7Z1CB — FT8 activity observed at SO8OO
Receiver-side FT8 activity involving 7Z1CB, decoded by SO8OO in southeastern Poland. 2,199 related FT8 messages, 439 CQ messages, observed on 40m, 20m, 10m, across 39 UTC dates. Heard between 2026-05-09 and 2026-07-29.
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.
FT8DB and SO8OO WebSDR are a hobby project maintained solo. ☕ Buy me a coffee
Overview
Frequent QSO partners observed at SO8OO
Stations 7Z1CB 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 | 7Z1CB S/N | Counterpart | Counterpart S/N | Msgs | Capture |
|---|---|---|---|---|---|---|
| 07-29 19:36 | 20m | - / -4 | YU7VK | -16 / - | 2 | ✓ Closing fragment |
| 07-29 16:26 | 20m | - / +7 | F1PBZ | -9 / - | 3 | Partial capture |
| 07-29 16:11 | 10m | - / +1 | CT3KN | -16 / - | 3 | ✓ Closing fragment |
| 07-24 19:09 | 20m | - / - | SP3JHZ | -1 / - | 3 | Partial capture |
| 07-21 18:19 | 20m | - / -9 | R8OAE | -6 / - | 3 | ✓ Closing fragment |
| 07-21 18:12 | 20m | - / - | EW1MN | +2 / - | 2 | Partial capture |
| 07-21 18:12 | 20m | - / -19 | F1PBZ | 0 / - | 2 | Partial capture |
| 07-21 18:03 | 20m | - / 0 | CN2DX | -8 / - | 2 | ✓ Closing fragment |
| 07-21 17:54 | 20m | - / +5 | DK9NP | +1 / - | 2 | ✓ Closing fragment |
| 07-21 17:49 | 20m | - / - | YO6QDY | -10 / - | 2 | Partial capture |
| 07-21 17:44 | 20m | - / -17 | PA5TON | -10 / - | 2 | Partial capture |
| 07-21 17:40 | 20m | - / -10 | DK5DW | -10 / - | 2 | ✓ Closing fragment |
| 07-21 17:37 | 20m | - / -7 | F1PPH | -14 / - | 4 | ✓ Closing fragment |
| 07-21 17:21 | 20m | - / -9 | DL1R | 0 / - | 10 | Partial capture |
| 07-14 15:36 | 20m | - / - | OE9RWH | -14 / - | 6 | Partial capture |
| 07-13 16:02 | 20m | - / -24 | F4BPO | -2 / - | 6 | Partial capture |
| 07-13 15:49 | 20m | - / - | PD4WAC | -1 / - | 5 | Partial capture |
| 07-13 15:46 | 20m | - / - | F4BPO | -6 / - | 3 | Partial capture |
| 07-12 17:18 | 20m | - / - | CT1APP | -5 / - | 3 | ✓ Closing fragment |
| 07-12 17:17 | 20m | - / - | SP3XR | -12 / - | 6 | Partial capture |
| 07-12 17:13 | 20m | - / - | SP3XR | -11 / - | 2 | Partial capture |
| 07-12 14:01 | 20m | - / - | F4FQT | -21 / - | 2 | Partial capture |
| 07-12 13:57 | 20m | - / -19 | LB2YJ | -14 / - | 2 | ✓ Closing fragment |
| 07-11 13:14 | 20m | - / -15 | PD0HLA | -8 / - | 2 | Partial capture |
| 07-11 04:34 | 20m | - / -18 | TI5RR | -13 / - | 5 | Partial capture |
| 07-11 04:33 | 20m | - / - | F4BYA | -4 / - | 3 | Partial capture |
| 07-11 04:08 | 20m | - / - | R7DX | -4 / - | 2 | Partial capture |
| 07-11 04:05 | 20m | - / -1 | SV7JAR | -22 / - | 2 | Partial capture |
| 07-11 03:55 | 20m | - / - | F4BYA | -1 / - | 2 | Partial capture |
| 07-11 03:37 | 20m | - / - | K5TU | -16 / - | 2 | Partial capture |
| 07-11 03:29 | 20m | - / - | KV3R | -7 / - | 6 | Partial capture |
| 07-11 03:29 | 20m | - / - | F4BYA | +1 / - | 7 | Partial capture |
| 07-11 03:11 | 20m | - / - | RA3ZDU | -22 / - | 2 | Partial capture |
| 07-11 02:44 | 20m | - / - | KS4OT | -16 / - | 2 | ✓ Closing fragment |
| 07-11 02:26 | 20m | - / -12 | KV3R | -11 / - | 7 | Partial capture |
| 07-11 02:16 | 20m | - / - | F4AGZ | -18 / - | 2 | Partial capture |
| 07-11 00:22 | 20m | - / -4 | F4JCU | -17 / - | 3 | ✓ Closing fragment |
| 07-11 00:02 | 20m | - / -11 | V31MA | -9 / - | 3 | ✓ Closing fragment |
| 07-10 23:57 | 20m | - / +2 | PD0IFI | -12 / - | 4 | ✓ Closing fragment |
| 07-10 21:50 | 20m | - / -5 | DF1KW | +8 / - | 3 | Partial capture |
| 07-10 20:54 | 20m | - / -13 | F4NKE | -6 / - | 2 | ✓ Closing fragment |
| 07-10 20:36 | 20m | - / -17 | IK1RQX | -4 / - | 5 | ✓ Closing fragment |
| 07-10 15:49 | 20m | - / -18 | EB1LA | -15 / - | 2 | Partial capture |
| 07-09 15:43 | 20m | - / - | RZ4FWA | -7 / - | 3 | Partial capture |
| 07-05 20:25 | 20m | - / -15 | <...> | 0 / - | 2 | Partial capture |
| 07-05 20:17 | 20m | -10 / - | PA1GLD | - / -11 | 2 | ✓ Closing fragment |
| 07-05 20:10 | 20m | -13 / - | JA6MWW | - / -14 | 3 | ✓ Closing fragment |
| 07-05 19:54 | 20m | - / - | EA3EDU | +6 / - | 3 | ✓ Closing fragment |
| 07-05 19:46 | 20m | -15 / - | DF1IH | -6 / -17 | 3 | Partial capture |
| 07-05 19:43 | 20m | - / - | HB9FUR | +1 / - | 2 | Partial capture |
Recent FT8 messages decoded at SO8OO
Frequency values are decoder audio offsets in hertz, not RF frequencies.
UTC dB Audio Message 182045 -7 910 7Z1CB R8OAE R-09 (x2) 190930 -2 1705 7Z1CB SP3JHZ JO71 (x3) 201215 -12 1381 7Z1CB M9LDX IO94 154600 -16 1187 7Z1CB DH1KU JO30 154630 -18 1625 7Z1CB PE9JAN 73 162645 -13 2614 7Z1CB F1PBZ +07 162645 -11 2368 7Z1CB IX1HPN JN35 162715 -5 2614 7Z1CB F1PBZ +07 (x2) 193615 -14 1358 7Z1CB YU7VK R-04 (x2) 193715 -9 664 7Z1CB R3MAR R-22
UTC dB Audio Message 100800 -9 1838 7Z1CB PD1B JO32 100800 +3 841 7Z1CB DK5CW JN68 100830 -6 1838 7Z1CB PD1B JO32 100830 +1 841 7Z1CB DK5CW JN68 (x8) 160930 -21 1975 7Z1CB YO9PH RR73 161100 -18 1376 7Z1CB CT3KN IM12 (x3)
Decoder S/N history by band
Daily averages across messages associated with this profile as decoded at SO8OO.