RK4HS — FT8 station from European Russia
Amateur radio station RK4HS operating from European Russia. 1,496 FT8 spots received at SO8OO WebSDR, 656 CQ calls, active on 160m, 80m, 40m, 20m, 10m, over 55 days, best SNR +18 dB. Heard between 2026-05-17 and 2026-08-07.
FT8DB and SO8OO WebSDR are a hobby project maintained solo. ☕ Buy me a coffee
Overview
1,496
Total spots
656
CQ calls
55
Days active
-10 dB
Avg SNR
Bands
80m
20m
40m
10m
160m
First seen: 2026-05-17
Last seen: 2026-08-07 17:17 UTC
Last seen: 2026-08-07 17:17 UTC
Frequent QSO partners observed at SO8OO
Stations RK4HS worked most often, as logged from our receiver:
LZ1ZF
· Bulgaria ×8
R5AV
· European Russia ×5
R50RKZ
· European Russia ×3
DF8RU
· Fed. Rep. of Germany ×3
E70SZ
· Bosnia-Herzegovina ×3
R2AKN
· European Russia ×3
RN3YN
· European Russia ×3
IQ4JO
· Italy ×2
UE6RU
· European Russia ×2
R2DP
· European Russia ×2
IV3GHY
· Italy ×2
RW6MD
· European Russia ×2
Activity Heatmap
Location
QSO Logbook (as observed from SO8OO)
Format: our rx / partner reports
| Time | Band | RK4HS | Partner | Partner SNR | Msgs | |
|---|---|---|---|---|---|---|
| 08-07 19:16 | 40m | -12 / - | F5MYH | - / -18 | 3 | Partial |
| 08-07 18:48 | 40m | -12 / - | R2EN | - / +2 | 2 | Partial |
| 08-07 18:45 | 40m | -4 / - | DF8RU | - / +7 | 3 | ✓ Confirmed |
| 08-07 18:45 | 40m | -12 / -6 | SP0DF | -18 / -1 | 4 | ✓ Complete |
| 08-07 18:39 | 40m | -13 / - | RN9N | - / - | 2 | ✓ Confirmed |
| 08-07 18:35 | 40m | -2 / - | EW4DX | - / -5 | 3 | ✓ Confirmed |
| 08-05 17:06 | 40m | -13 / - | RA3PGR | - / - | 2 | Partial |
| 08-05 16:43 | 40m | -15 / - | RN3ZBX | - / -5 | 3 | ✓ Confirmed |
| 08-05 16:36 | 40m | -8 / - | R50RKZ | - / +6 | 2 | ✓ Confirmed |
| 08-04 21:12 | 80m | -6 / -20 | F1PBZ | -19 / -22 | 4 | ✓ Complete |
| 08-04 20:56 | 80m | +1 / - | UB3YGA | - / -10 | 2 | ✓ Confirmed |
| 08-04 19:47 | 160m | -18 / - | RA3WY | - / - | 3 | Partial |
| 08-04 19:47 | 160m | -9 / - | RO7A | - / - | 3 | Partial |
| 08-03 18:31 | 80m | -24 / -11 | UB3AMO | -19 / - | 5 | ✓ Verified |
| 08-03 18:25 | 80m | - / -21 | R8KAN | -24 / - | 3 | ✓ Confirmed |
| 08-03 18:23 | 80m | +10 / -5 | R6NA | -18 / -9 | 4 | ✓ Complete |
| 08-03 18:18 | 80m | 0 / - | OE3PKU | -17 / -17 | 6 | ✓ Verified |
| 08-03 18:12 | 80m | -12 / -6 | RA6ATZ | -22 / -8 | 3 | ✓ Complete |
| 08-03 18:05 | 80m | - / -2 | UA4HBJ | -20 / - | 2 | ✓ Confirmed |
| 08-03 18:02 | 80m | -2 / - | RD7X | - / -7 | 3 | ✓ Confirmed |
| 08-03 18:01 | 80m | +5 / - | RK6MC | - / -2 | 2 | ✓ Confirmed |
| 08-02 20:37 | 80m | -2 / -3 | RW9JZ | -11 / -1 | 6 | ✓ Complete |
| 08-02 20:35 | 80m | - / -3 | R3YAU | -6 / - | 3 | ✓ Confirmed |
| 08-02 20:33 | 80m | - / - | UA3GT | -18 / - | 2 | Partial |
| 08-02 20:29 | 80m | - / - | UA9LLE | -11 / - | 5 | Partial |
| 08-02 20:14 | 80m | +2 / -17 | E77EA | -12 / - | 4 | Partial |
| 08-02 20:13 | 80m | +10 / - | R1WBW | - / -9 | 2 | ✓ Confirmed |
