OK4HM — FT8 station from Czech Republic
Amateur radio station OK4HM operating from Czech Republic. 106 FT8 spots received at SO8OO WebSDR, active on 80m, 40m, 20m, 10m, over 18 days, best SNR +21 dB. Heard between 2026-04-24 and 2026-06-14.
FT8DB and SO8OO WebSDR are a hobby project maintained solo. ☕ Buy me a coffee
Overview
106
Total spots
0
CQ calls
18
Days active
-4 dB
Avg SNR
Bands
80m
20m
40m
10m
First seen: 2026-04-24
Last seen: 2026-06-14 01:13 UTC
Last seen: 2026-06-14 01:13 UTC
Frequent QSO partners observed at SO8OO
Stations OK4HM worked most often, as logged from our receiver:
Activity Heatmap
Location
QSO Logbook (as observed from SO8OO)
Format: our rx / partner reports
| Time | Band | OK4HM | Partner | Partner SNR | Msgs | |
|---|---|---|---|---|---|---|
| 06-12 00:12 | 20m | +10 / - | CE2SV | - / -13 | 2 | ✓ Confirmed |
| 06-09 14:37 | 20m | +4 / - | R0AX | - / -8 | 2 | ✓ Confirmed |
| 06-08 18:51 | 20m | -4 / - | RL2F | 0 / -6 | 4 | Partial |
| 06-08 18:49 | 20m | +15 / - | HA1BF | +5 / +1 | 3 | ✓ Verified |
| 06-08 18:31 | 20m | -3 / - | BD5CAM | - / -13 | 2 | ✓ Confirmed |
| 06-08 17:49 | 10m | -4 / - | RV9CX | - / -7 | 2 | ✓ Confirmed |
| 06-08 17:42 | 10m | -6 / - | DA6KK | - / - | 2 | Partial |
| 06-08 17:41 | 10m | -2 / - | OZ1JMJ | - / +1 | 2 | ✓ Confirmed |
| 06-08 17:20 | 10m | +6 / - | RV9CX | - / -17 | 2 | Partial |
| 06-08 17:14 | 10m | +7 / - | RV9CX | - / -15 | 2 | Partial |
| 06-08 17:13 | 10m | -9 / - | 7Q6M | - / -9 | 3 | Partial |
| 06-08 16:58 | 10m | +6 / - | 5Z4VJ | - / -6 | 2 | ✓ Confirmed |
| 06-07 09:55 | 10m | -5 / - | UA9MA | - / -10 | 2 | ✓ Confirmed |
| 06-07 05:31 | 20m | -5 / - | R6DZR | - / +2 | 2 | Partial |
| 06-07 01:33 | 20m | -6 / - | TI5RR | - / -13 | 2 | ✓ Confirmed |
| 06-06 19:36 | 10m | -20 / - | F4NDC | - / - | 2 | Partial |
| 06-06 19:30 | 10m | -17 / - | F4NDC | - / - | 6 | Partial |
| 06-06 15:25 | 20m | -9 / - | SV2HTW | - / -4 | 2 | Partial |
| 06-06 12:10 | 20m | -4 / - | TA3RAM | - / -9 | 2 | ✓ Confirmed |
| 06-06 03:18 | 20m | -12 / - | PY2BW | - / -18 | 2 | ✓ Confirmed |
| 05-31 00:28 | 20m | -8 / - | OJ0MN | - / -2 | 3 | ✓ Confirmed |
| 05-30 04:28 | 20m | 0 / - | D2UY | - / -13 | 3 | ✓ Confirmed |
| 05-29 16:54 | 40m | - / -24 | YC6BMA | +4 / - | 9 | ✓ Confirmed |
| 05-29 15:36 | 40m | -7 / -7 | OK2OP/P | -4 / - | 6 | ✓ Complete |
