HB9TWU — FT8 station from Switzerland
Amateur radio station HB9TWU operating from Switzerland. 1,453 FT8 spots received at SO8OO WebSDR, 985 CQ calls, active on 40m, 20m, 10m, over 50 days, best SNR +26 dB. Heard between 2026-05-13 and 2026-08-10.
FT8DB and SO8OO WebSDR are a hobby project maintained solo. ☕ Buy me a coffee
Overview
1,453
Total spots
985
CQ calls
50
Days active
-7 dB
Avg SNR
Bands
20m
40m
10m
First seen: 2026-05-13
Last seen: 2026-08-10 04:41 UTC
Last seen: 2026-08-10 04:41 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 | |
|---|---|---|---|---|---|---|
| 08-10 06:39 | 20m | -4 / - | DL1EMV | -8 / - | 7 | ✓ Complete |
| 08-10 06:39 | 20m | - / -4 | M0IOY | -8 / - | 2 | ✓ Confirmed |
| 08-10 06:38 | 20m | -5 / - | DL7RAY | - / - | 2 | Partial |
| 08-10 06:33 | 20m | - / +7 | PD2WS | -10 / - | 2 | ✓ Confirmed |
| 08-10 06:32 | 20m | - / - | PD1GOL | -5 / - | 2 | ✓ Confirmed |
| 08-10 06:31 | 20m | - / -8 | EA3GXK | -8 / - | 2 | ✓ Confirmed |
| 08-10 06:29 | 20m | -10 / - | OK5LR | -6 / - | 3 | ✓ Verified |
| 08-10 06:26 | 20m | - / -24 | EA7UW | -9 / - | 4 | Partial |
| 08-10 06:23 | 20m | - / -18 | PD0WL | -8 / - | 2 | ✓ Confirmed |
| 08-10 06:22 | 20m | - / -24 | LY1DY | -8 / - | 2 | ✓ Confirmed |
| 08-10 06:21 | 20m | - / -8 | OS4K | -2 / - | 2 | ✓ Confirmed |
| 08-10 06:20 | 20m | -21 / - | OZ6P | -11 / - | 2 | ✓ Verified |
| 08-10 06:09 | 40m | -24 / - | DL5MKR | -23 / - | 2 | ✓ Verified |
| 08-10 06:03 | 40m | -15 / -12 | DK6WH | -21 / -9 | 2 | Partial |
| 08-10 05:28 | 20m | - / -14 | SQ8AA | -11 / - | 2 | Partial |
| 08-10 05:23 | 20m | +2 / - | R2EC | -12 / -12 | 4 | ✓ Verified |
| 08-09 06:53 | 40m | -24 / -7 | DJ7BU | -23 / +2 | 3 | Partial |
| 08-09 06:51 | 40m | - / -7 | CN8NS | -22 / - | 2 | Partial |
| 08-09 06:26 | 20m | - / - | OE5WRO | -7 / - | 3 | ✓ Confirmed |
| 08-09 06:19 | 20m | - / -12 | UA3ECJ | -10 / - | 2 | ✓ Confirmed |
| 08-09 06:14 | 20m | - / - | OH1LA | -10 / - | 2 | ✓ Confirmed |
| 08-09 06:12 | 20m | - / -10 | JH7QXL | -6 / - | 2 | ✓ Confirmed |
| 08-09 05:28 | 20m | - / -9 | YL2TM | -18 / - | 2 | ✓ Confirmed |
| 08-09 05:11 | 20m | - / -13 | XV9T | -23 / - | 3 | Partial |
| 08-09 05:06 | 20m | - / -11 | E75W | -20 / - | 2 | ✓ Confirmed |
| 08-09 05:03 | 20m | - / -15 | R2DZP | -12 / - | 2 | ✓ Confirmed |
| 08-07 08:43 | 20m | - / -24 | SH0RGE | -5 / - | 3 | Partial |
| 08-07 08:38 | 20m | -8 / -24 | HB9DGZ | -12 / - | 6 | Partial |
