WO4SFA — FT8 station from United States
Amateur radio station WO4SFA operating from United States. 250 FT8 spots received at SO8OO WebSDR, active on 80m, 40m, 20m, 10m, over 22 days, best SNR +21 dB. Heard between 2026-04-21 and 2026-06-25.
FT8DB and SO8OO WebSDR are a hobby project maintained solo. ☕ Buy me a coffee
Overview
250
Total spots
0
CQ calls
22
Days active
-3 dB
Avg SNR
Bands
80m
20m
40m
10m
First seen: 2026-04-21
Last seen: 2026-06-25 21:31 UTC
Last seen: 2026-06-25 21:31 UTC
Frequent QSO partners observed at SO8OO
Stations WO4SFA worked most often, as logged from our receiver:
Activity Heatmap
Location
QSO Logbook (as observed from SO8OO)
Format: our rx / partner reports
| Time | Band | WO4SFA | Partner | Partner SNR | Msgs | |
|---|---|---|---|---|---|---|
| 06-25 23:28 | 20m | -14 / - | 4Z5PT | - / -15 | 3 | ✓ Confirmed |
| 06-23 23:54 | 20m | -4 / - | F5PBG | - / - | 2 | Partial |
| 06-23 23:03 | 20m | -15 / - | EA3IDY | - / - | 4 | Partial |
| 06-18 23:20 | 40m | 0 / - | F5PBG | - / +3 | 3 | ✓ Confirmed |
| 06-18 22:58 | 40m | +3 / - | F5PBG | - / - | 3 | Partial |
| 06-17 23:00 | 20m | +2 / - | IZ5UFW | - / -20 | 2 | ✓ Confirmed |
| 06-17 22:58 | 20m | 0 / - | MI0FBI | - / -1 | 2 | ✓ Confirmed |
| 06-12 13:23 | 20m | +4 / - | M6BLV | - / - | 3 | Partial |
| 06-10 21:28 | 20m | -4 / - | EA8UP | - / -11 | 2 | ✓ Confirmed |
| 06-05 19:44 | 20m | +3 / - | EA2EED | - / -14 | 8 | Partial |
| 06-02 01:13 | 40m | - / - | K8YE | -11 / - | 4 | Partial |
| 06-02 01:06 | 40m | - / - | DH1KJ | -12 / - | 3 | Partial |
| 06-02 00:47 | 40m | -5 / - | W4IEE | - / -8 | 4 | ✓ Confirmed |
| 06-02 00:46 | 40m | -10 / - | EB3JT | - / -13 | 3 | ✓ Confirmed |
| 05-31 20:45 | 20m | -14 / - | M6GPH | - / -9 | 2 | Partial |
| 05-28 21:39 | 20m | - / - | Z34K | -15 / - | 3 | Partial |
| 05-28 21:36 | 20m | - / -6 | US5WFL | -10 / - | 4 | ✓ Confirmed |
| 05-28 21:30 | 20m | -18 / - | M0XRS | -12 / -8 | 3 | ✓ Verified |
| 05-28 21:25 | 20m | - / -21 | PA8S | -9 / - | 3 | Partial |
| 05-28 21:21 | 20m | -14 / -5 | UW8SM | -7 / - | 4 | ✓ Verified |
| 05-28 21:14 | 20m | - / - | DL7BO | -8 / - | 2 | Partial |
| 05-28 21:12 | 20m | -12 / -10 | EA1IQM | -7 / -22 | 5 | ✓ Complete |
| 05-28 21:07 | 20m | -9 / - | M9ITN | -14 / -9 | 2 | Partial |
| 05-28 21:04 | 20m | -16 / -11 | M1KCS | -21 / -11 | 3 | ✓ Complete |
| 05-28 21:02 | 20m | - / - | Z34K | -22 / - | 2 | Partial |
| 05-28 21:00 | 20m | - / - | DL7BO | -16 / - | 3 | Partial |