| 05-29 05:11 | 20m | +2 / - | LZ7CC | - / - | 2 | Partial |
| 05-27 20:07 | 40m | - / - | R2EA/P | +8 / - | 2 | Partial |
| 05-25 18:22 | 80m | +13 / - | HF5A | - / -3 | 4 | ✓ Confirmed |
| 05-25 18:21 | 80m | +18 / - | US2YW | - / -5 | 3 | ✓ Confirmed |
| 05-25 18:07 | 80m | -14 / - | DO1MGN | +8 / -2 | 3 | Partial |
| 05-25 18:06 | 80m | -19 / -11 | SP2ABE | +6 / - | 3 | ✓ Verified |
| 05-25 18:04 | 80m | -14 / - | DO1MGN | +7 / - | 4 | ✓ Complete |
| 05-25 18:03 | 80m | +14 / - | OK2OP/P | +8 / - | 3 | ✓ Complete |
| 05-25 18:02 | 80m | - / - | OK2OP | +5 / - | 3 | ✓ Confirmed |
| 05-23 03:41 | 20m | +8 / - | US2YW | - / - | 4 | Partial |
| 05-22 16:51 | 20m | - / -12 | <...> | -5 / - | 3 | Partial |
| 05-22 06:47 | 20m | -2 / - | EH90ALL | - / -22 | 3 | Partial |
| 05-22 05:19 | 20m | -6 / - | R8LCA | - / - | 2 | Partial |
| 04-29 18:15 | 80m | - / -2 | DK5OPA | -7 / - | 2 | ✓ Confirmed |
| 04-29 16:49 | 40m | -4 / -3 | OK2OP/P | -4 / - | 3 | Partial |
Station Log
20m
UTC dB Freq Message 185100 +0 2038 RL2F OK4HM JO80 185145 -4 2127 OK4HM RL2F -06 (x3) 143745 +3 1860 OK4HM R0AX -08 (x2) 143845 -6 2039 OK4HM RA3ZDU KO90 (x2) 180245 +6 351 OK4HM JE1LFX RR73 001245 +9 2680 OK4HM CE2SV -13 (x2) 001600 -6 2596 OK4HM YE1ARX RR73 002730 -11 1914 OK4HM W2CG FM14 030830 -15 2317 OK4HM YN1J -14 (x2)
10m
UTC dB Freq Message 171330 -9 2148 OK4HM 7Q6M -09 (x2) 171415 +9 270 OK4HM RV9CX -15 171430 -7 2148 OK4HM 7Q6M -09 171445 +5 270 OK4HM RV9CX -15 (x3) 173430 +9 916 OK4HM DO2PY -08 174100 -2 1337 OK4HM OZ1JMJ +01 (x2) 174200 -9 2000 OK4HM DA6KK JO30 (x2) 174915 -4 270 OK4HM RV9CX -07 (x2) 175045 -10 924 OK4HM A41ZZ -11
40m
UTC dB Freq Message 153700 -4 2038 OK2OP/P OK4HM JO80 153715 -9 683 OK4HM OK2OP/P +18 153730 -2 2038 OK2OP/P OK4HM R-07 153745 -5 684 OK4HM OK2OP/P RR73 153800 -3 2038 OK2OP/P OK4HM 73 165415 -1 2038 YC6BMA OK4HM JO80 (x9) 170345 +4 2038 9N2WF OK4HM JO80
80m
UTC dB Freq Message 180445 -13 2085 OK4HM DO1MGN R+00 180500 +7 2003 DO1MGN OK4HM RR73 180615 -19 2003 OK4HM SP2ABE JO94 180630 +4 2003 SP2ABE OK4HM -11 (x2) 180730 +9 2003 DO1MGN OK4HM JO80 180745 -14 2085 OK4HM DO1MGN -02 180800 +7 2003 DO1MGN OK4HM JO80 182115 +21 2003 OK4HM US2YW KN28 (x2) 182215 +13 2614 OK4HM HF5A JO92 182215 +17 2003 OK4HM US2YW 73 182245 +10 2614 OK4HM HF5A JO92 (x3)