RX4SA — FT8 station from European Russia

European Russia Grid: ?

Amateur radio station RX4SA operating from European Russia. 969 FT8 spots received at SO8OO WebSDR, 297 CQ calls, active on 80m, 40m, 20m, 10m, over 31 days, best SNR +20 dB. Heard between 2026-05-06 and 2026-06-13.

FT8DB and SO8OO WebSDR are a hobby project maintained solo. ☕ Buy me a coffee

Overview

969
Total spots
297
CQ calls
31
Days active
-7 dB
Avg SNR

Bands

80m 40m 20m 10m
First seen: 2026-05-06
Last seen: 2026-06-13 18:27 UTC

Activity Heatmap

Location

QSO Logbook (as observed from SO8OO)

Format: our rx / partner reports

TimeBandRX4SAPartnerPartner SNRMsgs
06-13 18:31 40m -2 / - EW8HP - / -2 2 ✓ Confirmed
06-12 18:30 40m -10 / - R1TAX - / -4 4 Partial
06-12 18:29 40m -4 / - UE6DR - / -9 3 ✓ Confirmed
06-10 17:13 40m -12 / - UE7DR - / -9 2 ✓ Confirmed
06-10 13:35 20m - / -10 RV0APH -6 / - 3 ✓ Confirmed
06-10 13:05 20m -1 / +4 UE6RU 0 / - 7 ✓ Verified
06-10 13:01 20m -1 / +4 UE6DR -4 / +10 7 ✓ Complete
06-10 12:57 20m +2 / -5 UE6DR -6 / +1 6 ✓ Complete
06-10 12:51 20m +1 / -6 UE7DR +4 / -3 7 ✓ Complete
06-07 22:35 80m - / -12 RV3DBV -13 / - 3 ✓ Confirmed
06-07 22:33 40m - / - A61CK -13 / - 3 Partial
06-07 22:31 40m - / - DD1RK -14 / - 2 Partial
06-07 22:29 40m -17 / - LB9ZG - / -1 2 ✓ Confirmed
06-07 22:21 20m -10 / - UI5A - / -6 2 ✓ Confirmed
06-07 16:51 40m -21 / - RV6BT - / -3 3 ✓ Confirmed
06-07 16:49 40m -17 / - RA3TK - / - 2 ✓ Confirmed
06-06 18:47 80m -16 / - UF6VX -14 / -12 4 Partial
06-06 15:48 40m -12 / - R2APC/P - / -1 2 ✓ Confirmed
06-06 15:37 20m - / - IU6OEI 0 / - 4 Partial
06-06 11:01 10m -16 / - RZ5D - / +3 3 ✓ Confirmed
06-06 10:59 10m +2 / - RN7A - / -11 2 Partial
06-05 19:10 40m +10 / - RD3FY - / -15 2 ✓ Confirmed
06-05 17:34 80m -5 / - RA3X -19 / - 5 ✓ Verified
06-04 19:12 80m -20 / +3 R4DB -16 / - 3 ✓ Verified
06-04 17:16 20m - / - YO3CHE +1 / - 7 Partial
06-04 17:14 20m - / - R8AIJ -7 / - 2 Partial
06-04 17:09 20m - / - HF6W -2 / - 2 ✓ Confirmed
06-04 17:07 20m - / - KL7RW -3 / - 4 Partial
06-04 17:05 20m - / -7 <...> -2 / - 3 Partial
06-04 16:57 20m +4 / -8 IQ9USG +7 / -12 7 ✓ Complete
06-04 16:55 20m -11 / -14 <...> +2 / -12 3 Partial
06-04 09:31 10m -2 / - RA3ZH - / -6 3 ✓ Confirmed
06-04 09:19 10m +11 / +3 RZ3Z -18 / -7 4 ✓ Complete
06-04 08:26 10m - / -4 RW4Z -18 / - 4 Partial
06-04 08:23 10m - / - <...> -21 / - 3 Partial
06-04 06:07 20m -5 / - UN0GY - / +5 3 ✓ Confirmed
06-04 05:00 40m -18 / - R2EA - / -12 2 ✓ Confirmed
06-02 17:34 40m -12 / - US1EA - / - 2 ✓ Confirmed
06-02 17:07 20m - / -18 UB6LLI -22 / - 2 ✓ Confirmed
06-02 17:04 20m -2 / - SV5BYP - / - 3 ✓ Confirmed
06-02 16:56 20m - / -14 IQ0OS -18 / - 2 ✓ Confirmed
06-02 16:27 20m -10 / - US1EA - / - 2 Partial
06-02 16:21 20m - / - YB8HSL -11 / - 8 Partial
06-02 16:16 20m - / -13 UF6VX -19 / - 3 ✓ Confirmed
06-02 16:14 20m - / - 3B8GL -21 / - 2 Partial
06-02 16:02 20m - / -12 BA6IM -20 / - 2 ✓ Confirmed
06-02 15:54 20m - / - LB3HK -23 / - 2 Partial
06-02 15:52 20m - / -4 UB9USV -20 / - 2 ✓ Confirmed
06-02 15:43 20m - / -10 SP2EWQ -20 / - 6 ✓ Confirmed
06-02 15:37 20m - / - RG3M -17 / - 3 Partial

Station Log

80m
UTC    dB  Freq  Message
173645  -3 1739  RX4SA RA3X RR73
184730 -12 1618  UF6VX RX4SA LO36
184745 -13 2244  RX4SA UF6VX -12
184800 -16 1618  UF6VX RX4SA LO36
184815 -20 2244  RX4SA UF6VX -13
184945 -24 1618  UC1Q RX4SA LO36
185200  -6 1269  RX4SA UI5A KO85
185345 -24 1618  CQ RX4SA LO36 (x2)
185600  -8 1814  RX4SA DO2ANW JN57
223530 -14 2240  RV3DBV RX4SA LO36 (x3)
180715  +2 2900  RX4SA UE26RUS -05
202730  -7 1046  RX4SA R2026RU -03
40m
UTC    dB  Freq  Message
183000  -2  879  RX4SA UE6DR RR73
183030 -10  595  RX4SA R1TAX KO58 (x4)
183145  -3 2370  RX4SA EW8HP -02 (x2)
183415 -15 2258  R3LDH RX4SA LO36
183745 -16 2258  CQ RX4SA LO36 (x7)
20m
UTC    dB  Freq  Message
130830  +6 1057  RX4SA R2026RU -02
130845  +5 2163  <...> RX4SA R+01
131530  -5  907  RX4SA RR73; LA2GCA <...> +00
133115  -5 1967  CQ RX4SA LO36 (x8)
133545  -9 1967  RV0APH RX4SA R-10 (x3)
175645  -2 1969  UE0DR RX4SA LO36
10m
UTC    dB  Freq  Message
091945 -17 1560  RZ3Z RX4SA RR73
092045 -24 1560  CQ RX4SA LO36
092100 -14 1559  RX4SA RA3LBW KO64
092630 -11 1748  RX4SA RA3WJR KO81
093130  -1 1560  RX4SA RA3ZH KO81 (x3)
105600  -8 1941  RX4SA RZ6CO LN04
105700 -14 2238  RX4SA RR73; R2DRE <...> +06
105900  +3  557  RX4SA RN7A -11 (x2)
110100 -20 1540  RX4SA RZ5D +03 (x3)
110700 -12 1130  RX4SA R6OU RR73

SNR History by Band