R4AC — FT8 station from European Russia
Amateur radio station R4AC operating from European Russia (grid square LN28). 355 FT8 spots received at SO8OO WebSDR, 178 CQ calls, active on 40m, 20m, 10m, over 6 days, best SNR +21 dB. Heard between 2026-04-22 and 2026-05-24.
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Overview
355
Total spots
178
CQ calls
6
Days active
+1 dB
Avg SNR
Bands
20m
40m
10m
First seen: 2026-04-22
Last seen: 2026-05-24 11:15 UTC
Last seen: 2026-05-24 11:15 UTC
Frequent QSO partners observed at SO8OO
Stations R4AC worked most often, as logged from our receiver:
Activity Heatmap
Location
QSO Logbook (as observed from SO8OO)
Format: our rx / partner reports
| Time | Band | R4AC | Partner | Partner SNR | Msgs | |
|---|---|---|---|---|---|---|
| 05-24 13:16 | 10m | - / -12 | <...> | +4 / - | 3 | Partial |
| 05-24 13:12 | 10m | -2 / +2 | A41ZZ | +7 / - | 4 | ✓ Verified |
| 05-24 13:05 | 10m | -17 / - | ON3RT | - / - | 6 | Partial |
| 05-24 13:03 | 10m | -5 / - | R6LFO | - / - | 3 | Partial |
| 05-24 13:01 | 10m | - / +1 | UR5TMZ | +2 / - | 3 | ✓ Confirmed |
| 05-24 12:51 | 10m | - / -15 | ZS3SG | +4 / - | 2 | Partial |
| 05-23 09:58 | 20m | - / +6 | UA1AEL | +6 / - | 2 | ✓ Confirmed |
| 05-23 09:56 | 20m | -12 / -10 | RA6OD | +7 / -6 | 5 | ✓ Complete |
| 05-23 09:54 | 20m | - / -19 | DL1YS | +10 / - | 2 | Partial |
| 05-23 09:47 | 20m | -14 / - | S55A | - / - | 2 | Partial |
| 05-23 09:40 | 20m | - / -17 | G0ACQ | +12 / - | 7 | ✓ Confirmed |
| 05-23 09:27 | 20m | +10 / -19 | E70SZ | +2 / -1 | 5 | ✓ Complete |
| 05-23 09:20 | 20m | - / -2 | YM7KK | +8 / - | 4 | ✓ Confirmed |
| 05-23 08:54 | 20m | -4 / - | G8IXM | - / - | 2 | Partial |
| 05-23 08:54 | 20m | +1 / -17 | M7TUP | -2 / -8 | 3 | Partial |
| 05-23 08:51 | 20m | - / -19 | PD0JOY | +7 / - | 2 | ✓ Confirmed |
| 05-23 08:47 | 20m | - / -18 | UA9UFG | +6 / - | 4 | ✓ Confirmed |
| 05-23 08:46 | 20m | +8 / - | RW6MZ | - / - | 2 | Partial |
| 05-23 08:46 | 20m | -16 / - | G8IXM | - / - | 2 | Partial |
| 05-23 08:44 | 20m | -4 / - | F6BHK | - / - | 2 | Partial |
| 05-23 08:39 | 20m | - / -8 | I2SIP | +3 / - | 3 | ✓ Confirmed |
| 05-23 08:37 | 20m | +8 / +7 | I2KBD | +8 / -8 | 5 | ✓ Complete |
| 05-23 08:35 | 20m | - / -15 | R3LDF | +10 / - | 2 | ✓ Confirmed |
| 05-23 08:32 | 20m | -18 / -17 | CT1BFP | +13 / - | 7 | Partial |
| 05-23 08:21 | 20m | - / -18 | SQ5WBW | +6 / - | 2 | ✓ Confirmed |
| 05-23 08:18 | 20m | - / -13 | UB8QBY | +12 / - | 2 | ✓ Confirmed |
| 05-23 08:13 | 20m | -1 / - | DF9ML | +15 / - | 8 | ✓ Verified |
| 05-23 08:13 | 20m | +3 / - | R2DRY | - / - | 2 | Partial |
