RK4FD — FT8 station from European Russia
Amateur radio station RK4FD operating from European Russia (grid square JN71). 575 FT8 spots received at SO8OO WebSDR, 3 CQ calls, active on 160m, 80m, 40m, 20m, 10m, over 21 days, best SNR +20 dB. Heard between 2026-04-21 and 2026-05-12.
FT8DB and SO8OO WebSDR are a hobby project maintained solo. ☕ Buy me a coffee
Overview
575
Total spots
3
CQ calls
21
Days active
-4 dB
Avg SNR
Bands
80m
20m
40m
10m
160m
First seen: 2026-04-21
Last seen: 2026-05-12 16:15 UTC
Last seen: 2026-05-12 16:15 UTC
Frequent QSO partners observed at SO8OO
Stations RK4FD worked most often, as logged from our receiver:
RC6BB
· European Russia ×3
R1BNG/P
· European Russia ×3
R6FMK
· European Russia ×2
RL3DW
· European Russia ×2
R3IDH
· European Russia ×2
UF6VX
· European Russia ×2
R1QBQ
· European Russia ×2
R3DMS
· European Russia ×2
R80RAA
· European Russia ×2
RF3P
· European Russia ×2
R55KLS
· European Russia ×2
R9AZ
· Asiatic Russia ×2
Activity Heatmap
Location
QSO Logbook (as observed from SO8OO)
Format: our rx / partner reports
| Time | Band | RK4FD | Partner | Partner SNR | Msgs | |
|---|---|---|---|---|---|---|
| 05-14 16:34 | 40m | - / +7 | R3YAX | 0 / - | 4 | ✓ Confirmed |
| 05-14 16:31 | 40m | - / - | UB1QBZ | -5 / - | 4 | ✓ Confirmed |
| 05-14 16:28 | 40m | - / -6 | UB9YCT | -5 / - | 3 | Partial |
| 05-14 16:26 | 40m | - / +2 | R4WCD | -7 / - | 3 | ✓ Confirmed |
| 05-14 16:19 | 40m | - / - | R4HBO | +1 / - | 3 | ✓ Confirmed |
| 05-14 16:14 | 40m | - / +7 | RZ6AGB | +2 / - | 5 | Partial |
| 05-14 15:38 | 40m | - / +5 | RA8CP/M | +1 / - | 4 | Partial |
| 05-14 14:10 | 20m | - / - | R8CIS | 0 / - | 2 | ✓ Confirmed |
| 05-14 06:03 | 40m | - / -1 | <...> | -7 / - | 3 | Partial |
| 05-13 06:19 | 20m | - / - | <...> | +6 / - | 2 | Partial |
| 05-12 19:16 | 160m | - / -20 | R1BNG/P | 0 / - | 12 | ✓ Confirmed |
| 05-12 18:31 | 80m | - / +3 | UA9ZZ | +1 / - | 9 | ✓ Confirmed |
| 05-12 18:06 | 80m | - / -6 | R1BNG/P | -2 / - | 13 | Partial |
| 05-12 17:49 | 80m | - / - | R1BNG/P | -10 / - | 23 | Partial |
| 05-12 17:05 | 80m | - / - | R3IDH | -13 / - | 3 | ✓ Confirmed |
| 05-12 05:27 | 20m | -6 / - | RA8CP/M | +12 / +9 | 2 | Partial |
| 05-11 18:36 | 80m | +6 / - | IK3BNO | - / - | 7 | Partial |
| 05-11 18:35 | 80m | - / -14 | UB8AHK | -14 / - | 2 | ✓ Confirmed |
| 05-11 17:59 | 80m | - / - | R0BD | -18 / - | 9 | Partial |
| 05-11 17:21 | 80m | - / -5 | R3DOU | -16 / - | 2 | ✓ Confirmed |
| 05-11 16:57 | 40m | - / - | R2BLN | -3 / - | 5 | Partial |
| 05-11 16:54 | 40m | - / - | RK2A | 0 / - | 4 | Partial |
| 05-11 16:50 | 40m | -13 / +6 | RW2WR | -3 / - | 6 | ✓ Complete |
| 05-11 16:37 | 40m | - / - | RN3RC | -5 / - | 3 | Partial |
| 05-11 16:31 | 40m | - / - | RN3RC | -3 / - | 5 | Partial |
