RD4A — FT8 station from European Russia
Amateur radio station RD4A operating from European Russia. 306 FT8 spots received at SO8OO WebSDR, 102 CQ calls, active on 160m, 40m, 20m, 10m, over 24 days, best SNR +19 dB. Heard between 2026-04-23 and 2026-06-09.
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Overview
306
Total spots
102
CQ calls
24
Days active
-7 dB
Avg SNR
Bands
40m
20m
10m
160m
First seen: 2026-04-23
Last seen: 2026-06-09 04:38 UTC
Last seen: 2026-06-09 04:38 UTC
Frequent QSO partners observed at SO8OO
Stations RD4A worked most often, as logged from our receiver:
Activity Heatmap
Location
QSO Logbook (as observed from SO8OO)
Format: our rx / partner reports
| Time | Band | RD4A | Partner | Partner SNR | Msgs | |
|---|---|---|---|---|---|---|
| 06-09 16:09 | 20m | - / - | <...> | -2 / - | 2 | Partial |
| 06-09 07:06 | 10m | - / - | VK3TZ | -19 / - | 2 | Partial |
| 06-09 06:51 | 10m | - / - | VK5RM | -19 / - | 4 | Partial |
| 06-09 06:36 | 10m | -10 / +8 | RD4HD | -14 / -12 | 4 | ✓ Complete |
| 06-09 06:22 | 10m | -12 / - | RD4HD | - / - | 3 | Partial |
| 06-09 05:52 | 10m | - / -11 | VK3AUQ | -13 / - | 3 | Partial |
| 06-09 03:19 | 40m | -17 / - | R7MP | - / - | 2 | Partial |
| 06-05 16:27 | 20m | -15 / - | M7KPQ | - / - | 3 | Partial |
| 06-05 03:14 | 20m | - / -13 | KC9IVQ | -18 / - | 2 | Partial |
| 06-05 03:05 | 20m | +1 / - | K4AAX | - / - | 3 | Partial |
| 06-05 03:02 | 20m | -14 / -11 | KB3MAW | -14 / -17 | 6 | ✓ Complete |
| 06-05 02:59 | 20m | -10 / -6 | KB3DHF | -14 / - | 4 | ✓ Verified |
| 06-05 02:56 | 20m | -17 / - | AC3KO | - / -13 | 4 | ✓ Confirmed |
| 06-05 02:50 | 20m | -5 / - | KA9EKJ | -24 / -4 | 4 | ✓ Verified |
| 06-05 02:38 | 20m | -6 / - | KF9UG | - / -16 | 5 | ✓ Confirmed |
| 06-05 02:37 | 20m | -20 / - | K4RGN | - / -10 | 2 | ✓ Confirmed |
| 06-05 02:33 | 20m | +1 / - | K4AAX | - / - | 9 | Partial |
| 06-05 02:32 | 20m | -21 / - | <...> | - / -13 | 3 | Partial |
| 06-05 02:26 | 20m | -9 / - | AC5UV | - / -14 | 3 | ✓ Confirmed |
| 06-04 03:46 | 20m | -15 / -9 | OH1LA | -2 / - | 3 | ✓ Verified |
| 06-04 03:36 | 20m | -20 / -10 | HI8CQ | -10 / -11 | 4 | ✓ Complete |
| 06-04 03:25 | 20m | -16 / - | R0ADK | - / - | 2 | Partial |
| 06-04 03:19 | 20m | -1 / - | UB8CPH | - / -9 | 5 | Partial |
| 06-04 03:13 | 20m | -23 / - | K4VHE | - / - | 2 | Partial |
| 06-04 03:04 | 20m | -11 / - | PD1HPB | - / - | 8 | Partial |
| 05-25 03:12 | 20m | - / - | <...> | +14 / - | 2 | Partial |
| 05-25 03:07 | 20m | - / -15 | NR4O | +12 / - | 2 | ✓ Confirmed |
| 05-25 02:50 | 20m | - / - | N2HJ | +14 / - | 2 | Partial |
