HB9TWU — FT8 station from Switzerland
Amateur radio station HB9TWU operating from Switzerland (grid square JN68). 716 FT8 spots received at SO8OO WebSDR, 354 CQ calls, active on 80m, 60m, 40m, 20m, 10m, over 24 days, best SNR +19 dB. Heard between 2026-04-21 and 2026-06-08.
FT8DB and SO8OO WebSDR are a hobby project maintained solo. ☕ Buy me a coffee
Overview
716
Total spots
354
CQ calls
24
Days active
-8 dB
Avg SNR
Bands
80m
20m
40m
60m
10m
First seen: 2026-04-21
Last seen: 2026-06-08 03:51 UTC
Last seen: 2026-06-08 03:51 UTC
Frequent QSO partners observed at SO8OO
Stations HB9TWU worked most often, as logged from our receiver:
Activity Heatmap
Location
QSO Logbook (as observed from SO8OO)
Format: our rx / partner reports
| Time | Band | HB9TWU | Partner | Partner SNR | Msgs | |
|---|---|---|---|---|---|---|
| 06-08 05:48 | 20m | -10 / - | DL3RAJ | - / - | 4 | Partial |
| 06-08 05:46 | 20m | - / -19 | VK3OM | -1 / - | 3 | ✓ Confirmed |
| 06-08 05:45 | 20m | -1 / - | YO2LZS | - / - | 2 | Partial |
| 06-08 05:43 | 20m | - / -16 | DK3WH | -8 / - | 2 | ✓ Confirmed |
| 06-08 05:41 | 20m | - / +6 | F9DK | -4 / - | 2 | ✓ Confirmed |
| 06-08 05:37 | 20m | - / -18 | G0LUH | 0 / - | 2 | ✓ Confirmed |
| 06-08 05:33 | 20m | -21 / -15 | KZ4ZZ | 0 / - | 3 | ✓ Verified |
| 06-08 05:32 | 20m | +7 / +9 | DL3HBF | +6 / - | 5 | ✓ Complete |
| 06-08 05:28 | 20m | - / - | UA1AOF | -1 / - | 2 | ✓ Confirmed |
| 06-08 05:24 | 20m | - / -9 | G1DOC | +4 / - | 2 | ✓ Confirmed |
| 06-06 07:31 | 20m | -10 / - | 7M1MCU | - / -12 | 2 | Partial |
| 06-06 07:26 | 20m | - / -18 | UR5WCS | +6 / - | 6 | Partial |
| 06-06 07:21 | 20m | - / -8 | SP6AMI | +9 / - | 2 | ✓ Confirmed |
| 06-06 07:19 | 20m | +4 / -7 | R0AX | +2 / -15 | 4 | ✓ Complete |
| 06-06 07:17 | 20m | - / -8 | TI5RR | +4 / - | 3 | ✓ Confirmed |
| 06-06 07:11 | 20m | -13 / -24 | R9OOF | -1 / -16 | 6 | Partial |
| 06-06 07:03 | 40m | -3 / -7 | DJ3HW | -18 / +8 | 5 | ✓ Complete |
| 06-06 07:01 | 40m | -14 / -13 | SP3EMA | -22 / -4 | 4 | ✓ Complete |
| 06-06 06:59 | 40m | -4 / -18 | DL3JJ | -17 / -13 | 4 | ✓ Complete |
| 06-06 06:51 | 40m | -2 / -3 | DL7ARV | -17 / -5 | 13 | ✓ Complete |
| 06-06 06:45 | 40m | - / -11 | VP2MAA | -14 / - | 7 | ✓ Confirmed |
| 06-06 06:41 | 40m | -23 / -7 | M8WFU | -17 / +7 | 3 | ✓ Complete |
| 06-06 06:00 | 20m | - / -20 | TA2CD | -7 / - | 2 | Partial |
| 06-06 05:53 | 20m | -4 / - | IK8OAM | - / -7 | 2 | Partial |
| 06-06 05:51 | 20m | +2 / - | RA6OY | - / -14 | 6 | ✓ Confirmed |
| 06-06 05:49 | 20m | -3 / - | RA3ZDU | - / - | 2 | ✓ Confirmed |
| 06-05 06:57 | 20m | - / - | KD7VAR | +3 / - | 4 | Partial |
| 06-05 06:52 | 20m | - / - | NI7C | +3 / - | 3 | Partial |
| 06-05 06:51 | 20m | - / +5 | 2E0OEW | +3 / - | 2 | ✓ Confirmed |
| 06-05 06:49 | 20m | +1 / -7 | TA3NK | +2 / -3 | 3 | Partial |
| 06-05 06:47 | 20m | - / -24 | AD9GE | +4 / - | 4 | ✓ Confirmed |
