HB9RTR — FT8 station from Switzerland

Switzerland Grid: JN36

Amateur radio station HB9RTR operating from Switzerland (grid square JN36). 56 FT8 spots received at SO8OO WebSDR, 19 CQ calls, active on 40m, 20m, over 3 days, best SNR +25 dB. Heard between 2026-04-21 and 2026-06-04.

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

Overview

56
Total spots
19
CQ calls
3
Days active
-5 dB
Avg SNR

Bands

20m 40m
First seen: 2026-04-21
Last seen: 2026-06-04 20:06 UTC

Frequent QSO partners observed at SO8OO

Stations HB9RTR worked most often, as logged from our receiver:

Activity Heatmap

Location

QSO Logbook (as observed from SO8OO)

Format: our rx / partner reports

TimeBandHB9RTRPartnerPartner SNRMsgs
06-04 21:47 20m +22 / - EA3IDY - / -23 8 ✓ Confirmed
06-02 21:36 20m - / - EP2AES -10 / - 2 Partial
06-02 21:33 20m -5 / - EA1IOK -12 / -8 5 ✓ Verified
06-02 21:32 20m - / -23 BA8BLK -14 / - 2 ✓ Confirmed
06-02 21:24 20m -6 / - HL2CFY - / - 3 ✓ Confirmed
06-02 21:19 20m - / - EP2AES -5 / - 3 Partial
06-02 21:15 20m - / -11 TY5AD -13 / - 2 Partial
06-02 21:01 20m -13 / - JA9CHI - / -18 3 ✓ Confirmed
06-02 20:52 20m -4 / - EA1IOK - / -17 3 Partial
06-02 20:44 20m -9 / - JA9CHI - / -22 5 Partial
06-02 20:25 20m -5 / - UA1WA - / -3 3 ✓ Confirmed
04-21 21:53 40m - / - LU7XZ -10 / - 4 Partial
04-21 21:49 40m - / - AP5ARS -14 / - 2 Partial
04-21 21:13 20m -16 / - PY2VE - / -14 2 ✓ Confirmed
04-21 21:11 20m -16 / - PY2AB - / -10 2 ✓ Confirmed

Station Log

20m 
UTC    dB  Freq  Message
214315 -13 1463  SP5NOD HB9RTR -19
214445 -13 1463  CQ HB9RTR JN36 (x2)
214700 +24 2697  HB9RTR EA3IDY JN01 (x8)
215345 -21 1228  CQ HB9RTR JN36                        a1
220415 -13  976  LU3HYV HB9RTR RR73
220430  -2  975  HB9RTR KB2ELA -06
220615  -9  778  CQ HB9RTR JN36
40m 
UTC    dB  Freq  Message
214900 -12 2197  AP5ARS HB9RTR JN36 (x2)
215300  -9 2197  LU7XZ HB9RTR JN36 (x4)
215630 -12 2197  CQ HB9RTR JN36 (x6)

SNR History by Band