KM4JB — FT8 station from United States
Amateur radio station KM4JB operating from United States. 29 FT8 spots received at SO8OO WebSDR, active on 80m, 20m, 10m, over 5 days, best SNR +15 dB. Heard between 2026-05-01 and 2026-05-25.
FT8DB and SO8OO WebSDR are a hobby project maintained solo. ☕ Buy me a coffee
Overview
29
Total spots
0
CQ calls
5
Days active
-3 dB
Avg SNR
Bands
80m
20m
10m
First seen: 2026-05-01
Last seen: 2026-05-25 00:17 UTC
Last seen: 2026-05-25 00:17 UTC
Frequent QSO partners observed at SO8OO
Stations KM4JB worked most often, as logged from our receiver:
Activity Heatmap
Location
QSO Logbook (as observed from SO8OO)
Format: our rx / partner reports
| Time | Band | KM4JB | Partner | Partner SNR | Msgs | |
|---|---|---|---|---|---|---|
| 05-25 02:17 | 20m | -6 / - | HI3RRR | - / - | 2 | Partial |
| 05-25 01:51 | 20m | - / - | KW9U | -10 / - | 3 | Partial |
| 05-25 01:48 | 20m | - / -10 | TA3ZZ | -14 / - | 2 | Partial |
| 05-25 01:46 | 20m | -4 / -5 | KR4DWD | -13 / -14 | 5 | ✓ Complete |
| 05-25 01:46 | 20m | -1 / - | DL1LN | - / - | 6 | Partial |
| 05-25 01:37 | 20m | - / - | <...> | +3 / - | 3 | Partial |
| 05-25 01:34 | 20m | - / +4 | PY9DM | -1 / - | 5 | Partial |
| 05-25 01:32 | 20m | - / +3 | R6AR | -2 / - | 3 | ✓ Confirmed |
| 05-25 01:32 | 20m | +11 / - | R7WA | - / - | 3 | Partial |
| 05-25 01:30 | 20m | -11 / -17 | LB6CG | -19 / -13 | 3 | ✓ Complete |
| 05-25 01:28 | 20m | - / - | 7Z1BM | 0 / - | 3 | Partial |
| 05-25 01:27 | 20m | +12 / - | R7WA | - / - | 2 | Partial |
| 05-25 01:27 | 20m | - / - | CE3BVF | 0 / - | 2 | Partial |
| 05-25 01:25 | 20m | - / -5 | CX6TU | 0 / - | 3 | ✓ Confirmed |
| 05-25 01:24 | 20m | - / -9 | XQ3SK | +6 / - | 2 | Partial |
| 05-25 01:21 | 20m | -19 / +8 | UT5MD | +3 / -5 | 6 | ✓ Complete |
| 05-25 01:17 | 20m | - / - | AD9GE | +4 / - | 2 | Partial |
| 05-25 01:10 | 20m | - / - | 7Z1BM | -3 / - | 8 | Partial |
| 05-25 01:06 | 20m | - / - | KZ7K | -4 / - | 2 | Partial |
| 05-23 20:06 | 20m | 0 / - | IW9HII | - / -23 | 3 | ✓ Confirmed |
| 05-10 13:14 | 20m | -8 / - | IK1GVQ | - / - | 2 | Partial |
| 05-02 01:14 | 80m | -6 / - | SP9YGD | - / - | 2 | Partial |
Station Log
20m
UTC dB Freq Message 014730 +1 2879 KM4JB DL1LN JO54 014730 -3 2220 KM4JB KR4DWD RR73 014745 -14 1425 KR4DWD KM4JB 73 014800 -7 2879 KM4JB DL1LN JO54 014815 -13 1425 TA3ZZ KM4JB FM05 014830 -4 2879 KM4JB DL1LN JO54 014915 -14 1425 PD0DDA KM4JB RR73 014945 -15 1425 TA3ZZ KM4JB R-10 015100 -11 1425 KW9U KM4JB FM05 (x3) 015300 -5 1425 YV6BXN KM4JB FM05 015330 -7 1425 NZ5X KM4JB FM05 021700 -8 638 KM4JB HI3RRR +00 (x2)
10m
UTC dB Freq Message 194300 -24 1614 KM4JB PY2MDA RR73
80m
UTC dB Freq Message 011215 +9 1970 KM4JB HB9EFK RR73 011445 -9 2904 KM4JB SP9YGD JO73 (x2)