SP4TBJ — FT8 station from Poland
Amateur radio station SP4TBJ operating from Poland. 184 FT8 spots received at SO8OO WebSDR, 16 CQ calls, active on 80m, 60m, 40m, 20m, 10m, over 14 days, best SNR +20 dB. Heard between 2026-04-22 and 2026-06-23.
FT8DB and SO8OO WebSDR are a hobby project maintained solo. ☕ Buy me a coffee
Overview
184
Total spots
16
CQ calls
14
Days active
-6 dB
Avg SNR
Bands
80m
20m
40m
60m
10m
First seen: 2026-04-22
Last seen: 2026-06-23 00:50 UTC
Last seen: 2026-06-23 00:50 UTC
Frequent QSO partners observed at SO8OO
Stations SP4TBJ worked most often, as logged from our receiver:
Activity Heatmap
Location
QSO Logbook (as observed from SO8OO)
Format: our rx / partner reports
| Time | Band | SP4TBJ | Partner | Partner SNR | Msgs | |
|---|---|---|---|---|---|---|
| 06-23 02:40 | 20m | -10 / - | V31DL | - / -14 | 3 | ✓ Confirmed |
| 06-20 07:32 | 20m | -4 / - | F1PSX | - / - | 16 | Partial |
| 06-19 22:32 | 20m | -8 / - | F5PBG | - / -16 | 6 | Partial |
| 06-18 01:00 | 80m | +9 / -5 | SP3HUU | -11 / - | 5 | ✓ Complete |
| 06-18 00:39 | 20m | +3 / - | EA1IOK | - / - | 2 | Partial |
| 06-17 20:49 | 40m | -8 / - | OZ5AGJ | - / -6 | 3 | ✓ Confirmed |
| 06-16 22:52 | 40m | -7 / - | LB7PJ | - / -15 | 3 | ✓ Confirmed |
| 06-16 22:51 | 40m | -13 / -18 | DH1HF | -7 / - | 3 | ✓ Verified |
| 06-16 22:48 | 40m | +8 / - | IK4LZH | - / -2 | 3 | ✓ Confirmed |
| 06-16 22:05 | 20m | +2 / - | <...> | - / -9 | 3 | Partial |
| 06-14 20:53 | 10m | -12 / - | F4BJN | - / - | 4 | Partial |
| 06-14 11:09 | 20m | -16 / - | DH1FA | - / -13 | 2 | ✓ Confirmed |
| 06-14 11:08 | 20m | -24 / - | R2BRD | -24 / - | 2 | ✓ Verified |
| 06-12 10:18 | 10m | -16 / - | DL5ALF | - / -9 | 2 | Partial |
| 06-12 10:13 | 10m | -13 / - | M0IOW | - / - | 11 | Partial |
| 06-12 10:12 | 10m | -16 / - | DL5ALF | - / -9 | 5 | Partial |
| 06-12 10:07 | 10m | +2 / - | DN9OPA | - / -1 | 6 | Partial |
| 06-12 10:01 | 10m | -7 / - | RW6HP | - / -9 | 3 | ✓ Confirmed |
| 06-12 09:53 | 10m | +4 / - | IQ4JO | - / -8 | 3 | ✓ Confirmed |
| 06-12 09:53 | 10m | -5 / - | RW6HP | - / - | 3 | Partial |
| 06-11 09:43 | 10m | -8 / - | SV2AJX | - / -12 | 3 | ✓ Confirmed |
| 06-11 09:41 | 10m | -12 / - | RW6HP | - / - | 6 | Partial |
| 06-10 05:05 | 20m | +7 / - | R7OV | - / -4 | 4 | ✓ Confirmed |
| 06-10 05:02 | 20m | +8 / - | F5RRS | - / - | 4 | ✓ Confirmed |
| 06-09 10:53 | 20m | -13 / -12 | F4GTB | -18 / -18 | 2 | Partial |
