OK1ZJK — FT8 station from Czech Republic
Amateur radio station OK1ZJK operating from Czech Republic (grid square JN79). 2,140 FT8 spots received at SO8OO WebSDR, 964 CQ calls, active on 80m, 40m, 20m, 10m, over 21 days, best SNR +22 dB. Heard between 2026-04-22 and 2026-06-13.
FT8DB and SO8OO WebSDR are a hobby project maintained solo. ☕ Buy me a coffee
Overview
2,140
Total spots
964
CQ calls
21
Days active
-4 dB
Avg SNR
Bands
80m
20m
40m
10m
First seen: 2026-04-22
Last seen: 2026-06-13 09:52 UTC
Last seen: 2026-06-13 09:52 UTC
Frequent QSO partners observed at SO8OO
Stations OK1ZJK worked most often, as logged from our receiver:
Activity Heatmap
Location
QSO Logbook (as observed from SO8OO)
Format: our rx / partner reports
| Time | Band | OK1ZJK | Partner | Partner SNR | Msgs | |
|---|---|---|---|---|---|---|
| 06-13 08:48 | 20m | -14 / - | DG1DP | - / -18 | 3 | Partial |
| 06-13 08:27 | 20m | -22 / - | TA3XEE | - / - | 3 | Partial |
| 06-13 08:20 | 20m | +3 / -14 | R2DBL | -14 / -14 | 6 | Partial |
| 06-13 08:18 | 20m | -2 / - | IZ4AIF | - / - | 3 | Partial |
| 06-13 08:03 | 20m | -5 / - | TA2ED | - / -19 | 3 | Partial |
| 06-13 07:58 | 20m | - / -19 | <...> | 0 / - | 2 | Partial |
| 06-13 07:57 | 20m | -11 / - | SQ2RBY/P | - / - | 2 | Partial |
| 06-13 07:53 | 20m | +11 / - | HF5A | - / -4 | 4 | ✓ Confirmed |
| 06-13 07:51 | 20m | -14 / - | TA2ED | - / -19 | 3 | Partial |
| 06-13 07:41 | 20m | -1 / - | DL9ATW | - / - | 3 | Partial |
| 06-13 07:23 | 20m | -8 / - | DL1UDO | - / - | 2 | Partial |
| 06-13 06:48 | 10m | +2 / - | F1PBZ | - / -10 | 4 | Partial |
| 06-13 02:56 | 20m | -13 / - | K8BL | - / - | 3 | Partial |
| 06-13 02:16 | 20m | -15 / - | W8ZF | - / - | 3 | Partial |
| 06-13 02:08 | 20m | 0 / - | W6NWS | - / +5 | 2 | Partial |
| 06-13 01:46 | 20m | -14 / - | KD4YLQ | - / -7 | 2 | ✓ Confirmed |
| 06-13 01:21 | 20m | -18 / - | N5ZNL | - / - | 3 | Partial |
| 06-13 01:19 | 20m | -15 / - | UN8DSW | - / -12 | 2 | Partial |
| 06-13 00:57 | 20m | - / -17 | W4ZDP | -17 / - | 3 | Partial |
| 06-13 00:51 | 20m | -12 / - | UR4QWW | - / - | 3 | Partial |
| 06-13 00:31 | 20m | -3 / - | WW5G | - / -7 | 4 | ✓ Confirmed |
| 06-13 00:03 | 20m | -9 / - | UR4QWW | - / - | 3 | Partial |
| 06-12 23:47 | 20m | -13 / - | RI0SP | - / -17 | 2 | Partial |
| 06-12 23:36 | 20m | -9 / - | KC3AK | - / - | 2 | Partial |
| 06-12 23:28 | 20m | -14 / - | HP2AT | - / -10 | 2 | ✓ Confirmed |
| 06-12 23:16 | 20m | -15 / - | VA2QR | - / -1 | 2 | Partial |
| 06-12 22:37 | 20m | -18 / - | OE4MTI | - / - | 2 | Partial |
