OK4YL — FT8 station from Czech Republic
Amateur radio station OK4YL operating from Czech Republic (grid square JN99). 138 FT8 spots received at SO8OO WebSDR, 60 CQ calls, active on 80m, 60m, 40m, 20m, over 10 days, best SNR +26 dB. Heard between 2026-04-24 and 2026-05-12.
FT8DB and SO8OO WebSDR are a hobby project maintained solo. ☕ Buy me a coffee
Overview
138
Total spots
60
CQ calls
10
Days active
-1 dB
Avg SNR
Bands
80m
40m
20m
60m
First seen: 2026-04-24
Last seen: 2026-05-12 15:51 UTC
Last seen: 2026-05-12 15:51 UTC
Frequent QSO partners observed at SO8OO
Stations OK4YL worked most often, as logged from our receiver:
Activity Heatmap
Location
QSO Logbook (as observed from SO8OO)
Format: our rx / partner reports
| Time | Band | OK4YL | Partner | Partner SNR | Msgs | |
|---|---|---|---|---|---|---|
| 05-12 17:50 | 40m | +6 / - | IK4CBO | - / - | 2 | Partial |
| 05-12 17:49 | 40m | -6 / - | RQ6B | - / - | 4 | Partial |
| 05-12 05:24 | 20m | - / - | ZL2BX | -2 / - | 2 | Partial |
| 05-12 05:16 | 20m | - / -16 | VK3SC | -2 / - | 6 | Partial |
| 05-12 05:13 | 20m | -9 / -15 | AE6CH | -2 / -8 | 4 | ✓ Complete |
| 05-12 05:09 | 20m | - / -8 | KL7HRO | 0 / - | 2 | Partial |
| 05-12 05:07 | 20m | - / - | VK3SC | -2 / - | 3 | Partial |
| 05-12 04:57 | 20m | -9 / -2 | TI2FAF | 0 / -9 | 9 | Partial |
| 05-12 04:49 | 20m | -9 / -17 | VA7RY | -2 / -7 | 5 | ✓ Complete |
| 05-12 04:19 | 40m | -9 / -6 | F4MGP | +18 / - | 6 | ✓ Complete |
| 05-12 04:19 | 40m | -2 / -17 | SQ3PMX | +13 / - | 3 | Partial |
| 05-11 20:07 | 40m | -1 / - | IK0CHU | - / - | 4 | Partial |
| 05-11 20:02 | 40m | - / - | TL8BNW | +25 / - | 7 | Partial |
| 05-11 19:49 | 40m | - / - | TL8BNW | +16 / - | 8 | Partial |
| 05-11 19:39 | 40m | - / - | TL8BNW | +22 / - | 12 | Partial |
| 05-11 19:09 | 40m | - / -24 | M9KCA | +24 / - | 2 | ✓ Confirmed |
| 05-11 19:01 | 40m | -13 / -16 | TJ1GD | +20 / -4 | 13 | ✓ Complete |
| 05-11 18:54 | 40m | +4 / - | IK0CHU | - / - | 4 | Partial |
| 05-11 18:46 | 40m | - / - | TL8BNW | +21 / - | 20 | Partial |
| 05-11 18:33 | 40m | - / - | TL8BNW | +21 / - | 5 | Partial |
| 05-11 05:19 | 20m | - / - | KK6UGA | -3 / - | 3 | ✓ Confirmed |
| 05-11 05:12 | 20m | - / - | KS7T | -1 / - | 4 | Partial |
| 05-11 04:59 | 20m | +13 / +8 | R4FDW | +1 / - | 6 | ✓ Complete |
| 05-11 04:56 | 20m | - / +2 | N3RC | -10 / - | 3 | ✓ Confirmed |
| 05-11 04:45 | 20m | - / - | A93MO | -1 / - | 4 | Partial |
| 05-11 04:42 | 20m | -12 / -8 | ZL1OGX | -2 / -1 | 6 | ✓ Complete |
| 05-11 04:39 | 20m | - / - | A93MO | 0 / - | 5 | Partial |
| 05-11 04:14 | 20m | -10 / -9 | 3G1DX | -1 / - | 2 | ✓ Verified |
| 05-11 04:11 | 20m | - / - | 3G1DX | +1 / - | 2 | Partial |