| 08-02 19:59 | 80m | -4 / -4 | RL3F | -10 / - | 3 | ✓ Complete |
| 08-02 19:50 | 80m | -21 / -24 | RN3YN | -10 / -6 | 4 | ✓ Complete |
| 08-02 19:46 | 80m | -4 / -11 | RU6FK | -9 / -3 | 6 | Partial |
| 08-02 11:07 | 20m | -6 / - | R50RKZ | - / -2 | 2 | ✓ Confirmed |
| 08-01 20:18 | 80m | +7 / - | HA0AK | - / -18 | 3 | ✓ Confirmed |
| 08-01 20:13 | 80m | -10 / - | R35ARDF | - / -3 | 2 | Partial |
| 08-01 20:11 | 80m | +17 / - | R2FEA | - / - | 4 | Partial |
| 08-01 20:10 | 80m | +2 / - | RA3ZOM | - / - | 4 | Partial |
| 08-01 20:07 | 80m | -12 / - | PA2WCB | - / - | 4 | Partial |
| 08-01 20:05 | 80m | -6 / - | R2AKN | -16 / +8 | 3 | ✓ Verified |
| 08-01 20:02 | 80m | -16 / - | R4SCQ | - / - | 2 | ✓ Confirmed |
| 08-01 19:57 | 80m | -12 / - | RY4D | - / - | 2 | ✓ Confirmed |
| 08-01 19:50 | 40m | - / - | US1EA | -20 / - | 3 | Partial |
| 08-01 18:33 | 40m | -8 / - | R50RKZ | -22 / -2 | 3 | ✓ Verified |
| 07-27 18:57 | 40m | -4 / - | RA3BY | - / -19 | 2 | ✓ Confirmed |
| 07-26 17:06 | 40m | -16 / - | R7KM | - / -10 | 4 | Partial |
| 07-26 14:06 | 20m | - / -3 | UI6O | -21 / - | 4 | ✓ Confirmed |
| 07-26 13:59 | 20m | -5 / - | DL1R | - / - | 7 | Partial |
| 07-26 13:43 | 20m | - / - | RA3WEO | -16 / - | 2 | Partial |
| 07-26 10:56 | 20m | -16 / - | R6AAU | - / -8 | 2 | ✓ Confirmed |
| 07-26 10:52 | 20m | -14 / - | UA3ZUX | - / -4 | 3 | ✓ Confirmed |
| 07-24 19:34 | 40m | -13 / - | SM7JKW | - / -15 | 2 | Partial |
| 07-24 19:24 | 40m | -8 / - | R70OBN | - / +5 | 2 | ✓ Confirmed |
Station Log
40m
UTC dB Freq Message 184730 -12 1834 RK4HS SP0DF RR73 184745 -18 2021 SP0DF RK4HS 73 184800 -11 1756 RK4HS R2EN +02 184915 -18 2021 CQ RK4HS LO43 a1 184930 -14 1756 RK4HS R2EN -02 184945 -18 2021 CQ RK4HS LO43 185100 -23 1438 RK4HS E70NA JN93 185315 -21 2021 CQ RK4HS LO43 (x2) 185630 -9 524 RK4HS UB6OCD RR73 185730 -6 1959 RK4HS RW1C RR73 190430 -23 2022 RK4HS RV3QP R-07 191600 -11 2486 RK4HS F5MYH R-18 (x3)
80m
UTC dB Freq Message 182845 -22 1990 CQ RK4HS LO43 (x3) 183045 -13 1989 RW4HUD RK4HS RRR 183130 -24 1989 RK4HS UB3AMO KO85 183145 -19 1990 UB3AMO RK4HS -11 (x2) 183230 -24 1989 RK4HS UB3AMO 73 183245 -19 1990 UB3AMO RK4HS 73 205615 +1 782 RK4HS UB3YGA R-10 (x2) 211215 -9 2455 RK4HS F1PBZ -22 (x2) 211400 -19 1813 F1PBZ RK4HS R-20 211415 -3 2455 RK4HS F1PBZ RR73
160m
UTC dB Freq Message 194815 -12 1492 RK4HS R90UUS -07 (x2) 194945 -24 1813 RK4HS R2AKN KO96 195145 -13 2112 RK4HS R6DOB R-06 (x2) 194230 +1 2397 RK4HS RR73; RA3TOS <...> -12 194700 -8 924 RK4HS RO7A KN95 (x2) 194730 -18 1496 RK4HS RA3WY KO81 194800 -10 925 RK4HS RO7A KN95 194830 -17 1496 RK4HS RA3WY KO81 (x2) 195200 -24 1948 RK4HS RT2P -08
20m
UTC dB Freq Message 140200 -3 2669 RK4HS DL1R JN58 (x3) 140445 -18 1984 CQ RK4HS LO43 (x2) 140645 -22 1984 UI6O RK4HS -03 (x4) 110700 -1 2321 RK4HS R50RKZ -02 (x2) 125615 -19 1132 RK4HS RU3QR RR73 125930 -16 845 CQ RK4HS LO43 (x3)
10m
UTC dB Freq Message 132300 -18 1674 RK4HS RW1C -07 (x2) 112330 -20 1795 RK4HS F4FSY RR73