| 05-23 08:07 | 20m | -17 / -15 | M9INN | +4 / - | 3 | ✓ Verified |
| 05-23 08:04 | 20m | +11 / - | SV2HXV | +2 / - | 3 | ✓ Verified |
| 05-23 07:58 | 20m | +3 / -17 | PD0TDK | +14 / -11 | 9 | ✓ Complete |
| 05-23 07:57 | 20m | +1 / - | ON1JP | - / -4 | 4 | Partial |
| 05-23 07:53 | 20m | -2 / -8 | RV6K | +9 / -3 | 5 | ✓ Complete |
| 05-23 07:46 | 20m | +2 / - | EU1FQ | - / - | 3 | Partial |
| 05-23 07:44 | 20m | - / -5 | SQ9SET | +6 / - | 5 | ✓ Confirmed |
| 05-23 07:38 | 20m | +1 / -12 | RZ7KR | +9 / -10 | 4 | ✓ Complete |
| 05-23 07:37 | 20m | +10 / -8 | IK4LZH | +4 / +1 | 6 | ✓ Complete |
| 05-23 07:36 | 20m | - / -11 | R1BQC | +3 / - | 2 | ✓ Confirmed |
| 05-23 07:34 | 20m | -9 / -19 | M0XAN | +10 / - | 2 | Partial |
| 05-23 07:31 | 20m | - / -5 | PD2WL | +14 / - | 2 | ✓ Confirmed |
| 05-23 07:27 | 20m | +12 / - | RA6FC | - / - | 2 | Partial |
| 05-23 07:26 | 20m | -3 / -14 | MM7CEH | +10 / -18 | 7 | ✓ Complete |
| 05-22 19:40 | 20m | -11 / - | IV3KAS | - / - | 2 | ✓ Confirmed |
| 05-22 19:36 | 20m | - / -5 | SN4K | -12 / - | 3 | Partial |
| 05-22 19:20 | 20m | -4 / - | G8RZ | - / -14 | 7 | ✓ Confirmed |
| 05-22 19:10 | 20m | -5 / - | EA3DYI | - / - | 4 | ✓ Confirmed |
| 05-22 19:10 | 20m | +9 / - | TA7ARH | - / -11 | 3 | ✓ Confirmed |
| 05-22 18:42 | 20m | - / -3 | SV1JSS | +16 / - | 4 | ✓ Confirmed |
| 05-22 18:30 | 20m | +1 / - | IK4TVP | - / -10 | 4 | Partial |
| 05-22 18:29 | 20m | +10 / - | DK5CW | - / - | 2 | Partial |
Station Log
10m
UTC dB Freq Message 130915 +0 2282 CQ R4AC LN28 130945 -17 1687 R4AC ON3RT JO20 130945 +5 2282 <...> R4AC -09 131045 +10 2282 CQ R4AC LN28 (x3) 131215 +5 2282 A41ZZ R4AC R+02 (x2) 131300 -2 923 R4AC A41ZZ RR73 131315 +6 2282 A41ZZ R4AC 73 131445 -3 2282 CQ R4AC LN28 a1 (x2) 131615 +3 2282 <...> R4AC -12 (x3)
20m
UTC dB Freq Message 094815 -15 872 R4AC S55A JN65 094830 +11 645 DL1YS R4AC -19 (x3) 095630 +6 2084 CQ R4AC LN28 095645 -10 2084 R4AC RA6OD KN97 095700 +3 2084 RA6OD R4AC -10 095715 -12 2085 R4AC RA6OD R-06 095730 +11 2084 RA6OD R4AC RR73 095745 -13 2085 R4AC RA6OD 73 095800 +9 2084 CQ R4AC LN28 095830 +4 2084 UA1AEL R4AC R+06 (x2) 100100 +11 2084 CQ R4AC LN28 (x2)
40m
UTC dB Freq Message 171615 -6 2839 R4AC SM7RHI JO75 171630 -1 887 CQ R4AC LN29 171645 -2 2839 R4AC SM7RHI JO75 171700 +8 887 CQ R4AC LN29 (x2) 171800 +11 887 UB5MCS R4AC -21 171815 -6 1638 R4AC IK4LZH JN54 171830 +7 887 UB5MCS R4AC RR73 171845 -3 1638 R4AC IK4LZH JN54 171900 +11 887 CQ R4AC LN29 a1 171915 -5 1638 R4AC IK4LZH JN54 171930 +12 887 IK4LZH R4AC -17 171945 -7 1638 R4AC IK4LZH R-05 172030 +11 887 IK4LZH R4AC 73 172130 +9 887 CQ R4AC LN29