HB9EFK — FT8 station from Switzerland
Amateur radio station HB9EFK operating from Switzerland (grid square JO91). 16,819 FT8 spots received at SO8OO WebSDR, 14,890 CQ calls, active on 160m, 80m, 60m, 40m, 20m, 10m, over 64 days, best SNR +27 dB. Heard between 2026-04-21 and 2026-06-28.
FT8DB and SO8OO WebSDR are a hobby project maintained solo. ☕ Buy me a coffee
Overview
16,819
Total spots
14,890
CQ calls
64
Days active
+2 dB
Avg SNR
Bands
80m
20m
40m
60m
10m
160m
First seen: 2026-04-21
Last seen: 2026-06-28 18:57 UTC
Last seen: 2026-06-28 18:57 UTC
Frequent QSO partners observed at SO8OO
Stations HB9EFK worked most often, as logged from our receiver:
Activity Heatmap
Location
QSO Logbook (as observed from SO8OO)
Format: our rx / partner reports
| Time | Band | HB9EFK | Partner | Partner SNR | Msgs | |
|---|---|---|---|---|---|---|
| 06-28 06:39 | 10m | - / -10 | DL6LG | +4 / - | 7 | Partial |
| 06-28 06:33 | 10m | - / -19 | S52RS | +9 / - | 4 | ✓ Confirmed |
| 06-28 05:15 | 40m | - / -4 | SM6FZO | -3 / - | 2 | ✓ Confirmed |
| 06-28 04:32 | 40m | -15 / - | HA3HX | -1 / -14 | 2 | ✓ Verified |
| 06-28 04:22 | 40m | -5 / -2 | SP6AMI | +2 / -15 | 5 | ✓ Complete |
| 06-28 03:52 | 40m | - / -13 | KW4L | +1 / - | 3 | ✓ Confirmed |
| 06-28 03:44 | 40m | - / -14 | KC3TJP | +10 / - | 2 | ✓ Confirmed |
| 06-28 03:37 | 40m | - / -16 | KA7NWT | +3 / - | 4 | Partial |
| 06-28 02:58 | 40m | - / -5 | KQ4W | +2 / - | 3 | Partial |
| 06-28 02:17 | 40m | - / -4 | RC6OX | 0 / - | 2 | ✓ Confirmed |
| 06-28 02:11 | 40m | - / -15 | KB5DX | +3 / - | 5 | Partial |
| 06-28 02:00 | 40m | - / -10 | K4ACJ | +2 / - | 2 | ✓ Confirmed |
| 06-28 01:47 | 40m | - / -14 | RD4HX | +9 / - | 4 | ✓ Confirmed |
| 06-28 01:39 | 40m | - / -16 | M7CPT | +9 / - | 3 | Partial |
| 06-28 01:34 | 40m | - / -15 | KB5DX | +10 / - | 2 | Partial |
| 06-28 01:32 | 40m | - / -4 | EA4GRZ | +10 / - | 2 | ✓ Confirmed |
| 06-28 01:27 | 40m | - / +1 | KZ4HK | +2 / - | 2 | ✓ Confirmed |
| 06-28 00:22 | 40m | - / -18 | AJ4IT | +5 / - | 3 | Partial |
| 06-28 00:16 | 40m | - / -19 | M0TZO | +3 / - | 3 | ✓ Confirmed |
| 06-28 00:14 | 40m | -22 / -15 | RA3UAG | +4 / +3 | 4 | ✓ Complete |
| 06-27 23:41 | 40m | -2 / -9 | RD3BTW | +2 / - | 4 | ✓ Complete |
| 06-27 23:32 | 40m | -9 / - | EA6YK | +2 / -7 | 4 | ✓ Complete |
| 06-27 23:28 | 40m | - / -10 | IZ0AIO | +4 / - | 2 | ✓ Confirmed |
| 06-27 23:24 | 40m | -16 / -6 | SP1ETT | +4 / - | 4 | ✓ Complete |
| 06-27 23:11 | 40m | - / -14 | R3ICU | +3 / - | 3 | ✓ Confirmed |
| 06-27 22:52 | 40m | - / -3 | G4SRT | +2 / - | 2 | ✓ Confirmed |
| 06-27 22:23 | 40m | - / -7 | MM0DXL | +4 / - | 4 | Partial |
| 06-27 22:00 | 40m | - / -4 | G4CFS | +6 / - | 2 | ✓ Confirmed |
| 06-27 21:59 | 40m | -9 / -7 | OK1VNT | +4 / -3 | 4 | ✓ Complete |
| 06-27 21:56 | 40m | -7 / -1 | IK4IDY | +5 / -19 | 7 | ✓ Complete |
