RK4FH — FT8 station from European Russia
Amateur radio station RK4FH operating from European Russia. 1,064 FT8 spots received at SO8OO WebSDR, 573 CQ calls, active on 160m, 80m, 40m, 20m, 10m, over 48 days, best SNR +15 dB. Heard between 2026-05-12 and 2026-08-09.
FT8DB and SO8OO WebSDR are a hobby project maintained solo. ☕ Buy me a coffee
Overview
1,064
Total spots
573
CQ calls
48
Days active
-5 dB
Avg SNR
Bands
80m
20m
40m
10m
160m
First seen: 2026-05-12
Last seen: 2026-08-09 12:42 UTC
Last seen: 2026-08-09 12:42 UTC
Frequent QSO partners observed at SO8OO
Stations RK4FH worked most often, as logged from our receiver:
UB4CLH
· European Russia ×3
UA3PTK
· European Russia ×2
G4ZFJ
· England ×2
UA0LQE
· Asiatic Russia ×2
R3YAU
· European Russia ×2
R3ICU
· European Russia ×2
S59A
· Slovenia ×2
RA3WY
· European Russia ×2
R1BNG/P
· European Russia ×2
EU6AQ
· Belarus ×2
RN6MA
· European Russia ×2
TA1EDG
· European Turkey ×2
Activity Heatmap
Location
QSO Logbook (as observed from SO8OO)
Format: our rx / partner reports
| Time | Band | RK4FH | Partner | Partner SNR | Msgs | |
|---|---|---|---|---|---|---|
| 08-09 14:41 | 10m | -9 / - | CE2SV | - / - | 2 | ✓ Confirmed |
| 08-09 14:22 | 10m | -10 / - | RK6AH | - / -13 | 3 | Partial |
| 08-07 15:07 | 20m | - / -7 | <...> | -17 / - | 2 | Partial |
| 08-06 19:38 | 80m | -16 / - | DA6HU | - / - | 3 | Partial |
| 08-06 19:32 | 40m | - / -5 | EW8DG | -12 / - | 3 | Partial |
| 08-06 19:31 | 40m | - / -16 | BG5JGG | -14 / - | 2 | Partial |
| 08-06 19:28 | 40m | -23 / -22 | OV5SP | -12 / - | 3 | ✓ Verified |
| 08-06 19:25 | 40m | -3 / - | ON4ASV | -15 / -5 | 4 | ✓ Complete |
| 08-06 19:22 | 40m | -19 / - | RV6HEG | -14 / - | 5 | ✓ Verified |
| 08-06 19:22 | 40m | - / -9 | F5MYH | -18 / - | 3 | ✓ Confirmed |
| 08-06 19:19 | 40m | -4 / -4 | SM7JKW | -18 / -11 | 7 | ✓ Complete |
| 08-06 19:16 | 40m | -5 / +10 | DL2RPN | -18 / -9 | 6 | ✓ Complete |
| 08-06 19:13 | 40m | - / -11 | R2DDN | -16 / - | 2 | ✓ Confirmed |
| 08-06 19:08 | 40m | - / -8 | EA1EMO | -18 / - | 2 | ✓ Confirmed |
| 08-06 19:07 | 40m | +1 / -10 | DL7ARV | -16 / +5 | 7 | ✓ Complete |
| 08-06 19:06 | 40m | - / -9 | R1TAX | -17 / - | 2 | ✓ Confirmed |
| 08-06 18:59 | 40m | - / -16 | R1BED | -14 / - | 2 | Partial |
| 08-05 17:18 | 80m | - / -18 | <...> | -9 / - | 4 | Partial |
| 08-05 16:26 | 40m | -16 / - | DL9KM | - / - | 6 | Partial |
| 08-05 15:59 | 40m | - / -16 | UN7PTN | -14 / - | 4 | Partial |
| 08-05 15:51 | 40m | - / -9 | R0AJQ | -21 / - | 2 | ✓ Confirmed |
| 08-05 15:48 | 40m | - / -15 | UA0LQE | -20 / - | 2 | ✓ Confirmed |
| 08-05 15:46 | 40m | - / -15 | E70SZ | -18 / - | 2 | ✓ Confirmed |
| 08-05 15:42 | 40m | - / -18 | VK4LW | -20 / - | 2 | Partial |
| 08-05 10:00 | 20m | -24 / - | G4KHX | - / - | 2 | Partial |
| 08-05 09:58 | 20m | - / -8 | RL6F/M | -13 / - | 4 | Partial |
| 08-05 09:51 | 20m | - / -11 | <...> | -3 / - | 7 | Partial |
