KJ4KFJ — FT8 station from United States
Amateur radio station KJ4KFJ operating from United States. 1,460 FT8 spots received at SO8OO WebSDR, 68 CQ calls, active on 80m, 60m, 40m, 20m, over 55 days, best SNR +20 dB. Heard between 2026-05-06 and 2026-08-04.
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Overview
1,460
Total spots
68
CQ calls
55
Days active
-7 dB
Avg SNR
Bands
80m
20m
40m
60m
First seen: 2026-05-06
Last seen: 2026-08-04 20:41 UTC
Last seen: 2026-08-04 20:41 UTC
Frequent QSO partners observed at SO8OO
Stations KJ4KFJ worked most often, as logged from our receiver:
Activity Heatmap
Location
QSO Logbook (as observed from SO8OO)
Format: our rx / partner reports
| Time | Band | KJ4KFJ | Partner | Partner SNR | Msgs | |
|---|---|---|---|---|---|---|
| 08-04 22:38 | 20m | -5 / - | IK4LZH | - / -9 | 5 | Partial |
| 08-04 22:37 | 20m | -9 / - | DL9KM | - / - | 4 | Partial |
| 08-04 22:32 | 20m | -18 / - | IW2ENA | - / - | 2 | Partial |
| 08-04 22:26 | 20m | -7 / - | E70SZ | - / - | 2 | Partial |
| 08-04 15:53 | 20m | -4 / - | EA5AOP | - / - | 2 | Partial |
| 08-04 00:28 | 40m | -18 / - | EC3A | - / -21 | 2 | Partial |
| 08-04 00:28 | 40m | -6 / - | F1PBZ | - / -14 | 2 | Partial |
| 08-04 00:28 | 40m | +4 / - | UA4FKT | - / - | 2 | Partial |
| 08-04 00:26 | 40m | -23 / - | OS4K | - / -10 | 3 | Partial |
| 08-03 14:53 | 20m | -10 / - | ON7PS | - / - | 2 | Partial |
| 08-03 14:43 | 20m | -12 / - | DK3HV | - / - | 2 | Partial |
| 08-03 00:57 | 40m | -22 / - | OS4K | - / +4 | 2 | Partial |
| 08-03 00:56 | 40m | -6 / - | F1PBZ | - / -3 | 2 | Partial |
| 08-03 00:43 | 20m | -8 / - | HZ1ES | - / - | 4 | Partial |
| 08-01 01:35 | 40m | -7 / - | DH2YBG | - / - | 6 | Partial |
| 08-01 01:35 | 40m | -6 / - | DK1AD | - / - | 3 | Partial |
| 07-31 20:05 | 20m | +6 / - | PE0F | - / - | 6 | Partial |
| 07-31 20:00 | 20m | -16 / - | M0IEP | - / - | 2 | Partial |
| 07-31 19:50 | 20m | -12 / - | EA1KBT | - / -8 | 2 | ✓ Confirmed |
| 07-27 15:11 | 20m | -17 / - | F6BEC | - / - | 8 | Partial |
| 07-27 14:38 | 20m | -18 / - | F6BEC | - / - | 2 | Partial |
| 07-27 14:37 | 20m | -10 / - | IK4LZH | - / - | 2 | Partial |
| 07-27 14:27 | 20m | -15 / - | F1ODM | - / -17 | 5 | Partial |
| 07-26 18:50 | 20m | -4 / - | IK4LZH | - / -13 | 6 | Partial |
| 07-26 01:40 | 80m | - / - | KC9OXP | -18 / - | 2 | Partial |
| 07-26 01:40 | 80m | +5 / - | DF2GH | - / - | 3 | Partial |
| 07-26 01:39 | 80m | +4 / - | DO5SB | - / - | 2 | Partial |
| 07-26 01:37 | 80m | +18 / - | SP2FWC | -16 / -5 | 8 | Partial |
| 07-24 20:07 | 20m | +3 / - | IZ2QGB | - / - | 3 | Partial |
