BD4UK — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: China

Receiver-side FT8 activity involving BD4UK, decoded by SO8OO in southeastern Poland. 272 related FT8 messages, 2 CQ messages, observed on 40m, 20m, 10m, across 26 UTC dates. Heard between 2026-06-18 and 2026-08-11.

These are automated observations at the SO8OO receiver, not the station's official logbook. Times are UTC. Decoder S/N describes messages received at SO8OO; inferred entity and location data may be inaccurate for portable, remote or special-event operation.

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Overview

272
Related messages
2
CQ messages
26
UTC dates heard
-4 dB
Mean decoder S/N

Bands

First seen: 2026-06-18
Last seen: 2026-08-11 12:33 UTC

Activity Heatmap

Observed FT8 exchanges

S/N cells show: decoded at SO8OO / report transmitted by the counterpart. An observed exchange is not a QSL or an official logbook confirmation.

Time UTCBandBD4UK S/NCounterpartCounterpart S/NMsgsCapture
08-11 14:32 20m - / -12 RU3QR -21 / - 2 ✓ Closing fragment
08-08 17:26 20m - / -24 IK5EEA -6 / - 2 Partial capture
08-08 17:24 20m - / -15 R6SS -2 / - 2 ✓ Closing fragment
08-08 13:58 20m - / -16 R7DX -8 / - 2 ✓ Closing fragment
08-06 19:32 20m - / -20 R3UAX +1 / - 4 Partial capture
08-06 19:13 20m - / -7 PI4DX -9 / - 2 ✓ Closing fragment
08-06 18:54 20m - / -16 EA1B +2 / - 5 ✓ Closing fragment
07-27 07:47 10m - / -24 IQ4JO -8 / - 2 Partial capture
07-21 18:38 20m - / -3 DL2DBI -8 / - 2 ✓ Closing fragment
07-21 18:37 20m - / -9 R4GM -6 / - 2 ✓ Closing fragment
07-21 16:32 20m - / -11 EA5PC -7 / - 3 Partial capture
07-14 17:38 40m - / -18 R2EC -2 / - 2 ✓ Closing fragment
07-13 18:12 20m - / -10 PA4O +2 / - 3 ✓ Closing fragment
07-06 22:32 20m - / -15 EA1A +16 / - 2 ✓ Closing fragment
07-06 17:47 20m - / -15 DL6LAG -4 / - 2 ✓ Closing fragment
07-06 17:34 20m - / -17 ON8BB -14 / - 3 Partial capture
07-04 01:59 20m - / -15 RW9QA -15 / - 2 ✓ Closing fragment
07-03 21:13 20m - / -19 LU1FIV -10 / - 2 Partial capture
07-03 19:54 20m - / -7 UF5F -21 / - 2 Partial capture
07-03 19:27 20m - / -12 CR2WWA -16 / - 2 ✓ Closing fragment
07-03 19:21 20m - / - G6PWS +1 / - 15 Partial capture
07-03 19:01 20m - / -15 ON1JP -24 / - 2 Partial capture
07-03 18:54 20m - / -12 GB2WWA +20 / - 2 ✓ Closing fragment
07-03 18:54 20m - / -15 UB6D -14 / - 2 Partial capture
07-03 18:49 20m - / -11 TM8WWA +4 / - 2 ✓ Closing fragment
07-03 18:43 20m - / -18 GB2WWA +18 / - 2 Partial capture
07-03 18:30 20m - / -19 GB2WWA +14 / - 3 Partial capture
07-03 17:39 20m - / - RC6OU -11 / - 3 ✓ Closing fragment
07-02 12:29 10m - / - IW2DNI +9 / - 5 Partial capture
07-02 12:11 10m - / - IW2DNI +5 / - 9 Partial capture
07-02 11:19 10m - / - A71XX -13 / - 3 Partial capture
07-01 20:00 20m - / -18 IK2LFF +13 / - 4 ✓ Closing fragment
06-30 19:31 20m - / -17 R4LBP +6 / - 3 Partial capture
06-30 19:23 20m - / -12 DL3MIB -3 / - 3 ✓ Closing fragment
06-30 19:18 20m - / -14 IZ2DPX -3 / - 2 ✓ Closing fragment
06-30 19:11 20m - / - CT1EHK -6 / - 3 Partial capture
06-28 20:10 40m - / -22 LZ1ZF -16 / - 4 Partial capture
06-28 20:06 40m - / -12 UA3DIB -4 / - 3 ✓ Closing fragment
06-28 20:04 40m - / -22 DK0KTL 0 / - 2 Partial capture
06-28 20:01 40m - / -21 IQ4JO -3 / - 3 ✓ Closing fragment
06-28 19:57 40m - / -18 IK4DCW -4 / - 2 ✓ Closing fragment
06-28 00:28 20m - / -2 UA0AKY -16 / - 2 ✓ Closing fragment
06-27 22:26 20m - / - IZ2DPX +2 / - 2 ✓ Closing fragment
06-27 22:23 20m - / -15 IZ2DPX -2 / - 2 Partial capture
06-24 21:59 20m - / -13 HB9EFK -8 / - 2 ✓ Closing fragment
06-24 21:58 20m - / - HB9JNM -6 / - 3 Partial capture
06-24 21:48 40m - / -20 DD2ML +14 / - 2 ✓ Closing fragment
06-23 22:18 20m - / -15 PY7XC +4 / - 2 ✓ Closing fragment
06-22 21:14 20m - / -11 EA8UP +2 / - 2 ✓ Closing fragment
06-22 20:22 20m - / -18 RY3F -12 / - 3 Partial capture

Recent FT8 messages decoded at SO8OO

Frequency values are decoder audio offsets in hertz, not RF frequencies.

20m
UTC    dB Audio  Message
193230  -1 1018  BD4UK R3UAX R-20 (x3)
175345 -10  896  BD4UK BD6KDP R-10
194315 -11 2741  BD4UK GM4FDM 73
135845  -7 1658  BD4UK R7DX R-16 (x2)
144345  +2  963  BD4UK SV2HTW R-18
172045  +3 2667  BD4UK R6SS -15 (x3)
172645  -6 1075  BD4UK IK5EEA R-24 (x2)
143245 -20 1515  BD4UK RU3QR -12 (x2)
10m
UTC    dB Audio  Message
121300  +3  904  BD4UK IW2DNI JN45 (x11)
125815 -17 2381  BD4UK R3KFT -17
074700  -8 2716  BD4UK IQ4JO JN63 (x2)
074930  -7 2543  BD4UK PD0HCV JO21
40m
UTC    dB Audio  Message
200130  -3 2732  BD4UK IQ4JO JN63 (x3)
200400  +1 1073  BD4UK DK0KTL -22 (x2)
200600  -6 1544  BD4UK UA3DIB KO85 (x3)
200900 -13 2437  BD4UK R1QF RR73
201000 -18 1687  BD4UK LZ1ZF KN22 (x4)
173800  -4 2599  BD4UK R2EC -18 (x2)

Decoder S/N history by band

Daily averages across messages associated with this profile as decoded at SO8OO.