HB9TWU — FT8 station from Switzerland

Switzerland Grid: JN36

Amateur radio station HB9TWU operating from Switzerland (grid square JN36). 684 FT8 spots received at SO8OO WebSDR, 334 CQ calls, active on 80m, 60m, 40m, 20m, 10m, over 23 days, best SNR +19 dB. Heard between 2026-04-21 and 2026-06-06.

FT8DB and SO8OO WebSDR are a hobby project maintained solo. ☕ Buy me a coffee

Overview

684
Total spots
334
CQ calls
23
Days active
-8 dB
Avg SNR

Bands

80m 20m 40m 60m 10m
First seen: 2026-04-21
Last seen: 2026-06-06 05:31 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

TimeBandHB9TWUPartnerPartner SNRMsgs
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
06-04 06:16 20m - / - NL8F -3 / - 2 Partial
06-04 06:14 20m -14 / -2 RI0SP +9 / -14 3 Partial
06-04 06:12 20m - / - T48FCR +10 / - 4 Partial
06-04 06:07 20m - / -5 EU1FQ 0 / - 2 ✓ Confirmed
06-04 06:04 20m - / -18 NL8F -2 / - 4 Partial
06-04 06:02 20m -7 / - RA6OY - / - 3 Partial
06-04 05:56 20m - / -4 R2BRD +1 / - 3 Partial
06-04 05:54 20m - / -8 HI3QMT -16 / - 2 Partial
06-03 06:53 20m - / +3 DL6UCK 0 / - 2 ✓ Confirmed
06-03 06:49 20m - / -13 NK1I +8 / - 4 Partial

Station Log

20m 
UTC    dB  Freq  Message
072430  +7 1290  CQ HB9TWU JN36
072445 -17 2689  HB9TWU R3BGZ KO85
072530  +7 1290  CQ HB9TWU JN36
072600  +9 1290  UR5WCS HB9TWU -18 (x6)
072930  +6 1290  CQ HB9TWU JN36 (x2)
073100  -9 1978  HB9TWU 7M1MCU -12
073130  +6 1227  CQ HB9TWU JN36
073130 -11 1978  HB9TWU 7M1MCU -12
073200  +3 1228  UN3P HB9TWU JN36
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)

SNR History by Band