S/N -34.4 dB/1Hz, phase -95.5 *Decoded*
Have repairs to the front-end changed the phase response?
Cumiana (504.6 km IK1QFK)
-------------------------
19/20 Eb/N0 +8.9 dB, S/N -27.4 dB/1Hz, phase -116.3 *Decoded*
20/21 Eb/N0 +11.3 dB, S/N -24.9 dB/1Hz, phase -105.0 *Decoded*
21/22 Eb/N0 +7.4 dB, S/N -28.8 dB/1Hz, phase -107.5 *Decoded*
22/23 Eb/N0 +8.3 dB, S/N -27.9 dB/1Hz, phase -105.4 *Decoded*
23/24 Eb/N0 +8.3 dB, S/N -28.0 dB/1Hz, phase -95.2 *Decoded*
24/25 Eb/N0 +8.2 dB, S/N -28.1 dB/1Hz, phase -109.0 *Decoded*
Average S/N 4470 Hz: -27.5 dB, 5170 Hz: -31.0 dB;
Warsaw (919.3 km SQ5BPF)
------------------------
19/20 No uplink
20/21 No uplink
21/22 Eb/N0 -3.2 dB, S/N -39.4 dB/1Hz, phase 75.3;
22/23 Eb/N0 -6.3 dB, S/N -42.5 dB/1Hz, phase 70.7;
23/24 Eb/N0 -12.1 dB, S/N -48.3 dB/1Hz;
24/25 Eb/N0 -7.4 dB, S/N -43.6 dB/1Hz, phase -125.2;
Uplink very intermittent.
--
Paul Nicholson
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