SP4GDW — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Poland Locator transmitted in a decoded message: JO93

Receiver-side FT8 activity involving SP4GDW, decoded by SO8OO in southeastern Poland. 308 related FT8 messages, 29 CQ messages, observed on 40m, 20m, 10m, across 50 UTC dates. Heard between 2026-06-02 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

308
Related messages
29
CQ messages
50
UTC dates heard
-11 dB
Mean decoder S/N

Bands

First seen: 2026-06-02
Last seen: 2026-08-23 14:01 UTC

Activity Heatmap

Locator transmitted by SP4GDW

Approximate centre of JO93, decoded 2026-08-22 11:15 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 UTCBandSP4GDW S/NCounterpartCounterpart S/NMsgsCapture
08-23 16:00 40m -15 / +6 SP9CXN +2 / -8 4 ✓ Full exchange observed
08-23 15:56 40m -13 / - PD2MAC/P - / -16 3 Partial capture
08-23 15:47 40m -17 / - PD2MAC/P - / -18 3 Partial capture
08-23 15:45 40m -21 / - DF9HT/P - / -15 3 Partial capture
08-23 13:19 40m -16 / -12 SP4WSL -20 / -8 5 ✓ Full exchange observed
08-23 12:40 20m - / +10 M0PAX -7 / - 2 ✓ Closing fragment
08-22 11:14 20m +2 / - 2E0BRU - / -19 5 ✓ Closing fragment
08-22 11:10 20m -4 / -2 DM5NSA -24 / -15 6 ✓ Full exchange observed
08-22 11:10 20m -4 / - PD0PWH -12 / -9 4 ✓ Full exchange observed
08-22 11:08 20m -3 / - 2E0BRU - / - 4 Partial capture
08-22 11:05 20m -1 / -18 DF6QN +14 / -13 7 ✓ Full exchange observed
08-22 11:03 20m -2 / - G6UJJ - / - 5 ✓ Closing fragment
08-22 10:45 20m +2 / - YO3FVR/P - / -16 10 Partial capture
08-22 09:22 20m - / -11 SP8S/P -15 / - 2 ✓ Closing fragment
08-22 09:05 40m -17 / - DL8MAK/P - / -11 16 ✓ Closing fragment
08-22 08:47 20m -8 / - M8IDM/POTA - / - 2 Partial capture
08-22 08:46 20m -10 / - ES2TT - / - 2 Partial capture
08-22 08:44 20m -14 / -1 YT2TOR -11 / -13 3 ✓ Full exchange observed
08-22 08:42 20m -16 / - <...> - / -21 2 Partial capture
08-21 09:00 20m - / -18 PD3LKN -15 / - 3 ✓ Closing fragment
08-21 08:51 20m - / -15 DB2HA +2 / - 10 ✓ Closing fragment
08-21 08:51 20m - / - DL1R +4 / - 11 Partial capture
08-21 08:46 40m -19 / - SP6AMI - / - 2 Partial capture
08-21 08:43 40m -18 / - DL8MAK/P - / -22 2 Partial capture
08-21 08:41 40m -12 / -16 F4EIK -21 / -22 3 Partial capture
08-21 08:40 40m -12 / - SP6AMI - / - 2 Partial capture
08-21 08:38 40m -9 / - DL8MAK/P - / -15 3 Partial capture
08-21 08:34 40m -15 / - DB3MAX - / -9 7 Partial capture
08-21 08:30 40m -11 / +1 SP9XG -8 / -8 5 ✓ Full exchange observed
08-20 10:51 40m -20 / - DL8OAZ - / -18 2 ✓ Closing fragment
08-20 10:48 40m -18 / - SQ4GXN - / -18 2 ✓ Closing fragment
08-20 10:43 40m -17 / - F5SYC/P - / -24 8 ✓ Closing fragment
08-20 10:37 40m -15 / -10 SP5ROM -6 / -12 5 ✓ Full exchange observed
08-20 07:13 40m -17 / - F1LPT - / -14 3 Partial capture
08-20 07:12 40m -18 / - S5/M0MPM - / -7 2 Partial capture
08-20 07:08 40m -17 / -14 DL1HQN -12 / -20 4 ✓ Full exchange observed
08-20 07:06 40m -18 / - SP6AMI - / - 2 Partial capture
08-20 07:02 40m -8 / - OZ6MM - / -14 4 Partial capture
08-16 17:00 40m -14 / -9 SQ2BXI -2 / - 3 ✓ Closing observed
08-16 15:20 40m -21 / - DL0MFK/LH - / -25 3 Partial capture
08-16 14:25 40m -17 / - DG4HZ - / -12 4 ✓ Closing fragment
08-16 14:20 40m -16 / - <...> - / -17 3 Partial capture
08-16 10:47 20m -14 / +2 UT7UJ +5 / -5 5 ✓ Full exchange observed
08-16 10:47 20m -14 / - F4AWT - / -10 2 ✓ Closing fragment
08-16 10:45 20m -15 / - KO1K - / -17 2 Partial capture
08-12 06:40 20m - / -4 PD7JLP -16 / - 2 ✓ Closing fragment
08-12 06:07 40m -20 / - SQ9M - / -12 2 ✓ Closing fragment
08-12 06:03 40m -15 / - PD3AN - / -12 3 Partial capture
08-11 16:31 20m - / -9 IZ2WYA -16 / - 2 Partial capture
08-11 08:34 20m - / -20 E75W -11 / - 3 ✓ Closing fragment

Recent FT8 messages decoded at SO8OO

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

40m
UTC    dB Audio  Message
132030 -20 1876  SP4GDW SP4WSL RR73
132045 -18 1627  SP4WSL SP4GDW 73
154515 -22 1939  DF9HT/P SP4GDW -15 (x3)
154715 -16 1969  PD2MAC/P SP4GDW -18 (x6)
160045 -16 1968  SP9CXN SP4GDW -08
160100  +3 1164  SP4GDW SP9CXN R+06
160115 -14 1969  SP9CXN SP4GDW RR73
160130  +2 1164  SP4GDW SP9CXN 73
20m
UTC    dB Audio  Message
111100  -3 1955  PD0PWH SP4GDW -09
111115 -12 1956  SP4GDW PD0PWH R+16
111130  -4 1955  PD0PWH SP4GDW RR73
111200  -9 1955  DM5NSA SP4GDW -15 (x2)
111245 -23 1575  SP4GDW DM5NSA R-02
111300  -1 1956  DM5NSA SP4GDW RR73 (x2)
111400  +2 1956  2E0BRU SP4GDW JO93 (x5)
124045  -3 1766  SP4GDW M0PAX +10 (x2)
10m
UTC    dB Audio  Message
075845  -8  660  SP4GDW F8AEJ +07 (x2)
110600  -4 2325  SP4GDW OZ9WRH -21 (x2)
095700 -18 1605  SP4GDW YO4NF -05
095115 -17 1807  SP4GDW F4FSY +01
095115 -11 2584  SP4GDW IQ4JO JN63
095115 -10 2439  SP4GDW F1ODM -01
095645 -11 2583  SP4GDW IQ4JO R-04 (x2)

Decoder S/N history by band

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