| 05-10 06:06 | 20m | - / -22 | VK0DS | -4 / - | 6 | Partial |
| 05-10 06:06 | 20m | -14 / - | RV6F | - / - | 2 | Partial |
| 05-10 05:53 | 20m | - / - | TI5RTZ | -5 / - | 2 | Partial |
| 05-10 05:47 | 20m | - / - | 9Q5HZ | -8 / - | 3 | Partial |
| 05-07 05:48 | 20m | - / - | YN7DS | -8 / - | 5 | ✓ Confirmed |
| 05-07 05:23 | 20m | - / - | YN7DS | -7 / - | 9 | Partial |
| 05-07 05:16 | 20m | - / -3 | D2UY | -4 / - | 3 | ✓ Confirmed |
| 05-07 05:13 | 20m | - / +8 | IU8ADS | -2 / - | 2 | Partial |
| 05-07 05:13 | 20m | +4 / -5 | VE7LGP | -6 / - | 6 | Partial |
| 05-04 05:19 | 20m | - / - | C5D | +4 / - | 10 | Partial |
| 05-03 04:12 | 20m | -8 / - | RV0AEV | - / - | 2 | Partial |
| 05-03 04:09 | 20m | - / - | AE7KJ | -6 / - | 2 | ✓ Confirmed |
| 05-03 04:03 | 20m | - / - | VK4KE | -4 / - | 2 | Partial |
| 05-03 04:01 | 20m | - / - | PJ2AFM | -5 / - | 9 | Partial |
| 05-03 03:56 | 20m | - / -18 | K8BL | -12 / - | 5 | Partial |
| 04-30 20:21 | 40m | +6 / - | IQ4JO | +17 / -3 | 5 | ✓ Complete |
| 04-30 20:21 | 40m | -4 / - | UA9SY/4 | - / - | 3 | Partial |
| 04-30 05:08 | 60m | -7 / - | DL9ATW | - / - | 2 | Partial |
| 04-30 05:00 | 60m | -18 / - | SV2CLJ | - / - | 3 | Partial |
| 04-30 04:56 | 60m | - / -8 | C5D | +21 / - | 19 | Partial |
| 04-30 04:55 | 60m | - / -4 | VP2MAA | +24 / - | 2 | Partial |
Station Log
40m
UTC dB Freq Message 174715 +25 2855 CQ OK4YL JN99 (x3) 174845 -5 2854 OK4YL YT6DAV KN02 174900 -6 2188 OK4YL RQ6B KN94 174915 +17 2925 CQ OK4YL JN99 174930 -5 2188 OK4YL RQ6B KN94 174945 +22 2924 CQ OK4YL JN99 175030 +5 2925 OK4YL IK4CBO JN54 175030 -5 2188 OK4YL RQ6B KN94 175045 +21 2921 CQ OK4YL JN99 175100 +8 2925 OK4YL IK4CBO JN54 175115 +21 2920 CQ OK4YL JN99 175130 -7 2188 OK4YL RQ6B KN94 175145 +22 2919 CQ OK4YL JN99
20m
UTC dB Freq Message 051200 -3 2987 CQ OK4YL JN99 (x3) 051315 -7 2907 OK4YL AE6CH CM97 051400 +0 2990 AE6CH OK4YL -15 051415 -11 2907 OK4YL AE6CH R-08 051430 -3 2990 AE6CH OK4YL RR73 051600 -1 2992 VK3SC OK4YL -16 (x6) 052400 -1 2986 ZL2BX OK4YL JN99 (x2)
10m
UTC dB Freq Message 121100 -5 2842 TL8BNW OK4YL JN99 121600 -8 2817 T77R OK4YL JN99 121900 -5 2985 TL8BNW OK4YL JN99 122130 -5 2980 T77R OK4YL JN99
60m
UTC dB Freq Message 050130 -20 1316 OK4YL SV2CLJ KN10 050145 +25 2889 C5D OK4YL JN99 (x10) 050830 -10 430 OK4YL DL9ATW JO61 050845 +19 2242 C5D OK4YL R-19 050900 -4 429 OK4YL DL9ATW JO61 051030 -4 484 OK4YL <...> R+13
80m
UTC dB Freq Message 181430 +9 2420 DO3KP OK4YL RR73 181500 +12 2421 CQ DX OK4YL JN99 181515 -15 1617 OK4YL 9A3TGY JN74 181530 +14 2422 9A3TGY OK4YL +00 (x5) 203900 +6 2636 BA5AN OK4YL JN99 203915 -9 743 OK4YL BA5AN +12 203930 +9 2845 BA5AN OK4YL R-19 204015 -10 744 OK4YL BA5AN +12 204030 +16 2845 BA5AN OK4YL R-19 (x3)