| 06-12 22:24 | 20m | -5 / - | BI4XDT | - / -12 | 3 | ✓ Confirmed |
| 06-12 22:01 | 20m | -14 / - | EA1AGM | - / - | 2 | Partial |
| 06-12 22:00 | 20m | -13 / - | G1ZOM | -20 / -4 | 4 | ✓ Verified |
| 06-12 21:56 | 20m | -6 / - | DL2BU | - / - | 2 | ✓ Confirmed |
| 06-12 21:56 | 20m | -14 / - | EA1AGM | - / - | 6 | Partial |
| 06-12 21:38 | 20m | -16 / - | MW7PPO | - / -12 | 4 | ✓ Confirmed |
| 06-12 21:37 | 20m | -8 / - | JO3TAP | - / -9 | 3 | ✓ Confirmed |
| 06-12 21:31 | 20m | -18 / - | BI6PWC | - / - | 2 | Partial |
| 06-12 21:16 | 20m | -2 / - | G4DBW | - / - | 2 | Partial |
| 06-12 21:11 | 20m | -20 / -25 | JH6GSR | -7 / -2 | 7 | ✓ Complete |
| 06-12 21:09 | 20m | - / -25 | WA9SUG | -5 / - | 2 | Partial |
| 06-12 21:08 | 20m | -7 / - | G4DBW | - / - | 2 | Partial |
| 06-12 21:03 | 20m | -6 / - | G4DBW | - / - | 2 | Partial |
| 06-12 20:53 | 20m | -4 / - | G4DBW | - / - | 4 | Partial |
| 06-12 20:50 | 20m | -11 / - | JE2UFF | -2 / -16 | 5 | ✓ Verified |
| 06-12 20:48 | 20m | -1 / - | RI0SP | - / -4 | 2 | Partial |
| 06-12 20:44 | 20m | +7 / +3 | SV5BYP | 0 / -5 | 6 | ✓ Complete |
| 06-12 20:39 | 20m | - / -17 | DL1AW | +1 / - | 3 | ✓ Confirmed |
| 06-12 20:29 | 20m | +1 / - | TA7ARH | - / -9 | 5 | ✓ Confirmed |
| 06-12 20:23 | 20m | +2 / -12 | TA7ARH | -2 / - | 2 | Partial |
| 06-12 20:21 | 20m | -16 / - | M8NBO | - / - | 2 | Partial |
| 06-12 20:21 | 20m | +3 / - | G4DBW | - / - | 2 | Partial |
| 06-12 20:18 | 20m | - / -11 | DB5BC | -6 / - | 3 | ✓ Confirmed |
Station Log
10m
UTC dB Freq Message 122230 +1 2093 OK1ZJK G4UJS RR73 125830 -17 2374 OK1ZJK PY5ZHP GG54 081730 -4 1471 OK1ZJK TA1NGE KN41 (x3) 083930 -16 1532 OK1ZJK TA2R KN41 (x2) 084430 +4 2128 OK1ZJK RA5AK -13 064800 +6 2785 OK1ZJK F1PBZ -10 (x4) 065100 -7 2091 OK1ZJK DO3NN JN59 084700 -2 2096 OK1ZJK RT3K -10 115200 -2 2090 CQ OK1ZJK JN79
20m
UTC dB Freq Message 082045 -14 2075 R2DBL OK1ZJK -14 082100 -2 2076 OK1ZJK R2DBL R-14 (x5) 082730 -19 1980 OK1ZJK TA3XEE KM38 082730 -19 2075 OK1ZJK TA2ED -15 082800 -23 1980 OK1ZJK TA3XEE KM38 (x2) 084830 -13 2579 OK1ZJK DG1DP -18 (x4) 114415 -7 2074 CQ OK1ZJK JN79
40m
UTC dB Freq Message 092145 -5 2035 CQ OK1ZJK JN79 (x8) 092615 -3 2035 HB9FMC OK1ZJK -14 (x3) 092745 -4 2035 CQ OK1ZJK JN79 (x4)
80m
UTC dB Freq Message 024115 -20 1850 OK1ZJK W3LL FM19 024130 +8 2000 CQ OK1ZJK JN79 (x2) 024215 -20 1782 OK1ZJK W3LL FM19 024230 +9 2000 W3LL OK1ZJK -20 (x2) 024315 -16 1782 OK1ZJK W3LL R FM19 024330 +8 2000 W3LL OK1ZJK -20 024345 -18 1782 OK1ZJK W3LL R FM19 024400 +6 2000 CQ OK1ZJK JN79 024415 -20 1782 OK1ZJK W3LL RRR 024515 +12 503 OK1ZJK IK4LZH JN54 (x4)