RU4D — FT8 station from European Russia

European Russia Grid: LO21

Amateur radio station RU4D operating from European Russia (grid square LO21). 172 FT8 spots received at SO8OO WebSDR, 44 CQ calls, active on 20m, 10m, over 23 days, best SNR +15 dB. Heard between 2026-04-21 and 2026-06-09.

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Overview

172
Total spots
44
CQ calls
23
Days active
-6 dB
Avg SNR

Bands

20m 10m
First seen: 2026-04-21
Last seen: 2026-06-09 08:26 UTC

Frequent QSO partners observed at SO8OO

Stations RU4D worked most often, as logged from our receiver:

Activity Heatmap

Location

QSO Logbook (as observed from SO8OO)

Format: our rx / partner reports

TimeBandRU4DPartnerPartner SNRMsgs
06-09 10:22 20m +13 / +1 RN6LPC -4 / - 6 ✓ Complete
06-09 10:22 20m - / -10 PD8RUK -2 / - 3 Partial
06-09 06:11 20m - / - IQ9BF -14 / - 2 Partial
06-09 06:07 20m +4 / -6 IK4RVY -6 / - 3 ✓ Verified
06-09 06:01 20m -5 / -6 RA1OD -6 / -3 4 ✓ Complete
06-09 05:49 20m +2 / -10 R6DYK -7 / -13 2 Partial
06-09 05:46 20m - / -12 TI5RR -10 / - 2 Partial
06-09 05:45 20m - / -14 <...> -16 / - 2 Partial
06-09 05:39 20m - / -6 EA5ET -16 / - 4 ✓ Confirmed
06-09 05:29 20m - / -17 CR7BRV -14 / - 2 Partial
06-09 05:23 20m - / -15 TN8GD -8 / - 4 ✓ Confirmed
06-09 05:23 20m -7 / - MI7RDK - / -15 2 ✓ Confirmed
06-09 05:21 20m - / -16 TI5RR -9 / - 3 Partial
06-09 05:18 20m - / -22 TY5AD -11 / - 2 Partial
06-09 05:16 20m +1 / -9 SV1EAG -11 / -16 4 ✓ Complete
06-08 15:47 20m - / - RA9LL -20 / - 3 Partial
06-08 15:34 20m - / -13 R9OX -16 / - 2 Partial
06-08 15:31 20m +2 / -2 SV1ENG -12 / -6 4 ✓ Complete
06-08 15:27 20m -22 / -9 M0VTS -21 / -6 5 ✓ Complete
06-08 14:26 20m - / -12 UA0TP -3 / - 2 Partial
06-08 14:22 20m - / -14 YB5NHD -4 / - 2 Partial
06-08 14:16 20m - / -14 YB5WIR -8 / - 3 Partial
06-08 14:12 20m - / -18 BD5CAM -2 / - 2 Partial
06-08 14:08 20m -6 / -18 EA3HKA -4 / -24 3 ✓ Complete
06-08 14:03 20m -2 / -12 IQ9NI -5 / -11 4 ✓ Complete
06-08 14:01 20m - / -15 YB5NHD -6 / - 2 Partial
06-08 13:59 20m -10 / - G4YLJ - / - 2 ✓ Confirmed
06-08 13:57 20m - / -6 A65DF -6 / - 2 ✓ Confirmed
06-06 14:46 20m - / +1 A61OK -3 / - 2 Partial
06-06 14:44 20m - / -12 DH5BO -3 / - 3 ✓ Confirmed
06-06 14:41 20m -8 / -9 <...> -4 / -11 9 Partial
06-06 14:18 20m -18 / - ON3BLC - / -19 2 Partial
06-06 14:06 20m -7 / - TM1LHL - / -11 2 ✓ Confirmed
06-06 14:00 20m - / -2 A61OK -8 / - 2 Partial
06-06 04:55 20m - / +9 SM2LIY -14 / - 2 ✓ Confirmed
06-05 12:21 20m -6 / - UB6LLI - / -10 2 Partial
06-05 12:16 20m -6 / -12 <...> -17 / -9 2 Partial
06-05 12:12 20m - / -13 G3EFG -10 / - 2 Partial
06-05 12:11 20m - / -15 <...> -8 / - 2 Partial
06-05 06:01 20m - / -2 G0BLB -3 / - 4 Partial
06-05 05:43 20m - / -12 R9HEP -6 / - 3 ✓ Confirmed
06-05 05:39 20m - / -5 UA3WG -5 / - 3 ✓ Confirmed
06-05 05:36 20m - / -10 NJ0F +3 / - 2 Partial
06-05 05:34 20m - / -7 A61OK -2 / - 2 Partial
06-05 05:33 20m - / -11 NJ0F -1 / - 2 Partial
06-05 05:31 20m - / -17 W2YR +5 / - 3 Partial
06-05 05:14 20m - / -4 EW4DX -18 / - 2 Partial
06-04 15:32 20m - / -18 VE7SA +4 / - 3 Partial
06-04 15:23 20m -12 / -10 DG9SEH +5 / -15 4 ✓ Complete
06-04 15:22 20m - / -12 MI7XHT +7 / - 2 ✓ Confirmed

Station Log

20m 
UTC    dB  Freq  Message
061045  -8 1882  CQ RU4D LO21
061115 -14 1919  IQ9BF RU4D LO21 (x2)
102200  -5 2052  PD8RUK RU4D -10 (x2)
102245 +10 2052  RU4D RN6LPC LN17
102300  +0 2052  PD8RUK RU4D -10
102330  -1 2052  RN6LPC RU4D +01 (x2)
102415 +15 2051  RU4D RN6LPC R+18
102430  -5 2052  RN6LPC RU4D RR73
102445 +15 2051  RU4D RN6LPC 73
102630  -4 2052  CQ RU4D LO21 (x2)
102800  -8 2052  RY9W RU4D RR73
10m 
UTC    dB  Freq  Message
095600  -1 2733  RU4D RA9LL 73
095630 +11 1666  RU4D PI4DX R-13 (x2)

SNR History by Band