UI4H — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving UI4H, decoded by SO8OO in southeastern Poland. 98 related FT8 messages, observed on 160m, 80m, 40m, 20m, 10m, across 21 UTC dates. Heard between 2026-05-26 and 2026-08-22.
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 UI4H 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 | UI4H S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 07-31 18:43 | 80m | -4 / - | UB0SMX/P | - / -17 | 3 | Partial capture |
| 07-29 02:30 | 40m | - / -5 | R6OP | -8 / - | 2 | ✓ Closing fragment |
| 07-28 18:01 | 40m | - / -16 | R7OF | -14 / - | 2 | ✓ Closing fragment |
| 07-23 12:09 | 10m | - / -10 | F5GPE | -22 / - | 2 | Partial capture |
| 07-23 06:32 | 10m | - / -3 | R1WBJ | -11 / - | 2 | ✓ Closing fragment |
| 07-21 13:31 | 20m | - / - | F4HSB | -21 / - | 3 | Partial capture |
| 07-17 18:37 | 80m | +2 / -4 | UB0SMX/P | -4 / -12 | 4 | ✓ Full exchange observed |
| 07-17 17:32 | 80m | - / +3 | RA7T | -9 / - | 2 | ✓ Closing fragment |
| 07-17 17:01 | 40m | - / -6 | RT6O | -18 / - | 2 | ✓ Closing fragment |
| 07-17 16:52 | 40m | - / -16 | RA6OD | -17 / - | 2 | ✓ Closing fragment |
| 07-15 18:02 | 80m | - / -8 | RC6OD | +8 / - | 2 | ✓ Closing fragment |
| 07-14 10:54 | 10m | - / - | RG6S | -14 / - | 2 | ✓ Closing fragment |
| 07-09 16:48 | 80m | - / +3 | UT7IF | -17 / - | 2 | ✓ Closing fragment |
| 07-09 10:11 | 10m | - / -16 | EB5HRZ | -14 / - | 4 | Partial capture |
| 07-09 06:43 | 10m | - / - | RN6MA | -16 / - | 2 | ✓ Closing fragment |
| 07-03 20:10 | 40m | - / - | RA3VX | -15 / - | 3 | Partial capture |
| 07-03 20:05 | 40m | - / -11 | RC6O | 0 / - | 4 | Partial capture |
| 07-03 17:26 | 40m | - / +5 | R7OP | -9 / - | 2 | ✓ Closing fragment |
| 07-02 16:18 | 20m | -5 / - | RO6OY | - / -3 | 3 | ✓ Closing fragment |
| 07-02 15:36 | 20m | -16 / - | RO6OY | - / +8 | 2 | Partial capture |
| 06-22 03:44 | 20m | -13 / - | RD0B/P | - / -16 | 2 | Partial capture |
| 06-22 02:37 | 40m | - / - | R6OW | -12 / - | 2 | ✓ Closing fragment |
| 06-21 11:01 | 10m | - / 0 | RV6HE | -22 / - | 3 | Partial capture |
| 06-21 09:33 | 10m | - / +5 | RA6ZA | -3 / - | 2 | ✓ Closing fragment |
| 06-14 07:01 | 10m | - / -9 | RJ6ON | +6 / - | 2 | Partial capture |
| 06-14 06:38 | 10m | - / - | RJ6OW | -11 / - | 2 | ✓ Closing fragment |
| 06-13 08:32 | 10m | - / -18 | UA6HGM | -5 / - | 3 | ✓ Closing fragment |
| 06-13 06:24 | 10m | - / 0 | RV6LN | +7 / - | 2 | ✓ Closing fragment |
| 06-13 05:53 | 10m | -12 / - | UB3FCS | -19 / -16 | 2 | ✓ Closing observed |
| 06-09 17:37 | 40m | -8 / - | UB6OCD | - / 0 | 3 | ✓ Closing fragment |
| 06-07 18:58 | 40m | - / -6 | RK6ZH | -10 / - | 2 | ✓ Closing fragment |
| 06-06 11:18 | 10m | -21 / -4 | RL3K | +5 / - | 4 | ✓ Closing observed |
| 06-06 11:17 | 10m | -15 / - | UB3BGR | - / 0 | 3 | ✓ Closing fragment |
| 06-06 09:39 | 10m | - / -3 | RC6ZG | -10 / - | 2 | ✓ Closing fragment |
| 06-04 07:17 | 10m | -7 / - | OJ0MN | - / - | 2 | Partial capture |
| 05-27 03:23 | 20m | 0 / - | R6SJ | - / -19 | 2 | Partial capture |
| 05-26 12:47 | 20m | - / -7 | UB5O/M | -9 / - | 3 | Partial capture |
| 05-26 09:27 | 10m | - / -5 | RC6OZ | +3 / - | 2 | ✓ Closing fragment |
| 05-26 09:21 | 10m | - / -3 | R6OD | +5 / - | 3 | ✓ Closing fragment |
| 05-26 09:04 | 10m | - / -3 | R3ICU | -14 / - | 3 | ✓ Closing fragment |
| 05-26 09:04 | 10m | -10 / -3 | R6OE | -6 / +7 | 2 | Partial capture |
| 05-26 09:02 | 10m | -14 / -1 | RZ5D | -17 / 0 | 2 | Partial capture |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 200800 +1 557 UI4H RC6O R-12 201030 -14 1304 UI4H RA3VX LO06 (x3) 165215 -16 1518 UI4H RA6OD R-16 (x2) 170115 -17 1627 UI4H RT6O R-06 (x2) 175945 -3 2677 UI4H RT6Z R-12 180115 -15 1370 UI4H R7OF R-16 (x2) 023030 -3 1052 UI4H R6OP R-05 (x2) 162130 -24 2646 UI4H UA3DPM KO95 162615 -15 1296 UF4S/P UI4H -07
UTC dB Audio Message 101215 -13 2358 UI4H EB5HRZ IM99 (x3) 105415 -17 1122 UI4H RG6S R+21 (x2) 065115 -13 1187 UI4H RC7LX -08 103400 -20 2040 UI4H UB6OCP R+00 060600 -18 2100 UI4H RA1N R+01 060630 -12 689 UI4H RA6ATZ R-13 063215 -12 1584 UI4H R1WBJ R-03 (x2) 120900 -20 1724 UI4H F5GPE JN25 (x2) 153400 -20 1779 UI4H UA3GT -15 072430 -5 707 UI4H UA6HBJ R-01
UTC dB Audio Message 180230 +8 807 UI4H RC6OD R-08 (x2) 173215 -10 2062 UI4H RA7T R+03 (x2) 183730 +4 518 UB0SMX/P UI4H -12 183745 -2 463 UI4H UB0SMX/P R-04 183800 +0 518 UB0SMX/P UI4H RR73 183815 -7 463 UI4H UB0SMX/P 73 171830 -17 1394 R0AH UI4H RR73 171930 -15 1393 RC9WC UI4H 73 184345 -5 479 UB0SMX/P UI4H -17 (x5)
UTC dB Audio Message 085800 -24 1558 UI4H <...> R-08 (x2) 032430 -8 480 RA0WBI UI4H -16 034445 -6 481 RD0B/P UI4H -16 (x2) 153600 -17 1158 RO6OY UI4H +08 (x5) 133145 -22 1733 UI4H F4HSB JN37 (x3) 034115 -15 2529 <...> UI4H -16 (x2)
UTC dB Audio Message 201830 -19 1563 UI4H RM5F KO85
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.