| 05-23 21:06 | 20m | 0 / -15 | EA1CQ | -17 / -9 | 4 | Partial |
| 05-22 00:22 | 20m | -4 / - | K4DBO | - / -2 | 2 | ✓ Confirmed |
| 05-21 23:48 | 40m | -4 / - | F1IQH | - / - | 4 | Partial |
| 05-21 23:43 | 40m | +12 / - | IK4LZH | - / - | 4 | Partial |
| 05-21 01:33 | 40m | -13 / - | A61CK | - / -20 | 7 | Partial |
| 05-21 01:25 | 40m | -11 / - | IZ8PPI | - / -15 | 3 | Partial |
| 05-21 01:15 | 40m | 0 / - | CN8NS | - / -17 | 3 | Partial |
| 05-21 01:08 | 40m | 0 / - | EB3JT | - / - | 4 | Partial |
| 05-21 01:04 | 40m | - / -12 | W2GLH | -8 / - | 2 | ✓ Confirmed |
| 05-19 23:45 | 40m | +2 / - | M9SWR | - / -11 | 2 | Partial |
| 05-19 23:43 | 40m | -15 / - | SN4K | - / -17 | 2 | ✓ Confirmed |
| 05-19 23:36 | 40m | 0 / - | DK7ZT | - / -7 | 3 | Partial |
| 05-19 23:25 | 40m | -22 / - | ON1JP | - / -12 | 4 | Partial |
| 05-19 23:23 | 40m | +8 / - | RW3QU | - / -17 | 2 | ✓ Confirmed |
| 05-19 23:23 | 40m | +3 / - | EB3JT | - / - | 5 | Partial |
| 05-19 23:22 | 40m | -8 / - | KP4PI | - / -4 | 2 | ✓ Confirmed |
| 05-19 23:21 | 40m | +3 / - | LZ100LZ | - / -11 | 2 | Partial |
| 05-13 23:31 | 20m | +1 / - | AO7RKB | - / -10 | 2 | ✓ Confirmed |
| 05-13 23:23 | 20m | - / - | K4XN | -10 / - | 2 | Partial |
| 05-13 23:13 | 20m | +2 / - | A61CK | - / -15 | 3 | ✓ Confirmed |
| 05-13 22:29 | 40m | +2 / - | F4JVF | - / -16 | 2 | Partial |
| 05-12 19:38 | 10m | -14 / - | PP2GM | - / -19 | 2 | ✓ Confirmed |
| 05-12 19:38 | 10m | -6 / - | PU2UTY | - / -18 | 2 | Partial |
| 05-09 20:14 | 20m | -13 / - | PD1DTH | - / -18 | 2 | Partial |
Station Log
20m
UTC dB Freq Message 225845 -4 301 WO4SFA MI0FBI -01 (x2) 230045 +3 750 WO4SFA IZ5UFW R-20 (x2) 230300 -9 1413 WO4SFA EA3IDY JN01 (x4) 235415 -3 630 WO4SFA F5PBG IN78 (x2) 000245 -11 666 A91LD WO4SFA FM05 232800 -13 1021 WO4SFA 4Z5PT -15 (x3) 233100 -11 555 WO4SFA MI0FBI -09
40m
UTC dB Freq Message 010400 -11 327 DH1KJ WO4SFA FM05 (x4) 011130 -17 1206 NC4EB WO4SFA FM05 011315 -9 737 K8YE WO4SFA FM05 (x4) 225830 +2 487 WO4SFA F5PBG IN78 (x6)
10m
UTC dB Freq Message 193830 -7 802 WO4SFA PU2UTY -18 193845 -14 938 WO4SFA PP2GM -19 193900 -5 802 WO4SFA PU2UTY -18 193915 -15 937 WO4SFA PP2GM RR73
80m
UTC dB Freq Message 014845 -10 1316 WO4SFA MM0KPV -11 014915 +13 2134 WO4SFA 9A5E JN75 (x3) 015045 -8 1325 WO4SFA F5RRS JN36 015115 +15 2134 WO4SFA 9A5E JN75 015130 -21 831 KI5DZY WO4SFA -18 015145 +11 2134 WO4SFA 9A5E JN75 015230 -23 832 KI5DZY WO4SFA -18 015415 -24 832 WE8M WO4SFA FM05 015830 +18 2754 WO4SFA OK4FX JO70 (x3) 020030 -1 1628 WO4SFA SM5DIC JO89 (x2)