KO3ZDE — FT8 station from United States
Amateur radio station KO3ZDE operating from United States (grid square JN25). 648 FT8 spots received at SO8OO WebSDR, 26 CQ calls, active on 80m, 60m, 40m, 20m, over 31 days, best SNR +23 dB. Heard between 2026-04-21 and 2026-06-29.
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Overview
648
Total spots
26
CQ calls
31
Days active
-6 dB
Avg SNR
Bands
80m
20m
40m
60m
First seen: 2026-04-21
Last seen: 2026-06-29 05:36 UTC
Last seen: 2026-06-29 05:36 UTC
Frequent QSO partners observed at SO8OO
Stations KO3ZDE worked most often, as logged from our receiver:
Activity Heatmap
Location
QSO Logbook (as observed from SO8OO)
Format: our rx / partner reports
| Time | Band | KO3ZDE | Partner | Partner SNR | Msgs | |
|---|---|---|---|---|---|---|
| 06-29 07:34 | 20m | -17 / - | F4BJN | - / - | 3 | Partial |
| 06-29 07:31 | 20m | -5 / - | R5AK | - / - | 5 | Partial |
| 06-29 07:24 | 20m | -4 / - | II3WWA | - / -12 | 2 | ✓ Confirmed |
| 06-23 02:45 | 40m | -13 / - | DL9KM | - / +2 | 13 | ✓ Confirmed |
| 06-21 09:18 | 20m | -9 / - | IZ0GRR | - / - | 2 | Partial |
| 06-21 09:18 | 20m | -13 / - | F1PSX | - / - | 12 | Partial |
| 06-20 09:36 | 20m | -13 / - | DG9SEH | - / - | 2 | Partial |
| 06-20 08:53 | 20m | -14 / - | GI4OGS | - / - | 2 | Partial |
| 06-20 08:43 | 20m | -6 / - | MI7RDK | - / - | 2 | Partial |
| 06-20 08:42 | 20m | -18 / -17 | PD1GOL | -23 / -14 | 3 | ✓ Complete |
| 06-20 08:28 | 20m | -8 / - | R3DJN | - / -7 | 3 | ✓ Confirmed |
| 06-20 08:26 | 20m | -14 / - | EA3RR | - / -16 | 3 | ✓ Confirmed |
| 06-20 08:09 | 20m | 0 / - | LA3HM | - / - | 2 | ✓ Confirmed |
| 06-20 04:35 | 60m | -16 / - | IK4CBO | - / -12 | 2 | ✓ Confirmed |
| 06-20 02:34 | 40m | 0 / -18 | DJ0MAB | -19 / -15 | 3 | Partial |
| 06-20 02:31 | 40m | - / -15 | 3B8WW | -18 / - | 6 | ✓ Confirmed |
| 06-20 02:13 | 80m | -5 / - | DA6SL | - / - | 4 | Partial |
| 06-20 02:13 | 80m | -24 / - | F4FPR | - / - | 3 | Partial |
| 06-20 02:12 | 80m | - / -16 | HI3JCC | -18 / - | 2 | ✓ Confirmed |
| 06-20 02:10 | 80m | - / +2 | AA9JC | -20 / - | 2 | ✓ Confirmed |
| 06-20 02:03 | 80m | - / -16 | PY5XT | -19 / - | 2 | Partial |
| 06-20 02:02 | 80m | +6 / -11 | HA7TM | -22 / -14 | 5 | ✓ Complete |
| 06-20 01:55 | 60m | 0 / - | ER3UA | - / -10 | 2 | ✓ Confirmed |
| 06-08 07:52 | 20m | -3 / - | MM3WYM | - / +5 | 3 | ✓ Confirmed |
| 06-08 07:41 | 20m | -16 / - | F5SZB | - / -13 | 3 | ✓ Confirmed |
| 06-08 07:29 | 20m | -6 / - | DL1UDO | - / - | 3 | Partial |
| 06-08 07:29 | 20m | -8 / - | IK4LZH | - / -7 | 2 | Partial |
| 06-06 03:37 | 20m | - / - | SU8SOS | -11 / - | 3 | Partial |