| 06-05 06:46 | 20m | - / - | N7GHZ | +2 / - | 2 | Partial |
| 06-05 06:43 | 20m | -9 / -19 | W2YR | +4 / - | 5 | ✓ Verified |
| 06-05 06:41 | 20m | -13 / -9 | PD1HPB | +7 / -11 | 2 | Partial |
| 06-05 06:39 | 20m | - / - | SP8ADU | +12 / - | 2 | ✓ Confirmed |
| 06-05 06:36 | 20m | - / - | <...> | 0 / - | 2 | Partial |
| 06-05 06:34 | 20m | - / -2 | UR5WCS | -3 / - | 2 | Partial |
| 06-05 06:30 | 20m | - / - | KD9YLL | +6 / - | 2 | Partial |
| 06-05 06:29 | 20m | - / -21 | RV9WJP | -2 / - | 2 | Partial |
| 06-05 06:28 | 20m | - / - | W9VOF | 0 / - | 2 | Partial |
| 06-05 06:25 | 20m | - / -24 | TN8GD | -4 / - | 3 | ✓ Confirmed |
| 06-05 06:19 | 20m | +8 / -6 | R6UA | +2 / -7 | 5 | ✓ Complete |
| 06-05 06:17 | 20m | -18 / -19 | ND9M | +7 / +2 | 4 | ✓ Complete |
| 06-05 06:15 | 20m | +2 / +3 | R1QD | +3 / -11 | 5 | ✓ Complete |
| 06-05 06:12 | 20m | - / -14 | KA3IRT | -7 / - | 3 | ✓ Confirmed |
| 06-04 16:08 | 20m | - / -22 | <...> | -2 / - | 2 | Partial |
| 06-04 16:08 | 20m | -8 / - | YB2CPO | - / - | 2 | Partial |
| 06-04 16:06 | 20m | - / -11 | 2E0UMK | -7 / - | 3 | ✓ Confirmed |
| 06-04 15:48 | 10m | - / +9 | 7Q3CM | +6 / - | 4 | Partial |
| 06-04 06:17 | 20m | - / -10 | KM4TDZ | +7 / - | 3 | Partial |
Station Log
20m
UTC dB Freq Message 054245 -4 1473 CQ HB9TWU JN36 (x2) 054345 -11 1473 DK3WH HB9TWU -16 (x2) 054530 -5 1455 HB9TWU YO2LZS KN15 054530 -17 2108 HB9TWU DL3RAJ JN68 054600 +3 1456 HB9TWU YO2LZS KN15 054600 -4 2115 VK3OM HB9TWU R-19 (x3) 054730 -3 2115 CQ HB9TWU JN36 054830 -3 2107 HB9TWU DL3RAJ JN68 (x4)
40m
UTC dB Freq Message 065915 -3 1629 HB9TWU DL3JJ R-13 065930 -19 1630 DL3JJ HB9TWU RR73 065945 -5 1629 HB9TWU DL3JJ 73 070100 -23 1630 SP3EMA HB9TWU -13 070115 -15 1243 HB9TWU SP3EMA R-04 070130 -20 1630 SP3EMA HB9TWU RR73 070145 -13 1243 HB9TWU SP3EMA 73 070230 -18 1630 M9PJK HB9TWU RR73 070300 -18 1630 CQ HB9TWU JN36 070315 -4 2063 HB9TWU DJ3HW JO42 070330 -17 1630 DJ3HW HB9TWU -07 070345 -1 2063 HB9TWU DJ3HW R+08 070400 -19 1630 DJ3HW HB9TWU RR73 070415 -5 2063 HB9TWU DJ3HW 73 070430 -20 1630 CQ HB9TWU JN36
10m
UTC dB Freq Message 154615 -4 1585 SQ4FXT HB9TWU RR73 154700 +6 1585 CQ HB9TWU JN36 154815 +0 2707 7Q3CM HB9TWU JN36 (x4)
60m
UTC dB Freq Message 175400 -23 1291 HB9TWU F4FHM/QRP +06 175400 -3 721 HB9TWU DL3MR R-11 (x2) 175615 -20 1528 PA2WCB HB9TWU -02 175815 -18 1528 ON6CQ HB9TWU RR73 175845 -23 1529 CQ HB9TWU JN36 a1 175900 +7 2129 HB9TWU OK1BN JO70 175915 -20 1528 OK1BN HB9TWU +08 175930 +7 2129 HB9TWU OK1BN R+03 175945 -19 1528 OK1BN HB9TWU RR73 180000 -23 1528 HB9TWU F5LMJ JN28 180000 +10 2129 HB9TWU OK1BN 73 180045 -22 1528 F5LMJ HB9TWU RR73 180100 -24 1528 HB9TWU F5LMJ 73 064930 -7 1268 HB9TWU DK9FE JO40
80m
UTC dB Freq Message 172930 -13 1384 HB9TWU SP3EIE JO83 173200 -14 2317 HB9TWU OE5DML R-13 (x2) 173530 -22 1841 HB9TWU <...> R-22 (x2)