| 07-24 20:00 | 20m | -17 / - | F4GEY | - / - | 3 | Partial |
| 07-24 19:59 | 20m | +2 / - | IZ2QGB | - / - | 6 | Partial |
| 07-24 14:27 | 20m | -11 / - | IK4LZH | - / - | 2 | Partial |
| 07-23 13:28 | 20m | -6 / - | HB9COF | - / - | 2 | Partial |
| 07-23 01:47 | 40m | -16 / - | M7GFJ | - / - | 2 | Partial |
| 07-23 01:42 | 40m | -16 / - | M7GFJ | - / - | 2 | Partial |
| 07-23 01:24 | 40m | -20 / - | DK5ON | - / +7 | 6 | Partial |
| 07-23 01:10 | 40m | -12 / - | DK5ON | - / +3 | 2 | Partial |
| 07-23 01:03 | 40m | +2 / - | DL1UDO | - / - | 4 | Partial |
| 07-23 00:58 | 40m | -21 / - | DK5ON | - / -1 | 2 | Partial |
| 07-23 00:58 | 40m | +2 / - | OH1EDK | - / - | 4 | Partial |
| 07-23 00:48 | 40m | -22 / - | DK5ON | - / -1 | 3 | Partial |
| 07-22 21:44 | 20m | -12 / - | PA1PXL | - / -8 | 2 | Partial |
| 07-22 21:41 | 20m | -11 / - | PA1PXL | - / - | 2 | Partial |
| 07-22 21:37 | 20m | -16 / - | LZ1KI | - / -6 | 2 | Partial |
| 07-22 21:23 | 20m | -20 / - | EA1DDF | - / -3 | 4 | ✓ Confirmed |
| 07-22 20:20 | 20m | -11 / - | EA1FTH | - / - | 4 | Partial |
| 07-22 20:14 | 20m | +1 / - | DK2FM | - / - | 4 | Partial |
| 07-22 20:09 | 20m | -23 / - | PD0WL | - / - | 2 | Partial |
| 07-22 20:09 | 20m | -10 / - | G6LEE | - / -14 | 2 | Partial |
| 07-22 20:09 | 20m | -14 / - | IU7OZL | - / - | 3 | Partial |
Station Log
20m
UTC dB Freq Message 155430 -5 556 KJ4KFJ EA5AOP IM99 222600 -7 1406 KJ4KFJ E70SZ JN84 (x3) 223230 -18 2076 KJ4KFJ IW2ENA JN45 (x2) 223700 -6 1176 KJ4KFJ DL9KM JN68 (x3) 223830 -5 462 KJ4KFJ IK4LZH JN54 223830 -10 1177 KJ4KFJ DL9KM JN68 223900 -7 462 KJ4KFJ IK4LZH R-09 (x4)
40m
UTC dB Freq Message 005615 -5 2337 KJ4KFJ F1PBZ -03 005645 -11 2453 KJ4KFJ IK6DLK JN63 005645 -7 2337 KJ4KFJ F1PBZ -03 005715 -20 1880 KJ4KFJ OS4K +04 (x3) 002615 -15 1147 KJ4KFJ EC3A -20 002715 -24 1931 KJ4KFJ OS4K -10 (x2) 002815 -6 2636 KJ4KFJ F1PBZ -14 002815 -4 2813 KJ4KFJ UA4FKT LO23 002845 -6 2635 KJ4KFJ F1PBZ -14 002845 -16 1147 KJ4KFJ EC3A -21 002845 +11 2813 KJ4KFJ UA4FKT LO23 002915 -19 1147 KJ4KFJ EC3A -22
80m
UTC dB Freq Message 013730 +18 406 KJ4KFJ SP2FWC -05 013745 -16 1463 SP2FWC KJ4KFJ EN74 013800 +16 405 KJ4KFJ SP2FWC -05 013815 -15 1462 SP2FWC KJ4KFJ EN74 013830 +20 405 KJ4KFJ SP2FWC -04 013845 -16 1463 SP2FWC KJ4KFJ EN74 013915 -19 1463 CQ KJ4KFJ EN74 013930 +3 1463 KJ4KFJ DO5SB JN59 013930 -4 1503 KJ4KFJ EB1LA IN73 014030 +5 1685 KJ4KFJ DF2GH JN68 014030 +4 1463 KJ4KFJ DO5SB JN59 014045 -19 1463 KC9OXP KJ4KFJ EN74 (x2) 014230 +4 1685 KJ4KFJ DF2GH JN68 (x2)
60m
UTC dB Freq Message 020315 -21 2026 KJ4KFJ IZ8PPI -07 020200 +10 2763 KJ4KFJ 9A4ZM JN86 (x2)