KB1TZ — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving KB1TZ, decoded by SO8OO in southeastern Poland. 202 related FT8 messages, 27 CQ messages, observed on 40m, 20m, across 37 UTC dates. Heard between 2026-05-25 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 KB1TZ worked most often, as logged from our receiver:
Activity Heatmap
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 | KB1TZ S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 08-23 08:39 | 20m | - / - | DL1R | +3 / - | 9 | Partial capture |
| 08-21 21:30 | 20m | - / -16 | IV3IQY | 0 / - | 4 | Partial capture |
| 08-21 21:25 | 20m | - / - | PD2V | +10 / - | 2 | Partial capture |
| 08-08 20:36 | 20m | - / +3 | IU3BIX | +1 / - | 3 | ✓ Closing fragment |
| 08-02 05:43 | 20m | - / -15 | DL3OCF | -6 / - | 2 | ✓ Closing fragment |
| 08-02 05:41 | 20m | - / -12 | RO1M | -14 / - | 2 | Partial capture |
| 08-01 03:11 | 20m | - / -19 | UB4CJS | -9 / - | 5 | Partial capture |
| 08-01 03:09 | 20m | - / -6 | RU4SS | -9 / - | 3 | ✓ Closing fragment |
| 08-01 03:09 | 20m | - / - | R7MP | -13 / - | 2 | Partial capture |
| 07-31 03:36 | 20m | - / -12 | DL1UDO | -22 / - | 2 | Partial capture |
| 07-31 03:34 | 20m | -3 / - | HP2NG | - / +8 | 2 | ✓ Closing fragment |
| 07-31 03:31 | 20m | -6 / - | US1VM | - / -9 | 2 | ✓ Closing fragment |
| 07-31 03:29 | 20m | - / -4 | 4X1UF | -14 / - | 2 | ✓ Closing fragment |
| 07-31 03:15 | 20m | - / -4 | 4Z4DX | -14 / - | 2 | ✓ Closing fragment |
| 07-30 04:56 | 20m | - / - | RX3ASQ | -16 / - | 2 | Partial capture |
| 07-29 20:38 | 20m | - / - | 4L7T | -6 / - | 4 | Partial capture |
| 07-29 20:37 | 20m | - / - | M0KZC/P | -4 / - | 5 | Partial capture |
| 07-28 04:33 | 20m | - / - | RC6OX | -4 / - | 4 | Partial capture |
| 07-26 03:54 | 20m | - / -13 | RW4HBG | +10 / - | 2 | ✓ Closing fragment |
| 07-25 20:57 | 20m | -6 / - | RC6O | - / -14 | 3 | Partial capture |
| 07-25 04:49 | 20m | - / -15 | T77BL | -8 / - | 2 | ✓ Closing fragment |
| 07-24 03:16 | 20m | - / -14 | RK6AAC | -19 / - | 3 | ✓ Closing fragment |
| 07-23 05:39 | 20m | - / - | E74PA | -4 / - | 2 | ✓ Closing fragment |
| 07-23 00:56 | 20m | - / +4 | IK4TVP | -22 / - | 2 | Partial capture |
| 07-23 00:52 | 20m | - / -11 | CR7BUJ | -20 / - | 2 | ✓ Closing fragment |
| 07-23 00:40 | 20m | - / -10 | PD0IFI | -8 / - | 2 | Partial capture |
| 07-21 03:25 | 20m | - / -5 | UR3LM | +6 / - | 2 | ✓ Closing fragment |
| 07-21 03:23 | 20m | - / - | RA6OF | -16 / - | 2 | Partial capture |
| 07-21 03:23 | 20m | - / -15 | UT3RS | +6 / - | 3 | ✓ Closing fragment |
| 07-17 18:06 | 20m | - / -14 | IK4LZH | -8 / - | 2 | ✓ Closing fragment |
| 07-07 20:48 | 20m | - / -15 | SP4AB | -8 / - | 2 | Partial capture |
| 06-24 01:27 | 20m | -16 / - | IW2ODG | - / -2 | 2 | Partial capture |
| 06-22 20:57 | 20m | - / -11 | US7UR | -6 / - | 2 | ✓ Closing fragment |
| 06-22 20:50 | 20m | - / -13 | M7JVT | -8 / - | 2 | ✓ Closing fragment |
| 06-21 20:55 | 20m | - / -13 | M0PBG | +13 / - | 3 | ✓ Closing fragment |
| 06-21 20:50 | 20m | - / -14 | M0VGB | -6 / - | 2 | Partial capture |
| 06-18 12:04 | 20m | - / -11 | F1PSX | +4 / - | 3 | Partial capture |
| 06-18 00:17 | 40m | - / - | SV1MOZ | -20 / - | 2 | Partial capture |
| 06-17 23:08 | 20m | -20 / - | R0AW | - / -6 | 2 | Partial capture |
| 06-17 23:04 | 20m | -12 / - | K9LE | - / -3 | 2 | Partial capture |
| 06-17 23:00 | 20m | -8 / -9 | RA6OY | +14 / +6 | 10 | ✓ Full exchange observed |
| 06-13 01:53 | 20m | - / - | RN3DN | +17 / - | 3 | Partial capture |
| 06-12 00:21 | 20m | -4 / -14 | HZ1BQ | +6 / +6 | 5 | ✓ Full exchange observed |
| 06-10 00:37 | 20m | - / -17 | A92AE | +6 / - | 2 | ✓ Closing fragment |
| 06-10 00:33 | 20m | -1 / - | IK4LZH | -11 / +6 | 2 | Partial capture |
| 06-10 00:33 | 20m | +1 / - | W1LTL | - / +2 | 2 | ✓ Closing fragment |
| 06-10 00:27 | 20m | - / +4 | TA7I | +3 / - | 3 | ✓ Closing fragment |
| 06-10 00:27 | 20m | -8 / -5 | HA1BF | -20 / +2 | 4 | ✓ Full exchange observed |
| 06-09 21:30 | 20m | - / - | F4MXU | -6 / - | 2 | Partial capture |
| 06-09 21:24 | 20m | - / -11 | EA5L | -9 / - | 2 | ✓ Closing fragment |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 212645 -4 787 IV3IQY KB1TZ -08 213030 +2 788 KB1TZ IV3IQY R-16 (x4) 213715 -8 1389 KB1TZ IR7MGGC R-04 083915 +2 2659 KB1TZ DL1R JN58 (x9)
UTC dB Audio Message 001730 -21 1102 KB1TZ SV1MOZ KM17 (x2)
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.