JH7DFZ — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving JH7DFZ, decoded by SO8OO in southeastern Poland. 215 related FT8 messages, 4 CQ messages, observed on 40m, 20m, 10m, across 33 UTC dates. Heard between 2026-05-28 and 2026-08-23.
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 JH7DFZ worked most often, as logged from our receiver:
Activity Heatmap
Locator transmitted by JH7DFZ
Approximate centre of QM07, decoded 2026-08-23 22:00 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 | JH7DFZ S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-22 21:15 | 20m | - / -19 | F4JYC | +5 / - | 9 | ✓ Closing fragment |
| 08-22 21:12 | 20m | - / - | F5NNN | -7 / - | 4 | Partial capture |
| 08-22 21:07 | 20m | - / 0 | OZ1BW | +5 / - | 3 | ✓ Closing fragment |
| 08-22 20:54 | 20m | - / -17 | CT1DTM | -3 / - | 5 | Partial capture |
| 08-22 20:53 | 20m | - / -21 | CT1BFP | +1 / - | 13 | ✓ Closing fragment |
| 08-22 20:45 | 20m | - / - | IV3FHI | +2 / - | 4 | Partial capture |
| 08-22 20:45 | 20m | - / -19 | M8HAG | +6 / - | 2 | ✓ Closing fragment |
| 08-21 21:11 | 20m | - / -12 | S52SY | -4 / - | 2 | Partial capture |
| 08-21 21:04 | 20m | - / -12 | ON5GQ | +7 / - | 4 | ✓ Closing fragment |
| 08-21 20:56 | 20m | - / -21 | DB9LG | +5 / - | 8 | Partial capture |
| 08-21 20:54 | 20m | - / -12 | EA5JLB | -2 / - | 3 | ✓ Closing fragment |
| 08-21 20:54 | 20m | - / -16 | IZ3SQT | -12 / - | 2 | Partial capture |
| 08-21 20:51 | 20m | - / - | CT2KCK | -9 / - | 3 | Partial capture |
| 08-19 21:21 | 20m | - / -8 | S56UVB | -13 / - | 3 | ✓ Closing fragment |
| 08-19 21:15 | 20m | - / - | I8OHQ | -8 / - | 5 | ✓ Closing fragment |
| 08-19 14:03 | 20m | - / -15 | DH9DR | -13 / - | 2 | ✓ Closing fragment |
| 08-17 20:29 | 20m | - / -15 | EA3RT | -4 / - | 2 | ✓ Closing fragment |
| 08-16 13:59 | 20m | - / -11 | UA3ZAB | -10 / - | 2 | ✓ Closing fragment |
| 08-15 13:03 | 20m | - / -14 | SA3GER | -6 / - | 2 | ✓ Closing fragment |
| 08-14 21:13 | 20m | - / -14 | DL1R | 0 / - | 6 | ✓ Closing fragment |
| 08-14 21:08 | 20m | - / -15 | DL1IP | -4 / - | 3 | ✓ Closing fragment |
| 08-12 20:44 | 20m | - / -10 | EA3EDU | -6 / - | 8 | Partial capture |
| 08-12 20:43 | 20m | - / -15 | PD0U | -10 / - | 4 | ✓ Closing fragment |
| 08-10 20:35 | 20m | - / -9 | ON4AZR | -15 / - | 3 | ✓ Closing fragment |
| 08-10 20:28 | 20m | - / -11 | DL1R | -5 / - | 10 | Partial capture |
| 08-10 14:04 | 20m | - / -11 | OY5T | -20 / - | 2 | ✓ Closing fragment |
| 08-09 21:13 | 20m | - / -20 | EA3GKE/QRP | -20 / - | 3 | Partial capture |
| 08-07 22:02 | 20m | - / -17 | GM4SJB | -12 / - | 3 | Partial capture |
| 08-05 20:44 | 20m | - / -13 | F4HTW | -6 / - | 2 | ✓ Closing fragment |
| 08-05 20:22 | 20m | - / -12 | F1ODM | -5 / - | 2 | ✓ Closing fragment |
| 08-04 22:17 | 20m | - / -9 | OK1KKI | +4 / - | 2 | ✓ Closing fragment |
| 08-04 09:01 | 20m | - / -19 | DH1JG | -12 / - | 4 | ✓ Closing fragment |
| 08-03 20:26 | 40m | - / -18 | SV9GPV | -12 / - | 2 | Partial capture |
| 07-16 21:12 | 20m | - / -15 | EG5SJO | 0 / - | 2 | ✓ Closing fragment |
| 07-13 05:41 | 20m | - / - | EA5HEU | -17 / - | 3 | Partial capture |
| 07-06 08:36 | 20m | - / -21 | <...> | -16 / - | 3 | Partial capture |
| 06-26 21:19 | 20m | - / -18 | OD5ZF | -10 / - | 2 | ✓ Closing fragment |
| 06-25 12:39 | 20m | - / - | RA6OV | -6 / - | 2 | ✓ Closing fragment |
| 06-24 20:58 | 20m | - / -15 | DL7GAL | -2 / - | 6 | ✓ Closing fragment |
| 06-24 20:55 | 20m | - / - | UT5MD | +8 / - | 2 | Partial capture |
| 06-24 20:53 | 20m | - / -12 | IT9CMZ | -17 / - | 4 | ✓ Closing fragment |
| 06-19 22:18 | 20m | -16 / - | D4OL | - / - | 3 | Partial capture |
| 06-19 22:04 | 20m | -17 / - | MM0JJU | - / - | 2 | Partial capture |
| 06-14 19:38 | 20m | - / - | HB9EKJ | -7 / - | 2 | ✓ Closing fragment |
| 06-14 19:37 | 20m | - / -14 | EA7ALL | +14 / - | 6 | ✓ Closing fragment |
| 06-14 19:37 | 20m | - / - | DK1MCS | -1 / - | 5 | Partial capture |
| 06-13 08:27 | 20m | - / -18 | R2026RU | -10 / - | 2 | Partial capture |
| 06-12 22:20 | 20m | - / -13 | 9A2RD | +16 / - | 5 | Partial capture |
| 06-10 22:20 | 20m | - / -9 | IQ7PU | -5 / - | 2 | ✓ Closing fragment |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 211600 +6 1577 JH7DFZ F4JYC JN13 (x7) 120415 -2 1921 JH7DFZ DL1TRK JO63 214115 -9 1252 M8CMG JH7DFZ QM07 (x2) 214945 -12 1252 CQ JH7DFZ QM07 (x4) 220030 -15 1252 9K2KU JH7DFZ QM07
UTC dB Audio Message 121430 -23 1391 JH7DFZ 7Q3AM +03 111630 -8 1339 JH7DFZ 7Q7CT -01 083345 -16 1573 JH7DFZ SV9MBL RRR
UTC dB Audio Message 202600 -12 2319 JH7DFZ SV9GPV -18 (x2)
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.