| 08-05 09:42 | 20m | - / -9 | <...> | -4 / - | 4 | Partial |
| 08-05 09:08 | 20m | - / -17 | <...> | -2 / - | 2 | Partial |
| 08-04 19:29 | 80m | - / -12 | R9CS/P | -4 / - | 4 | Partial |
| 08-04 19:27 | 80m | -15 / -12 | LB5WB | -6 / -1 | 3 | Partial |
| 08-04 19:25 | 80m | -7 / - | UB4CIA | +1 / - | 2 | ✓ Verified |
| 08-04 19:22 | 80m | +2 / +8 | LZ2HN | -5 / -6 | 4 | ✓ Complete |
| 08-04 19:21 | 80m | -4 / -6 | DO5UH/P | -4 / -1 | 5 | ✓ Complete |
| 08-04 19:19 | 80m | -9 / - | DL9KM | - / - | 4 | Partial |
| 08-04 19:17 | 80m | -4 / -13 | DL7UKA | -3 / - | 3 | ✓ Verified |
| 08-04 19:13 | 80m | - / -21 | <...> | -8 / - | 5 | Partial |
| 08-04 19:09 | 80m | 0 / -21 | SP5GEO | -6 / -2 | 8 | ✓ Complete |
| 08-04 19:07 | 80m | +12 / -7 | S59A | 0 / -8 | 6 | ✓ Complete |
| 08-04 19:06 | 80m | - / -9 | RQ3D | +2 / - | 2 | ✓ Confirmed |
| 08-03 09:53 | 20m | - / -14 | EP2AES | +1 / - | 3 | ✓ Confirmed |
| 08-02 18:39 | 40m | - / -1 | RN3YN | -5 / - | 2 | ✓ Confirmed |
| 08-02 18:35 | 40m | - / -20 | JF1HDY | -2 / - | 2 | ✓ Confirmed |
| 08-02 18:33 | 40m | - / -22 | JI1RZI | 0 / - | 2 | ✓ Confirmed |
| 08-02 18:31 | 40m | -5 / +6 | RV3X | -9 / +3 | 4 | ✓ Complete |
| 08-02 18:29 | 40m | - / -4 | R4UAS | -3 / - | 2 | ✓ Confirmed |
| 08-02 18:27 | 40m | -20 / -8 | DH3KR | -10 / - | 3 | ✓ Verified |
| 08-02 18:23 | 40m | - / -2 | RA9SJG | -7 / - | 5 | ✓ Confirmed |
| 08-02 18:20 | 40m | - / +6 | RA3PGR | -11 / - | 3 | Partial |
| 08-02 18:20 | 40m | -9 / - | SP1ZMO | -7 / -16 | 5 | ✓ Verified |
Station Log
10m
UTC dB Freq Message 122845 -9 2549 RK4FH RZ6L R-13 (x2) 133245 -3 3021 RK4FH SV1SSL KM18 (x3) 065930 -15 2315 RK4FH UG5F KO85 135930 -24 1660 RK4FH RA1AOB KO59 (x4) 142215 -10 958 RK4FH RK6AH R-13 (x3) 144130 -12 2600 RK4FH CE2SV RR73 (x2)
40m
UTC dB Freq Message 192630 -14 1578 CQ RK4FH LO12 (x3) 192800 -11 1578 OV5SP RK4FH -22 (x2) 192845 -23 1578 RK4FH OV5SP 73 192900 -15 1578 CQ RK4FH LO12 (x3) 193100 -13 1577 BG5JGG RK4FH -16 (x2) 193200 -15 1577 EW8DG RK4FH -05 (x3) 172215 +0 2919 <...> RK4FH -02
20m
UTC dB Freq Message 095245 +0 2854 <...> RK4FH -09 (x5) 095815 -16 1376 RL6F/M RK4FH -08 (x4) 100030 -23 1694 RK4FH G4KHX IO92 100045 -19 1377 <...> RK4FH R-13 100100 -24 1694 RK4FH G4KHX IO92 100100 -20 2089 RK4FH RR73; R9FFJ <...> -06 150715 -16 1876 <...> RK4FH -07 (x2)
80m
UTC dB Freq Message 193430 -8 1370 CQ RK4FH LO12 (x9) 193845 -17 749 RK4FH DA6HU JN59 193900 -9 1371 CQ RK4FH LO12 193915 -16 749 RK4FH DA6HU JN59 193930 -10 1371 CQ RK4FH LO12 193945 -15 750 RK4FH DA6HU JN59 194030 -10 1371 CQ RK4FH LO12
160m
UTC dB Freq Message 194045 -4 2508 <...> RK4FH R-03 201330 -9 1174 R6OG RK4FH -06 (x2) 180530 -15 2248 UA3RCW RK4FH LO12 (x3) 184915 -24 1785 RD3AD RK4FH -07 185245 -24 1785 CQ RK4FH LO12 a1 (x6) 194130 +1 2397 RK4FH R50RKZ +03 194200 -3 2397 RK4FH RR73; RK4HS <...> -12