R4DD — FT8 station from European Russia
Amateur radio station R4DD operating from European Russia (grid square LO11). 197 FT8 spots received at SO8OO WebSDR, 43 CQ calls, active on 160m, 80m, 40m, 20m, over 10 days, best SNR +19 dB. Heard between 2026-04-21 and 2026-05-11.
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Overview
197
Total spots
43
CQ calls
10
Days active
-3 dB
Avg SNR
Bands
80m
40m
20m
160m
First seen: 2026-04-21
Last seen: 2026-05-11 16:46 UTC
Last seen: 2026-05-11 16:46 UTC
Frequent QSO partners observed at SO8OO
Stations R4DD worked most often, as logged from our receiver:
Activity Heatmap
Location
QSO Logbook (as observed from SO8OO)
Format: our rx / partner reports
| Time | Band | R4DD | Partner | Partner SNR | Msgs | |
|---|---|---|---|---|---|---|
| 05-11 18:44 | 80m | -15 / -15 | RA2F | -10 / -9 | 3 | ✓ Complete |
| 05-11 18:44 | 80m | -8 / - | F1PBZ | - / -15 | 2 | Partial |
| 05-11 18:42 | 80m | -8 / - | RK3AQ | -11 / - | 2 | ✓ Verified |
| 05-11 18:28 | 40m | - / -7 | R7NO | -4 / - | 2 | ✓ Confirmed |
| 05-11 18:22 | 40m | -11 / -5 | US1EA | -4 / - | 3 | ✓ Verified |
| 05-11 18:20 | 40m | 0 / +2 | UB6OFG | -10 / - | 4 | ✓ Complete |
| 05-11 18:18 | 40m | -7 / -2 | R6DJR | -6 / -1 | 3 | ✓ Complete |
| 05-11 18:17 | 40m | - / -1 | RN6MA | -8 / - | 2 | ✓ Confirmed |
| 05-11 18:13 | 40m | -2 / - | UA3ZUX | - / -1 | 3 | ✓ Confirmed |
| 05-11 18:12 | 40m | -12 / - | R3LCG | -12 / -3 | 4 | ✓ Verified |
| 05-11 18:09 | 20m | +4 / - | DL1NGS | - / - | 2 | Partial |
| 05-11 18:06 | 20m | 0 / - | R6AAT | - / - | 2 | Partial |
| 05-11 18:06 | 20m | -1 / - | CT7AXN | +12 / - | 2 | ✓ Verified |
| 05-11 18:03 | 20m | -8 / -6 | OE8PIT | +16 / - | 3 | ✓ Verified |
| 05-11 18:00 | 20m | - / +3 | SP5LST | +4 / - | 2 | ✓ Confirmed |
| 05-11 17:59 | 20m | 0 / - | UB9USV | +1 / -3 | 2 | ✓ Verified |
| 05-11 17:57 | 20m | - / -14 | YL3NU | +15 / - | 3 | ✓ Confirmed |
| 05-11 17:56 | 20m | +4 / - | EA3AGF | +14 / -9 | 6 | ✓ Verified |
| 05-07 01:01 | 20m | -3 / - | TN8GD | - / -4 | 4 | ✓ Confirmed |
| 05-07 00:58 | 20m | - / -6 | TN8GD | -12 / - | 2 | Partial |
| 05-07 00:38 | 40m | - / -17 | PV8AJ | -8 / - | 2 | Partial |
| 05-07 00:30 | 40m | 0 / - | AE3T | - / -24 | 3 | ✓ Confirmed |
| 05-07 00:26 | 40m | +4 / - | F4FPR | - / -5 | 4 | ✓ Confirmed |
| 05-07 00:24 | 40m | -14 / -18 | KR9U | -9 / - | 2 | Partial |
| 05-06 05:02 | 40m | -14 / -8 | <...> | -12 / -15 | 3 | Partial |
| 05-05 20:49 | 80m | - / - | <...> | -8 / - | 5 | Partial |
| 05-05 20:46 | 80m | -9 / - | OZ5AGJ | -8 / -4 | 4 | ✓ Complete |
| 05-05 20:44 | 80m | - / -3 | RP81RT | -1 / - | 2 | Partial |
| 05-05 20:43 | 80m | +6 / - | PA3FPQ | - / - | 2 | Partial |
| 05-05 20:42 | 80m | -16 / -1 | RW4F | -1 / - | 6 | ✓ Complete |
