RT7B — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving RT7B, decoded by SO8OO in southeastern Poland. 276 related FT8 messages, 22 CQ messages, observed on 80m, 40m, 20m, 10m, across 14 UTC dates. Heard between 2026-05-14 and 2026-07-30.
These are automated observations at the SO8OO receiver, not the station's official logbook. Times are UTC. Decoder S/N describes messages received at SO8OO; inferred entity and location data may be inaccurate for portable, remote or special-event operation.
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Overview
Frequent QSO partners observed at SO8OO
Stations RT7B worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by RT7B
Approximate centre of KN96, decoded 2026-07-26 18:13 UTC. A transmitted locator is not proof of the operator's permanent location.
Observed FT8 exchanges
S/N cells show: decoded at SO8OO / report transmitted by the counterpart. An observed exchange is not a QSL or an official logbook confirmation.
| Time UTC | Band | RT7B S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-06 18:49 | 40m | -11 / - | RM8W | - / -11 | 2 | ✓ Closing fragment |
| 08-06 18:46 | 40m | -12 / - | OH0ERF | - / -16 | 2 | Partial capture |
| 07-30 21:02 | 20m | -13 / - | DS5USH | - / -15 | 2 | Partial capture |
| 07-30 20:59 | 20m | -10 / - | SP6FME | - / -11 | 2 | ✓ Closing fragment |
| 07-30 20:56 | 20m | -4 / - | K8ATL | - / -15 | 7 | ✓ Closing fragment |
| 07-30 20:51 | 20m | -6 / - | R1CF | - / - | 2 | ✓ Closing fragment |
| 07-30 20:50 | 20m | -8 / -14 | LW2EKY | -18 / -23 | 3 | Partial capture |
| 07-30 20:49 | 20m | -9 / - | CX6TU | - / -16 | 2 | ✓ Closing fragment |
| 07-26 18:15 | 40m | -12 / -7 | SP4TKA | -14 / -16 | 4 | ✓ Full exchange observed |
| 07-26 18:14 | 40m | -12 / - | UN7PPV | - / -16 | 2 | ✓ Closing fragment |
| 07-26 18:11 | 40m | -12 / -16 | SP7TF | -18 / -14 | 4 | ✓ Full exchange observed |
| 07-24 20:43 | 80m | +6 / +9 | R3YAU | -4 / -4 | 4 | ✓ Full exchange observed |
| 07-24 20:42 | 80m | 0 / - | UA4SJB | - / -17 | 2 | ✓ Closing fragment |
| 07-24 20:41 | 80m | +7 / +1 | RA9SJG | -21 / -7 | 4 | ✓ Full exchange observed |
| 07-24 20:38 | 80m | +2 / - | ES8GP | - / -4 | 2 | Partial capture |
| 07-24 20:37 | 80m | -2 / -17 | DO9BAU | +4 / -17 | 5 | ✓ Full exchange observed |
| 07-24 20:36 | 80m | 0 / - | IU1DXU | - / -18 | 2 | ✓ Closing fragment |
| 07-24 20:35 | 80m | -2 / - | YT3CD | - / -16 | 2 | Partial capture |
| 07-24 20:33 | 80m | -8 / - | ES8GP | - / +1 | 4 | Partial capture |
| 07-24 20:30 | 80m | -4 / - | YR50NADIA | - / -15 | 4 | Partial capture |
| 07-24 20:27 | 40m | -13 / -7 | PE1NPS | -12 / -18 | 4 | ✓ Full exchange observed |
| 07-24 20:26 | 40m | -13 / - | JF6XQJ | - / -16 | 2 | ✓ Closing fragment |
| 07-24 18:42 | 40m | -13 / +6 | EA5FD | -18 / -18 | 2 | Partial capture |
| 07-24 18:40 | 40m | -12 / - | R9FDM | - / -13 | 3 | ✓ Closing fragment |
| 07-24 18:39 | 40m | -11 / - | UA9FKM | - / -16 | 2 | ✓ Closing fragment |
| 07-24 18:37 | 40m | -11 / +8 | E70SZ | -10 / -11 | 5 | ✓ Full exchange observed |
| 07-24 18:35 | 40m | -10 / - | RT3K | -17 / -8 | 3 | ✓ Closing observed |