| 05-11 16:28 | 40m | - / - | R6SBL | -3 / - | 4 | Partial |
| 05-11 16:25 | 40m | -3 / - | <...> | -4 / - | 2 | Partial |
| 05-11 16:22 | 40m | - / - | R6SBL | -5 / - | 5 | Partial |
| 05-11 16:18 | 40m | - / - | RN3RC | -5 / - | 3 | Partial |
| 05-11 16:05 | 40m | - / -8 | <...> | -5 / - | 4 | Partial |
| 05-11 15:59 | 40m | - / +1 | UB8AHK | -6 / - | 2 | Partial |
| 05-11 15:16 | 20m | - / -17 | <...> | -12 / - | 4 | Partial |
| 05-11 15:11 | 20m | - / - | RA8CP/M | -11 / - | 4 | Partial |
| 05-11 14:26 | 20m | - / -11 | <...> | -1 / - | 11 | Partial |
| 05-11 13:18 | 20m | - / - | RZ3AV | -10 / - | 3 | Partial |
| 05-11 13:16 | 20m | 0 / - | OH6IH | - / -7 | 3 | Partial |
| 05-11 13:11 | 20m | - / -5 | YC2OEI | -3 / - | 2 | Partial |
| 05-11 13:06 | 20m | - / - | RU6B | -4 / - | 2 | Partial |
| 05-11 13:04 | 20m | - / - | UB3ADO | +2 / - | 2 | Partial |
| 05-11 13:01 | 20m | - / - | R1WAM | 0 / - | 5 | Partial |
| 05-11 12:56 | 20m | - / -2 | UA3PTY | -9 / - | 5 | ✓ Confirmed |
| 05-11 11:32 | 20m | -17 / +6 | <...> | 0 / - | 5 | Partial |
| 05-11 09:01 | 20m | - / - | RA8CP/M | -12 / - | 2 | Partial |
| 05-11 06:44 | 20m | - / -11 | <...> | +2 / - | 2 | Partial |
| 05-11 05:19 | 20m | - / -9 | RA8CP/M | -2 / - | 2 | Partial |
| 05-11 05:17 | 20m | - / -9 | <...> | +1 / - | 4 | Partial |
| 05-10 20:55 | 80m | - / -1 | R3NE | +1 / - | 4 | ✓ Confirmed |
| 05-10 19:48 | 80m | -10 / -1 | UA6AAW | -7 / - | 4 | Partial |
| 05-10 19:43 | 80m | -6 / - | R4FJ | - / - | 4 | Partial |
| 05-10 19:42 | 80m | +4 / - | UA1AEL | - / -7 | 4 | Partial |
Station Log
40m
UTC dB Freq Message 162030 +1 1143 R4HBO RK4FD 73 162645 -7 1004 R4WCD RK4FD LO22 (x3) 162830 -6 1004 UB9YCT RK4FD LO22 (x3) 163115 -4 1004 UB1QBZ RK4FD LO22 (x4) 163445 -2 1004 R3YAX RK4FD LO22 (x4)
20m
UTC dB Freq Message 151630 -13 1195 <...> RK4FD R-17 (x3) 151800 -19 1195 CQ RK4FD LO22 151815 -18 1194 RK4FD F1POK JN27 052715 +12 1402 <RA8CP/M> RK4FD LO22 052730 -6 2368 RK4FD RA8CP/M +09 052800 -4 2308 RK4FD RR73; R5FN <...> -06 061915 +13 2814 <...> RK4FD LO22 (x5) 141045 +0 1007 R8CIS RK4FD R+12 (x2)
160m
UTC dB Freq Message 203130 -1 945 <...> RK4FD R-01 (x3) 191645 -2 1481 R1BNG/P RK4FD LO22 (x12)
80m
UTC dB Freq Message 181230 +1 1725 R1BNG/P RK4FD LO22 (x5) 181545 -24 1724 RK4FD IQ8CUM JN71 183100 +1 1241 UA9ZZ RK4FD LO22 (x9)
10m
UTC dB Freq Message 103445 -16 1002 <...> RK4FD R-17 111100 +4 2481 RK4FD EA3NY JN11 (x3) 124400 +13 2238 RK4FD RP81IFT -15 (x2) 124730 +16 2238 RK4FD <...> -15 124830 +16 2238 RK4FD RP81IFT -15 124900 +11 2238 RK4FD RR73; 9A2KS <...> -12 125130 +14 2238 RK4FD <...> -13 125145 -13 1001 <...> RK4FD R-15 125200 +9 2238 RK4FD RR73; PU5LIV <...> -12 125215 -13 1001 <...> RK4FD R-15 (x2) 125400 -10 926 RK4FD A41ZZ -02