| 06-27 21:43 | 40m | - / -14 | R3TAR | 0 / - | 3 | ✓ Confirmed |
| 06-27 21:30 | 40m | - / -11 | DL6NA | +3 / - | 2 | ✓ Confirmed |
| 06-27 21:12 | 40m | -2 / -6 | UT4VL | +4 / -3 | 4 | ✓ Complete |
| 06-27 21:06 | 40m | +1 / -2 | RU5A | +4 / -16 | 5 | ✓ Complete |
| 06-27 21:02 | 40m | - / -15 | G8WDZ | +4 / - | 2 | ✓ Confirmed |
| 06-27 20:59 | 40m | - / -18 | DL7AWA | +4 / - | 2 | ✓ Confirmed |
| 06-27 20:53 | 40m | -9 / -4 | IQ0VT | +4 / -2 | 5 | ✓ Complete |
| 06-27 20:47 | 40m | - / -13 | DU1RAA | +6 / - | 3 | ✓ Confirmed |
| 06-27 20:41 | 40m | -1 / - | OZ1PFH | - / +2 | 3 | ✓ Confirmed |
| 06-27 20:39 | 40m | +3 / - | 9A5MTV | - / +10 | 3 | ✓ Confirmed |
| 06-27 20:33 | 40m | - / -10 | MM0JJU | +7 / - | 5 | ✓ Confirmed |
| 06-27 20:25 | 40m | - / -14 | R2BIU | +8 / - | 4 | ✓ Confirmed |
| 06-27 20:23 | 40m | - / -4 | BA5CW | +6 / - | 2 | ✓ Confirmed |
| 06-27 20:20 | 40m | - / -13 | R6FMF | +2 / - | 2 | ✓ Confirmed |
| 06-27 20:17 | 40m | - / -15 | JA5AUC | +3 / - | 3 | ✓ Confirmed |
| 06-27 20:16 | 40m | +5 / -2 | IZ4AIF | +2 / - | 5 | ✓ Complete |
| 06-27 20:11 | 40m | - / -18 | SP9XG | +1 / - | 2 | ✓ Confirmed |
| 06-27 20:00 | 40m | +3 / -2 | DA2DH | +4 / -1 | 5 | ✓ Complete |
| 06-27 19:48 | 40m | - / - | DA2TB | +3 / - | 2 | ✓ Confirmed |
| 06-27 19:41 | 40m | - / -15 | UN4GAM | +4 / - | 2 | ✓ Confirmed |
Station Log
40m
UTC dB Freq Message 050145 -4 2840 CQ HB9EFK JN46 (x2) 050745 -3 2840 SQ2JSE HB9EFK -04 050815 -1 2840 CQ HB9EFK JN46 (x2) 051415 -4 2840 F4JUG HB9EFK RR73 051545 -3 2840 SM6FZO HB9EFK -04 (x2) 051645 -3 2840 CQ HB9EFK JN46 (x6) 205730 -4 2255 HB9EFK SP7ROM JO91
10m
UTC dB Freq Message 063745 +6 2829 CQ HB9EFK JN46 (x3) 063915 +5 2830 DL6LG HB9EFK -10 (x7) 064315 +0 2830 CQ HB9EFK JN46 (x5)
20m
UTC dB Freq Message 072300 -8 2684 CQ HB9EFK JN46 (x9) 073245 -11 2683 HB9EFK UT4VL -17 073330 -14 2684 CQ HB9EFK JN46 (x2) 073530 -8 2684 VK7NET HB9EFK JN46 073630 -10 2684 CQ HB9EFK JN46 a1 073700 -8 2683 VK7NET HB9EFK JN46
80m
UTC dB Freq Message 040115 +8 2532 KI4FRJ HB9EFK -20 (x2) 040215 +8 2532 CQ HB9EFK JN46 (x9) 040700 -13 2533 HB9EFK 9A4BL JN75 (x2) 040745 +0 2532 9A4BL HB9EFK RR73 040800 -11 2532 HB9EFK 9A4BL 73
160m
UTC dB Freq Message 205515 +0 1402 <...> HB9EFK JN46 205530 +0 1229 HB9EFK <...> -05 205545 +5 1402 <...> HB9EFK R-10 205645 +0 1402 R1945ML HB9EFK JN46 (x5) 205900 +9 1497 HB9EFK EM100WD -05 205915 +0 1402 R1945ML HB9EFK R-04 201445 +18 2670 OJ0Z HB9EFK JN46 201500 +1 1538 HB9EFK OJ0Z +06 201515 +18 2670 OJ0Z HB9EFK R-15 201530 -3 1538 HB9EFK OJ0Z RR73 201545 +9 2670 OJ0Z HB9EFK 73
60m
UTC dB Freq Message 051645 +9 593 DL9ATW HB9EFK -07 (x2) 051730 -6 441 HB9EFK DL9ATW 73 051745 +12 593 CQ HB9EFK JN46 (x5) 052045 +12 593 C5D HB9EFK JN46 (x3) 212115 +10 2250 TJ1GD HB9EFK JN46 (x4)