PD4JS — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Netherlands Locator transmitted in a decoded message: JO22

Receiver-side FT8 activity involving PD4JS, decoded by SO8OO in southeastern Poland. 69 related FT8 messages, 28 CQ messages, observed on 40m, 20m, across 3 UTC dates. Heard between 2026-07-03 and 2026-07-10.

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

69
Related messages
28
CQ messages
3
UTC dates heard
-11 dB
Mean decoder S/N

Bands

First seen: 2026-07-03
Last seen: 2026-07-10 15:58 UTC

Activity Heatmap

Locator transmitted by PD4JS

Approximate centre of JO22, decoded 2026-07-10 17:58 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 UTCBandPD4JS S/NCounterpartCounterpart S/NMsgsCapture
07-10 17:51 20m -18 / - HA1BF - / -4 3 Partial capture
07-10 17:42 20m -13 / - BG7BMG - / -12 3 ✓ Closing fragment
07-10 17:33 20m - / -17 RN6MA -20 / - 3 Partial capture
07-10 17:33 20m -13 / - IQ4JO -5 / -9 6 ✓ Full exchange observed
07-10 11:05 20m -20 / - F5IXN - / - 4 ✓ Closing fragment
07-10 10:54 20m - / -11 IU5HIU -20 / - 2 Partial capture
07-10 10:52 20m -18 / - R4FDW - / -11 2 ✓ Closing fragment
07-10 10:51 20m - / -10 R4ML +5 / - 3 Partial capture
07-07 11:40 20m -12 / -2 IK4LZH +2 / - 4 ✓ Closing observed
07-07 11:36 20m -11 / - TA3NK - / -6 5 Partial capture
07-07 11:31 20m -15 / +5 DL9KM -18 / +5 5 ✓ Full exchange observed
07-03 19:49 40m -12 / - UN7PPV - / -7 3 Partial capture
07-03 19:44 40m - / -11 HG8IT -6 / - 2 ✓ Closing fragment
07-03 19:35 40m - / -3 DL3MIB -3 / - 4 ✓ Closing fragment
07-03 19:23 20m - / - F5RAV -3 / - 4 Partial capture
07-03 19:20 20m -12 / - OK1JIR - / +3 3 Partial capture
07-03 17:47 20m +2 / -8 DM5WGL -6 / +8 6 ✓ Full exchange observed
07-03 15:59 20m - / - G6MTI -12 / - 2 Partial capture
07-03 15:55 20m -15 / +5 G0LNI -13 / +2 2 Partial capture
07-03 15:22 20m - / -9 F5IXN -24 / - 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
174115 -17 2254  CQ PD4JS JO22 (x3)
174245 -12 2254  BG7BMG PD4JS R-12 (x3)
174430 -14 2372  PD4JS F4MGP JN04
175115 -16 1422  HA1BF PD4JS JO22 (x3)
175545 -22 1422  CQ PD4JS JO22 (x5)
40m
UTC    dB Audio  Message
193500  +0 2797  PD4JS IQ4JO JN63
193500  -1 1069  PD4JS DL3MIB JN57 (x4)
193800  -4  739  PD4JS RC5F KO85
194430  -7  878  PD4JS HG8IT -11 (x2)
194830 -15  878  F5MYK PD4JS +01
194930 -10  879  UN7PPV PD4JS R-07 (x3)
195245 -13  879  CQ PD4JS JO22 (x2)

Decoder S/N history by band

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