| 05-05 20:36 | 20m | -14 / - | WJ2D | - / -8 | 3 | ✓ Confirmed |
| 05-05 18:13 | 80m | 0 / - | <...> | - / -1 | 2 | Partial |
| 05-05 18:02 | 40m | - / -11 | <...> | -8 / - | 4 | Partial |
| 05-05 17:58 | 40m | -2 / -19 | <...> | -16 / -24 | 4 | Partial |
| 05-05 17:52 | 40m | 0 / - | HA7CH | - / -9 | 2 | ✓ Confirmed |
| 05-05 17:52 | 40m | -8 / -13 | <...> | -12 / -9 | 4 | Partial |
| 05-05 16:24 | 40m | -16 / - | R9OOF | -18 / - | 2 | ✓ Verified |
| 05-05 15:44 | 40m | -14 / - | UB6OAJ | - / -13 | 2 | ✓ Confirmed |
| 05-04 19:17 | 40m | - / - | <...> | -18 / - | 2 | Partial |
| 05-04 18:48 | 80m | -18 / - | RM1O | - / -5 | 2 | ✓ Confirmed |
| 05-04 08:47 | 20m | - / -6 | <...> | +4 / - | 6 | Partial |
| 05-04 08:42 | 20m | +1 / -5 | <...> | +1 / - | 3 | Partial |
| 05-04 08:40 | 20m | -12 / - | US1EA | +11 / - | 2 | ✓ Verified |
| 05-04 08:38 | 20m | - / -1 | YO9PH | +12 / - | 2 | ✓ Confirmed |
| 05-04 08:31 | 20m | - / -13 | <...> | +10 / - | 4 | Partial |
| 05-04 08:26 | 20m | - / -6 | <...> | +12 / - | 5 | Partial |
| 05-04 05:15 | 40m | - / -7 | <...> | -12 / - | 3 | Partial |
| 05-04 05:13 | 40m | - / -11 | RZ5D | -8 / - | 2 | ✓ Confirmed |
| 05-04 05:06 | 40m | -6 / -13 | <...> | -6 / - | 9 | Partial |
| 05-03 21:34 | 40m | 0 / -8 | <...> | -2 / +7 | 4 | Partial |
Station Log
80m
UTC dB Freq Message 184145 -13 2654 R4FDD R4DD RR73 184245 -11 2654 RK3AQ R4DD RR73 184300 -8 2654 R4DD RK3AQ 73 184315 -10 2654 CQ R4DD LO11 (x2) 184400 -11 647 R4DD F1PBZ -15 184415 -11 2654 RA2F R4DD -15 184430 -5 647 R4DD F1PBZ -15 184430 -15 1382 R4DD RA2F R-09 184445 -10 2654 RA2F R4DD RR73 184545 -12 2654 CQ R4DD LO11 a1 (x4) 184815 -8 2654 <...> R4DD +02
40m
UTC dB Freq Message 182130 +5 2828 R4DD UB6OFG 73 182200 -11 281 R4DD US1EA KN78 182245 -3 2729 PD1CBH R4DD -18 182315 -4 2731 US1EA R4DD -05 (x2) 182845 -3 2732 R7NO R4DD R-07 (x2) 182945 -13 2732 CQ R4DD LO11 a1 183045 -9 2732 R6OAG R4DD RR73 183115 -5 2732 CQ R4DD LO11 183130 -4 1787 R4DD DL9KM JN68 183145 -10 2731 CQ R4DD LO11 183415 -6 2732 DL9KM R4DD -17 183445 -3 2732 CQ R4DD LO11 (x2)
20m
UTC dB Freq Message 180315 +5 2647 CQ R4DD LO11 180330 -8 2647 R4DD OE8PIT JN66 180345 +15 2647 CQ R4DD LO11 180415 +17 2647 OE8PIT R4DD -06 (x2) 180545 +1 2647 CQ R4DD LO11 180600 -1 1578 R4DD CT7AXN +00 180630 +1 2644 R4DD R6AAT KN96 180645 +12 2647 CT7AXN R4DD 73 180700 -2 2644 R4DD R6AAT KN96 180745 +17 2646 CQ R4DD LO11 (x3) 180900 +1 2646 R4DD DL1NGS JO50 (x2)
160m
UTC dB Freq Message 182045 -17 1937 JT0LR R4DD LO11 (x3) 211100 -8 1026 <...> R4DD +05 211115 -10 1163 R4DD <...> R+08 211215 -9 1026 <RP81OZR> R4DD +01 211230 -10 1731 R4DD RP81OZR R-08 211315 -10 1026 RP81OZR R4DD +04 211330 -3 1909 R4DD <...> R-05