SQ4KDF — FT8 station from Poland
Amateur radio station SQ4KDF operating from Poland (grid square JO21). 180 FT8 spots received at SO8OO WebSDR, 24 CQ calls, active on 80m, 40m, 20m, 10m, over 12 days, best SNR +28 dB. Heard between 2026-04-30 and 2026-07-24.
FT8DB and SO8OO WebSDR are a hobby project maintained solo. ☕ Buy me a coffee
Overview
180
Total spots
24
CQ calls
12
Days active
-2 dB
Avg SNR
Bands
80m
20m
40m
10m
First seen: 2026-04-30
Last seen: 2026-07-24 13:23 UTC
Last seen: 2026-07-24 13:23 UTC
Frequent QSO partners observed at SO8OO
Stations SQ4KDF worked most often, as logged from our receiver:
Activity Heatmap
Location
QSO Logbook (as observed from SO8OO)
Format: our rx / partner reports
| Time | Band | SQ4KDF | Partner | Partner SNR | Msgs | |
|---|---|---|---|---|---|---|
| 07-24 15:21 | 10m | +8 / - | DG6TOM | - / - | 2 | Partial |
| 07-24 15:21 | 10m | -16 / - | PD1ADA | - / - | 4 | Partial |
| 07-24 14:39 | 10m | -10 / - | DO9MK | - / - | 2 | ✓ Confirmed |
| 07-24 14:39 | 10m | +2 / - | DK3HV | - / - | 2 | Partial |
| 07-24 14:31 | 10m | -6 / - | DL6RS | - / - | 2 | Partial |
| 07-24 14:31 | 10m | +10 / - | F1PBZ | - / +2 | 3 | ✓ Confirmed |
| 07-21 16:38 | 10m | +1 / - | PG9S | - / - | 2 | Partial |
| 07-09 07:41 | 10m | -5 / - | UR4QWW | - / +10 | 5 | ✓ Confirmed |
| 07-09 07:41 | 10m | -14 / - | UR9QQ | - / - | 2 | Partial |
| 06-24 13:52 | 20m | -19 / - | DB1EF | - / -4 | 3 | ✓ Confirmed |
| 06-21 18:12 | 10m | -8 / - | DN9TB | - / +4 | 2 | ✓ Confirmed |
| 06-21 17:38 | 10m | +11 / - | F1PBZ | - / - | 3 | ✓ Confirmed |
| 06-21 17:38 | 10m | -2 / - | IQ4JO | - / -10 | 3 | ✓ Confirmed |
| 06-21 05:00 | 20m | -15 / - | RZ4FWA | - / - | 3 | ✓ Confirmed |
| 06-20 20:24 | 80m | +14 / -5 | OE1RDU/3 | +10 / -1 | 5 | Partial |
| 06-20 20:24 | 80m | +6 / - | SP4WJ | - / - | 14 | Partial |
| 06-20 20:21 | 80m | +7 / -3 | RK3AQ | +9 / -2 | 5 | ✓ Complete |
| 06-20 20:17 | 80m | -10 / -5 | LB5AK | +3 / - | 5 | ✓ Complete |
| 06-20 20:15 | 80m | -2 / - | DL1BBO | - / - | 3 | Partial |
| 06-20 20:14 | 80m | -16 / -19 | F6BHK | +2 / -12 | 5 | ✓ Complete |
| 06-20 20:10 | 80m | -3 / - | DL1BBO | - / - | 2 | Partial |
| 06-20 20:10 | 80m | -15 / -11 | LY3QR | +8 / - | 6 | ✓ Complete |
| 06-20 20:07 | 80m | -12 / - | PE1NPS | - / - | 4 | Partial |
| 06-20 20:06 | 80m | 0 / +4 | SQ4WMA | +6 / - | 4 | ✓ Complete |
| 06-20 20:05 | 80m | +2 / - | F1PBZ | - / -1 | 4 | Partial |
| 06-20 20:05 | 80m | +17 / - | SO5WD | - / - | 2 | Partial |