| 05-25 02:47 | 20m | -16 / -4 | KD4DRJ | +15 / -12 | 6 | ✓ Complete |
| 05-25 02:39 | 20m | - / - | HI3RRR | +24 / - | 2 | ✓ Confirmed |
| 05-25 02:21 | 20m | -16 / - | EA4HTI | - / - | 4 | Partial |
| 05-25 02:16 | 20m | -16 / - | K1SQN | - / -12 | 2 | ✓ Confirmed |
| 05-25 02:01 | 20m | -5 / - | W1SBW | - / - | 3 | Partial |
| 05-25 01:51 | 20m | -6 / - | DF7GG | - / - | 2 | Partial |
| 05-25 01:51 | 20m | -4 / +7 | KR4DWD | -10 / -13 | 4 | ✓ Complete |
| 05-24 17:51 | 10m | -4 / - | RL1B | - / -14 | 2 | Partial |
| 05-24 17:50 | 10m | - / -19 | PR2MAP | -3 / - | 3 | ✓ Confirmed |
| 05-24 17:49 | 10m | -16 / -9 | CX1AR | -6 / - | 4 | ✓ Complete |
| 05-24 17:46 | 10m | - / - | HK3YL | -8 / - | 2 | Partial |
| 05-24 17:44 | 10m | - / -21 | LU2XCV | -4 / - | 2 | ✓ Confirmed |
| 05-24 17:41 | 10m | - / -16 | PY2MTG | -11 / - | 3 | ✓ Confirmed |
| 05-24 17:39 | 10m | - / - | LU1DG | -8 / - | 2 | Partial |
| 05-24 17:37 | 10m | -3 / -6 | PY2KQ | -5 / - | 5 | ✓ Complete |
| 05-24 17:32 | 10m | - / -17 | LU2FTI | -1 / - | 3 | ✓ Confirmed |
| 05-24 17:31 | 10m | - / - | PY5PWR | 0 / - | 2 | Partial |
| 05-24 17:29 | 10m | -10 / -8 | CX3DMP | +8 / - | 3 | ✓ Verified |
| 05-24 17:27 | 10m | - / - | HK3YL | +2 / - | 2 | Partial |
| 05-24 17:26 | 10m | - / -11 | CA1OGG | +10 / - | 2 | ✓ Confirmed |
| 05-24 17:22 | 10m | - / -13 | LU2DQV | +6 / - | 3 | ✓ Confirmed |
| 05-24 17:17 | 10m | -15 / -16 | PY5RCB | +8 / - | 4 | ✓ Verified |
Station Log
20m
UTC dB Freq Message 031100 -19 1417 K5WBD RD4A R-13 031400 -17 1416 KC9IVQ RD4A -13 (x2) 031830 -16 1761 CQ RD4A LN28 (x2) 032330 -18 1759 WB8UFC RD4A -10 032530 -19 1758 CQ RD4A LN28 (x2) 033445 -15 1342 RD4A KC2GYU -13 033815 -9 877 RD4A KB3DQI FM18 162700 -14 1676 RD4A M7KPQ IO82 (x3) 160945 +1 3006 <...> RD4A LN28 (x2)
10m
UTC dB Freq Message 061945 -15 1316 JA9CCG RD4A LN28 062200 -17 1029 RD4A RD4HD LO53 (x4) 063730 -14 1316 RD4HD RD4A +08 063745 -11 1314 RD4A RD4HD R-12 (x2) 065100 -21 1314 VK5RM RD4A LN28 (x4) 070615 -14 1314 VK3TZ RD4A LN28 (x2) 075430 -18 1316 VK3KJ RD4A LN28
40m
UTC dB Freq Message 185715 -4 2621 IS0/IK2YCW RD4A LN28 185845 -5 2620 <R2DX/MM> RD4A LN28 (x5) 190100 -15 2766 RD4A R2DX/MM +00 153815 -23 1709 <...> RD4A LN28 181545 -4 3026 RW0LZ/P RD4A R-12 (x2) 181700 -3 3015 RD4A R6DJR +04 155430 -18 2137 RD4A R2EA/P -09 031830 -21 2328 RD4A R3KMI RR73 031930 -18 2021 RD4A R7MP LN17 (x2)
160m
UTC dB Freq Message 174515 -23 1896 RD4A UF6VX RR73 183515 -12 1514 <...> RD4A LN28 (x2) 183600 -11 730 RD4A RU4I +00 202730 -1 3012 <...> RD4A LN28 (x2) 202915 -7 2349 RD4A R3HW/M -15 202930 +1 3012 <...> RD4A R-13