| 07-24 18:34 | 40m | -12 / - | LA9BM | - / -15 | 2 | Partial capture |
| 07-24 18:32 | 40m | -12 / -2 | S59A | +10 / -6 | 4 | ✓ Full exchange observed |
| 07-24 18:32 | 40m | -14 / - | R1QF | - / -10 | 2 | ✓ Closing fragment |
| 07-24 18:31 | 40m | - / - | PE1NPS | -8 / - | 2 | Partial capture |
| 07-24 18:29 | 40m | -12 / - | UA1RC | - / -7 | 2 | ✓ Closing fragment |
| 07-24 18:28 | 40m | -14 / -3 | RK6ABM | -17 / -6 | 5 | ✓ Full exchange observed |
| 07-24 18:27 | 40m | -11 / - | RC6OX | -9 / -13 | 4 | ✓ Closing observed |
| 07-24 18:26 | 40m | -11 / +9 | RK4FD | -6 / -6 | 9 | ✓ Full exchange observed |
| 07-24 18:24 | 40m | -8 / -11 | SM7JKW | -14 / -20 | 8 | ✓ Full exchange observed |
| 07-24 15:39 | 20m | - / - | OE6TNO | -5 / - | 3 | Partial capture |
| 07-24 15:36 | 20m | - / - | OE6TNO | 0 / - | 3 | Partial capture |
| 07-19 20:01 | 20m | -16 / - | JO4IPQ | - / -4 | 2 | Partial capture |
| 07-19 19:59 | 20m | -14 / - | CU3HN | -10 / -16 | 3 | ✓ Closing observed |
| 07-19 19:58 | 20m | -14 / - | BI6AN | - / -18 | 2 | ✓ Closing fragment |
| 07-19 19:56 | 20m | -16 / - | JA3JFT | - / -4 | 2 | ✓ Closing fragment |
| 07-19 18:40 | 80m | -8 / -1 | RW2Z | -4 / +1 | 5 | ✓ Full exchange observed |
| 07-19 18:37 | 80m | -6 / -7 | RC3D | -4 / -17 | 7 | ✓ Full exchange observed |
| 07-19 18:36 | 80m | -6 / +4 | R5BM | -17 / -5 | 8 | ✓ Full exchange observed |
| 07-19 18:35 | 80m | -6 / - | RD9FC | - / -14 | 2 | ✓ Closing fragment |
| 07-19 18:35 | 80m | - / - | RA3TVW | -10 / - | 4 | ✓ Closing fragment |
| 07-19 18:32 | 80m | -6 / - | YO5USA | -8 / -18 | 5 | ✓ Full exchange observed |
| 07-19 18:29 | 80m | -6 / -7 | R3BDQ | -10 / -7 | 4 | ✓ Full exchange observed |
| 07-19 18:27 | 80m | -7 / -3 | R6NA | +9 / -14 | 5 | ✓ Full exchange observed |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 205230 -8 1551 LW2EKY RT7B -19 205345 -18 1018 RT7B LW2EKY R-14 205530 -9 1551 N4JRZ RT7B RR73 205600 -5 1551 K8ATL RT7B -15 (x7) 205930 -15 1551 SP6FME RT7B -11 (x2) 210215 -12 1551 DS5USH RT7B -15 (x2) 171245 -17 1576 DL1R RT7B -14
UTC dB Audio Message 181230 -13 1522 SP7TF RT7B 73 181330 -10 1522 CQ RT7B KN96 181400 -13 1522 UN7PPV RT7B R-16 (x2) 181500 -13 1522 SP4TKA RT7B -16 181515 -13 2059 RT7B SP4TKA R-07 181530 -12 1522 SP4TKA RT7B RR73 181545 -14 2059 RT7B SP4TKA 73 181645 -18 1268 RT7B HB9IIO JN36 191745 -15 1522 4X5PB RT7B -18 184615 -11 1524 OH0ERF RT7B -16 (x2) 184845 -9 1524 JA6VQA RT7B RR73 184945 -11 1524 RM8W RT7B -11 (x2)
UTC dB Audio Message 203745 +1 2402 RT7B DO9BAU R-17 203800 +1 1493 DO9BAU RT7B RR73 203815 +9 2402 RT7B DO9BAU 73 203830 +0 1493 ES8GP RT7B -04 (x2) 204115 +7 2293 RA9SJG RT7B -07 204130 -18 2265 RT7B RA9SJG R+01 204145 +7 2293 RA9SJG RT7B RR73 204200 -24 2265 RT7B RA9SJG 73 204215 -2 2293 UA4SJB RT7B R-17 (x2) 204300 -8 1394 RT7B R3YAU +09 204315 +7 2293 R3YAU RT7B R-04 204330 +0 1395 RT7B R3YAU RR73 204345 +4 2293 R3YAU RT7B 73
UTC dB Audio Message 164815 -24 1549 LW2DAF RT7B -19 164945 -17 1547 F4MTU RT7B -11 075800 -14 1163 RT7B DN9SR JO30 (x7) 080230 -7 998 RT7B DL8WEM JN48 (x2) 080300 -17 1163 RT7B DN9SR JO30 (x4)
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.