PD4AH — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Netherlands Locator transmitted in a decoded message: JO33

Receiver-side FT8 activity involving PD4AH, decoded by SO8OO in southeastern Poland. 515 related FT8 messages, 121 CQ messages, observed on 40m, 20m, 10m, across 41 UTC dates. Heard between 2026-05-31 and 2026-08-23.

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

515
Related messages
121
CQ messages
41
UTC dates heard
-7 dB
Mean decoder S/N

Bands

First seen: 2026-05-31
Last seen: 2026-08-23 10:28 UTC

Activity Heatmap

Locator transmitted by PD4AH

Approximate centre of JO33, decoded 2026-08-17 10:03 UTC. A transmitted locator is not proof of the operator's permanent location.

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 UTCBandPD4AH S/NCounterpartCounterpart S/NMsgsCapture
08-17 10:01 20m - / - DK4RH -20 / - 4 Partial capture
08-17 09:58 20m - / - DK3HV -14 / - 4 Partial capture
08-17 09:53 20m -10 / - 9A4AA - / -20 3 ✓ Closing fragment
08-16 20:20 40m -19 / - ON1DGN - / -15 3 Partial capture
08-16 20:10 20m - / - DG5PW -15 / - 2 Partial capture
08-16 20:05 20m - / -5 M0PBG +2 / - 5 Partial capture
08-16 13:08 20m -18 / - OH6DHM - / -18 2 ✓ Closing fragment
08-16 13:04 20m - / - DL1R -2 / - 9 Partial capture
08-16 10:56 20m -16 / - M7VME - / -11 2 ✓ Closing fragment
08-16 10:33 20m - / -2 UT7UJ +10 / - 2 ✓ Closing fragment
08-12 14:47 20m - / +7 G0RVY -6 / - 4 Partial capture
08-12 14:24 20m - / +1 F1DSZ -8 / - 2 Partial capture
08-12 10:27 20m - / - IK4LZH +10 / - 4 Partial capture
08-08 17:32 20m - / - YO4GOU -10 / - 5 Partial capture
08-08 05:48 40m - / -9 SP4MPH -12 / - 2 ✓ Closing fragment
08-08 05:33 20m - / -8 R5AV -20 / - 2 ✓ Closing fragment
08-07 14:31 20m -12 / - EA5ISM - / -14 2 ✓ Closing fragment
08-07 14:27 20m - / - G4VJN -11 / - 2 Partial capture
08-07 14:24 20m - / -4 F1PBZ -10 / - 2 Partial capture
08-05 09:43 20m -14 / - CS8ABF - / - 2 Partial capture
08-05 09:25 20m - / -20 RD3FY -13 / - 3 ✓ Closing fragment
08-03 17:47 20m -12 / - A61SD - / -20 3 Partial capture
08-02 11:51 20m -14 / - UR5XEJ - / -9 2 ✓ Closing fragment
07-29 11:51 20m -17 / - US5HCO - / - 5 ✓ Closing fragment
07-29 11:41 20m -18 / - SM3MLX - / -3 3 Partial capture
07-29 11:40 20m - / - F4HSB -24 / - 2 Partial capture
07-29 11:35 20m - / -10 GJ0KYZ -2 / - 5 Partial capture
07-29 11:34 20m - / -6 F1PBZ -2 / - 3 Partial capture
07-26 12:36 40m - / - OK1ZJH -11 / - 2 Partial capture
07-26 12:26 20m -19 / -14 IZ5RKH -9 / +4 5 ✓ Full exchange observed
07-26 12:22 20m -19 / - YL3GAO - / -12 4 Partial capture
07-26 11:56 20m -19 / +3 IK4LZH +12 / - 7 ✓ Closing observed
07-26 11:51 20m -19 / - R4IK -14 / - 2 ✓ Closing observed
07-26 10:04 20m - / - UR4QWW -10 / - 2 Partial capture
07-26 09:34 40m - / -8 9A4DK -16 / - 2 Partial capture
07-26 09:16 20m - / -16 F1ODM -12 / - 2 ✓ Closing fragment
07-26 09:14 20m -13 / - US1MM - / -11 2 ✓ Closing fragment
07-26 09:06 20m -9 / +4 DG5DR -7 / - 4 ✓ Closing observed
07-26 08:47 20m -15 / -16 SV2HTW -8 / - 7 Partial capture
07-22 11:57 20m - / - F4HSB -23 / - 3 Partial capture
07-19 11:04 20m - / - DL9KM -20 / - 2 Partial capture
07-18 12:07 20m - / +3 IZ4AIF -14 / - 4 ✓ Closing fragment
07-15 19:02 40m - / -15 EW2ZC -3 / - 3 Partial capture
07-15 18:44 20m - / -6 OE8PIT +4 / - 2 Partial capture
07-14 21:16 20m - / - EA1JZZ -2 / - 2 Partial capture
07-14 21:11 20m - / -7 CT1BFP -12 / - 3 ✓ Closing fragment
07-13 19:56 20m - / -3 UA6YW -2 / - 3 Partial capture
07-13 19:54 20m -20 / -13 JA0LFV -2 / -6 4 ✓ Full exchange observed
07-13 19:47 20m -7 / - TN8GD - / - 4 Partial capture
07-13 16:31 40m - / - DL6EL -18 / - 2 Partial capture

Recent FT8 messages decoded at SO8OO

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

20m
UTC    dB Audio  Message
095930 -14 1173  PD4AH DK3HV JO31
095945 -11 1172  CQ PD4AH JO33
100000 -21 1557  PD4AH SV9MBH KM25
100000 -14 1173  PD4AH DK3HV JO31
100015 -10 1172  CQ PD4AH JO33
100030 -18 1172  PD4AH DK3HV JO31
100045  -6 1172  CQ PD4AH JO33
100100 -20 1174  PD4AH DK4RH JO31 (x4)
100245  -8 1172  CQ PD4AH JO33
100300  -7 1172  RA9J PD4AH JO33
065645  -2 2709  PD4AH R7KKO -19
122845  +2 2378  PD4AH DJ1TU JN48
40m
UTC    dB Audio  Message
093430 -17 1200  PD4AH 9A4DK R-08
123645 -11  704  PD4AH OK1ZJH JN69 (x2)
173815 -16 1265  PD4AH DL0RDG JO64
173915 -14  838  PD4AH DL0LOL JN49
173945 -10 1134  PD4AH SM7JKW JO65
054430 -13 1136  PD4AH SP9UPH JO90
054830 -13  782  PD4AH SP4MPH -09
054900 -16 2273  PD4AH SP6AXW JO80
054900 -12  783  PD4AH SP4MPH RR73
202045 -18 1134  ON1DGN PD4AH R-15 (x3)
204045 -21 1135  CQ PD4AH JO33                         a1 (x2)
10m
UTC    dB Audio  Message
102230 +16  645  PD4AH UR1CCT KN69
154200  -1 2865  PD4AH IQ4JO JN63 (x2)
154300  -7  581  PD4AH <...> +02
103100 -15 1191  CQ PD4AH JO33 (x2)
103230 -16 1191  SV1CQN PD4AH JO33
103245  -4  603  PD4AH SV1CQN -13
103300 -10 1191  SV1CQN PD4AH R-11
103315  -8  603  PD4AH SV1CQN RR73 (x4)
103745 -16 1189  CS7AZL PD4AH JO33
131745 -14 1185  SP9JP PD4AH RR73

Decoder S/N history by band

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