| 06-06 03:01 | 80m | +11 / - | SP3HDU | - / - | 3 | Partial |
| 06-06 02:58 | 80m | -4 / - | EA6LU | - / -13 | 3 | Partial |
| 06-06 02:58 | 80m | -10 / - | LZ1ST | - / - | 2 | Partial |
| 06-06 00:45 | 80m | +2 / - | DG5RN | - / - | 2 | Partial |
| 06-06 00:44 | 80m | - / -24 | CO8CF | -17 / - | 2 | Partial |
| 06-05 02:48 | 20m | - / - | OJ0Z | -1 / - | 18 | Partial |
| 06-04 06:01 | 20m | -15 / - | PA3WB | -19 / -9 | 3 | ✓ Verified |
| 06-04 05:59 | 20m | - / -17 | SQ9JKM | -14 / - | 2 | ✓ Confirmed |
| 06-04 05:56 | 20m | -3 / - | OJ0Z | - / -6 | 3 | Partial |
| 06-04 05:55 | 20m | +9 / - | DG9XN | -22 / - | 2 | ✓ Verified |
| 06-04 05:53 | 20m | - / - | OJ0Z | -16 / - | 2 | Partial |
| 06-04 05:48 | 20m | - / - | ZB2RR | -16 / - | 3 | Partial |
| 06-04 05:06 | 40m | -2 / - | DL1PAB | - / -15 | 2 | Partial |
| 06-04 04:54 | 40m | -4 / -13 | DL2YBG | -18 / -11 | 3 | Partial |
| 06-04 04:51 | 40m | -6 / -21 | SP4TKA | -16 / -12 | 8 | ✓ Complete |
| 06-04 04:50 | 40m | - / -22 | IZ7GIT | -15 / - | 3 | ✓ Confirmed |
| 06-04 04:27 | 40m | - / -7 | EA4HQH | -17 / - | 3 | ✓ Confirmed |
| 06-04 04:26 | 40m | -1 / -14 | F5MNW | -16 / - | 3 | ✓ Verified |
| 06-04 04:25 | 40m | -18 / - | F5OYA/P | -16 / - | 2 | ✓ Verified |
| 06-04 04:24 | 40m | -10 / - | SE3X | - / -19 | 2 | Partial |
| 06-04 04:23 | 40m | -11 / - | YO3OBB | - / - | 3 | Partial |
| 06-04 04:23 | 40m | -2 / - | E75FM | - / - | 5 | Partial |
Station Log
20m
UTC dB Freq Message 034245 -11 2426 3G0YM KO3ZDE EL82 034345 -10 2426 7X5CY KO3ZDE 73 055915 -1 484 KO3ZDE T77BL RR73 072430 -3 659 KO3ZDE II3WWA -12 (x2) 072600 -17 1833 KO3ZDE DF3MC JN57 072830 -1 658 KO3ZDE II3WWA -09 073130 -9 2639 KO3ZDE R5AK KO85 (x5) 073445 -14 1495 KO3ZDE F4BJN JN25 (x3)
40m
UTC dB Freq Message 023630 +8 420 KO3ZDE R5DT KO94 024430 -17 1233 KO3ZDE SP1EG RR73 024530 -13 1904 KO3ZDE DL9KM JN68 (x13)
60m
UTC dB Freq Message 035630 -17 1666 KO3ZDE EA6ET R-06 (x2) 035800 -18 1917 KO3ZDE IK4CBO R-13 (x2) 035715 +8 680 KO3ZDE LX1TI -13 (x2) 010545 -12 928 KO3ZDE GB6DD RR73 011145 -10 848 KO3ZDE 4X5MZ KM71 (x2) 033245 -18 1268 KO3ZDE SP3DVO -11 015530 -1 2133 KO3ZDE ER3UA -10 (x2) 043530 -17 2034 KO3ZDE IK4CBO R-12 (x2) 022915 -22 2189 XE2SSB KO3ZDE R-02
80m
UTC dB Freq Message 020345 -20 2060 PY5XT KO3ZDE -16 (x2) 020545 -22 2060 CQ KO3ZDE EL82 a1 (x2) 021045 -19 2060 AA9JC KO3ZDE +02 (x2) 021245 -19 2061 HI3JCC KO3ZDE -16 (x2) 021330 -24 2061 KO3ZDE F4FPR IN88 021330 -16 1429 KO3ZDE DA6SL JO31 021400 -23 2061 KO3ZDE F4FPR IN88 021400 -1 1429 KO3ZDE DA6SL JO31 021430 -24 2062 KO3ZDE F4FPR IN88 021430 -1 1428 KO3ZDE DA6SL JO31 (x2)