| 06-09 10:51 | 20m | -4 / - | RU3QR | - / -11 | 2 | ✓ Confirmed |
| 06-09 10:48 | 20m | 0 / - | IQ4JO | - / -18 | 3 | ✓ Confirmed |
| 06-03 22:05 | 40m | +2 / - | DJ0MAB | - / -5 | 3 | ✓ Confirmed |
| 06-03 21:47 | 40m | +1 / -11 | SP7TF | -8 / -18 | 14 | ✓ Complete |
| 06-03 21:40 | 40m | 0 / - | F1IQH | - / -17 | 3 | ✓ Confirmed |
| 06-03 20:35 | 20m | +12 / - | M0BEW | - / -14 | 2 | Partial |
| 06-01 20:35 | 20m | +4 / - | EC3A | - / -11 | 2 | ✓ Confirmed |
| 06-01 08:17 | 20m | +17 / - | YO6LM | - / -14 | 4 | ✓ Confirmed |
| 06-01 08:11 | 20m | -7 / - | PD9FLX | - / -19 | 3 | Partial |
| 06-01 08:08 | 20m | -8 / - | F4FSY | - / -22 | 2 | ✓ Confirmed |
| 06-01 07:48 | 20m | -18 / - | PD1WS | - / -15 | 2 | Partial |
| 04-22 04:05 | 60m | -15 / - | TA4SSK | - / - | 9 | Partial |
| 04-22 04:03 | 60m | -24 / - | DK7ZT | - / +4 | 2 | ✓ Confirmed |
| 04-22 04:02 | 60m | -23 / - | ON7KEI | - / -10 | 2 | ✓ Confirmed |
| 04-22 04:01 | 60m | -22 / - | TA4SSK | - / - | 3 | Partial |
| 04-22 03:59 | 80m | -22 / - | SP5DFK | - / -2 | 2 | Partial |
Station Log
40m
UTC dB Freq Message 224930 -7 1537 CQ SP4TBJ KO13 (x2) 225100 -7 1537 DH1HF SP4TBJ -18 (x2) 225145 -13 1249 SP4TBJ DH1HF 73 225200 -6 1537 CQ SP4TBJ KO13 225215 -9 1185 SP4TBJ LB7PJ JO59 (x3) 204945 -11 1528 SP4TBJ OZ5AGJ JO47 (x3) 231700 -20 1537 CQ SP4TBJ KO13 a1 231900 -21 1537 IN3IZQ SP4TBJ KO13 025045 -7 2591 SP4TBJ F1PBZ -13
20m
UTC dB Freq Message 073415 +2 1575 SP4TBJ F1PSX JN08 (x12) 024045 -6 1186 SP4TBJ V31DL EK57 (x3)
80m
UTC dB Freq Message 035815 +4 1503 CQ SP4TBJ KO13 (x2) 035900 -21 1501 SP4TBJ SP5DFK -02 035915 +7 1503 CQ SP4TBJ KO13 035930 -23 1501 SP4TBJ SP5DFK -02 035945 +8 1503 CQ SP4TBJ KO13 (x4) 010045 +8 1606 SP4TBJ SP3HUU JO71 010100 -9 1503 SP3HUU SP4TBJ -05 010115 +10 1606 SP4TBJ SP3HUU R+00 010130 -13 1503 SP3HUU SP4TBJ RR73 010145 +10 1606 SP4TBJ SP3HUU 73
10m
UTC dB Freq Message 101430 -16 1592 SP4TBJ M0IOW IO90 101430 -13 1460 SP4TBJ DL5ALF R-09 101600 -13 1592 SP4TBJ M0IOW IO90 (x6) 101830 -15 1460 SP4TBJ DL5ALF R-09 101900 -13 1594 SP4TBJ M0IOW IO90 101930 -17 1460 SP4TBJ DL5ALF R-09 205330 -13 1591 SP4TBJ F4BJN JN25 (x4)
60m
UTC dB Freq Message 040200 -24 1257 SP4TBJ ON7KEI R-10 040200 -19 1533 SP4TBJ TA4SSK KM57 040230 -22 1257 SP4TBJ ON7KEI 73 040230 -22 1533 SP4TBJ TA4SSK KM57 040300 -24 1531 SP4TBJ DK7ZT R+04 (x2) 040530 -16 1533 SP4TBJ TA4SSK KM57 (x9)