| 06-20 20:02 | 80m | -2 / +3 | SQ4WMA | +4 / - | 4 | Partial |
| 06-20 20:00 | 80m | +3 / +2 | R3LDK | +4 / -6 | 8 | ✓ Complete |
| 06-20 19:58 | 80m | -8 / - | DL1BBO | - / - | 2 | Partial |
| 06-20 19:58 | 80m | +15 / +1 | SP0ZKR | +2 / +2 | 7 | ✓ Complete |
| 06-20 19:54 | 80m | -2 / - | SP9XG | - / - | 2 | Partial |
| 06-20 19:54 | 80m | -8 / +1 | YL2NX | +14 / - | 6 | ✓ Complete |
| 06-20 19:54 | 80m | 0 / - | RK3AQ | - / - | 2 | Partial |
| 06-20 19:53 | 80m | -4 / +4 | RA2FU | +9 / - | 11 | ✓ Complete |
| 06-20 19:50 | 80m | +4 / +3 | UX7QV | +12 / -11 | 5 | ✓ Complete |
| 06-20 19:47 | 80m | +7 / - | SO5WD | - / - | 2 | Partial |
| 06-20 19:47 | 80m | -16 / -8 | SQ5NO | +18 / +10 | 6 | ✓ Complete |
| 06-08 19:45 | 10m | -20 / - | CX8AF | - / -13 | 2 | ✓ Confirmed |
| 06-08 19:40 | 10m | -14 / - | PY2DPM | - / -9 | 3 | ✓ Confirmed |
| 05-12 18:02 | 20m | +2 / - | RV3GZ | - / - | 2 | Partial |
| 05-12 17:54 | 20m | -6 / - | F4BYA | - / -7 | 3 | ✓ Confirmed |
| 04-30 18:00 | 80m | 0 / - | R4FJ | - / - | 2 | Partial |
| 04-30 17:58 | 80m | - / +1 | <...> | -9 / - | 3 | ✓ Confirmed |
Station Log
10m
UTC dB Freq Message 143100 +10 442 SQ4KDF F1PBZ +02 143130 -7 3041 SQ4KDF DL6RS JN48 143130 +11 442 SQ4KDF F1PBZ +02 (x2) 143900 +4 440 SQ4KDF DK3HV JO31 143930 -9 725 SQ4KDF DO9MK JO31 143930 +1 441 SQ4KDF DK3HV JO31 144130 -11 725 SQ4KDF DO9MK 73 152100 -18 2048 SQ4KDF PD1ADA JO21 152100 +8 438 SQ4KDF DG6TOM JN58 152130 -12 2047 SQ4KDF PD1ADA JO21 152130 +8 439 SQ4KDF DG6TOM JN58 152200 +10 440 SQ4KDF DO1DMR JO40 152230 -16 2046 SQ4KDF PD1ADA JO21 (x2)
20m
UTC dB Freq Message 175445 -9 2911 SQ4KDF F4BYA JN19 175445 -9 2510 SQ4KDF OS4K RR73 175545 -5 2910 SQ4KDF F4BYA R-07 (x2) 180245 +0 2891 SQ4KDF RV3GZ KO92 180245 -9 2308 SQ4KDF EA4CTP 73 180315 +3 2891 SQ4KDF RV3GZ KO92 050030 -15 2065 SQ4KDF RZ4FWA LO23 050100 -12 775 SQ4KDF EA1IOK IN62 050100 -13 2064 SQ4KDF RZ4FWA R+18 (x2) 135200 -17 1563 SQ4KDF DB1EF JO41 (x3) 142330 +3 2860 SQ4KDF IQ4JO JN63
80m
UTC dB Freq Message 202630 +6 2805 SQ4KDF SP4WJ KO03 (x2) 202715 +8 1502 CQ SQ4KDF KO14 202730 +11 2805 SQ4KDF SP4WJ KO03 202745 +7 1502 CQ SQ4KDF KO14 202800 +5 2805 SQ4KDF SP4WJ KO03 202800 -20 1605 SQ4KDF EA5HM IM99 202815 +5 1502 CQ SQ4KDF KO14 202830 +4 2805 SQ4KDF SP4WJ KO03 202845 +1 1502 CQ SQ4KDF KO14 202900 +1 2805 SQ4KDF SP4WJ KO03 202900 -6 2696 SQ4KDF DL1BBO JO43 202930 +6 2805 SQ4KDF SP4WJ KO03 (x3)
40m
UTC dB Freq Message 110430 -21 1587 SQ4KDF SP3OKS -14