| 08-07 08:32 | 20m | -18 / - | OH3CD | -15 / - | 2 | ✓ Verified |
| 08-07 08:28 | 20m | - / -13 | CT7ATA | -10 / - | 2 | ✓ Confirmed |
| 08-07 08:26 | 20m | - / +3 | US6UZ | -10 / - | 2 | ✓ Confirmed |
| 08-07 08:22 | 20m | +1 / -24 | F1PBZ | -6 / -20 | 3 | ✓ Complete |
| 08-07 08:19 | 20m | -10 / +3 | R4ML | -10 / - | 4 | ✓ Complete |
| 08-07 08:17 | 20m | - / -7 | SM7RDT | -14 / - | 2 | ✓ Confirmed |
| 08-07 05:45 | 20m | -16 / -18 | R2PX | -6 / - | 4 | ✓ Verified |
| 08-07 05:41 | 20m | -14 / -24 | F5HNQ | -10 / -15 | 4 | ✓ Complete |
| 08-07 05:39 | 20m | -12 / -9 | OE9KFV | -17 / -4 | 3 | ✓ Complete |
| 08-07 05:38 | 20m | - / +5 | UR0UF | -13 / - | 2 | ✓ Confirmed |
| 08-07 05:33 | 20m | - / - | K5MGY | -12 / - | 2 | Partial |
| 08-07 05:31 | 20m | - / -23 | F1ABL | -12 / - | 2 | ✓ Confirmed |
| 08-07 05:24 | 20m | - / -19 | <...> | -11 / - | 6 | Partial |
| 08-07 05:23 | 20m | -11 / - | CT3MD | - / - | 4 | Partial |
| 08-07 05:12 | 20m | -13 / -9 | RA6FSV | -2 / -6 | 6 | ✓ Complete |
| 08-07 05:08 | 20m | - / -13 | TA3F | -3 / - | 5 | Partial |
| 08-07 05:07 | 20m | - / -11 | RD3FY | -6 / - | 2 | ✓ Confirmed |
| 08-05 06:14 | 20m | - / +5 | 8S7DL | -9 / - | 5 | Partial |
| 08-05 06:06 | 20m | - / -13 | AH6U | -8 / - | 6 | ✓ Confirmed |
| 08-05 05:58 | 20m | - / -18 | 5N0YEN | -8 / - | 4 | ✓ Confirmed |
| 08-04 09:29 | 20m | - / -9 | JJ2IJU | -10 / - | 2 | ✓ Confirmed |
| 08-04 09:26 | 20m | - / -5 | 7K1CPT | -13 / - | 5 | ✓ Confirmed |
Station Log
20m
UTC dB Freq Message 063645 -13 1283 CQ HB9TWU JN36 (x4) 063845 -7 1248 HB9TWU DL7RAY JO53 063900 -8 1283 M0IOY HB9TWU -04 063915 -3 1248 HB9TWU DL7RAY JO53 063915 -5 401 HB9TWU DL1EMV JO31 063930 -8 1283 M0IOY HB9TWU RR73 063945 -2 401 HB9TWU DL1EMV JO31 (x2) 064100 -10 1283 DL1EMV HB9TWU +22 064115 -6 400 HB9TWU DL1EMV R+33 064130 -7 1283 DL1EMV HB9TWU RR73 064145 -6 400 HB9TWU DL1EMV 73
40m
UTC dB Freq Message 055445 -18 1665 CQ HB9TWU JN36 (x7) 060345 -21 1666 DK6WH HB9TWU -12 060400 -15 1342 HB9TWU DK6WH R-09 060545 -20 1666 CQ HB9TWU JN36 060900 -24 1589 HB9TWU DL5MKR JO60 060900 -13 782 HB9TWU <...> -19 060945 -23 1725 DL5MKR HB9TWU RR73 061145 -24 1725 CQ HB9TWU JN36 a1 (x2)
10m
UTC dB Freq Message 154815 +0 2707 7Q3CM HB9TWU JN36 (x4) 072600 -12 1543 DN9KB HB9TWU -24 072630 -5 1543 UD8S HB9TWU JN36 072700 -2 1543 PA2RO HB9TWU +08 (x2) 072800 -6 1543 VK3NFS HB9TWU JN36 (x3) 072930 +0 1543 CQ HB9TWU JN36 073045 -1 1875 HB9TWU DN9KB R-17 152830 -15 1931 LY1SR HB9TWU R+06 (x2)