HB9DAU — FT8 station from Switzerland

Switzerland Grid: JN47

Amateur radio station HB9DAU operating from Switzerland (grid square JN47). 878 FT8 spots received at SO8OO WebSDR, 104 CQ calls, active on 160m, 80m, 40m, 20m, 10m, over 38 days, best SNR +24 dB. Heard between 2026-04-21 and 2026-06-16.

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

Overview

878
Total spots
104
CQ calls
38
Days active
-5 dB
Avg SNR

Bands

80m 20m 40m 10m 160m
First seen: 2026-04-21
Last seen: 2026-06-16 13:12 UTC

Activity Heatmap

Location

QSO Logbook (as observed from SO8OO)

Format: our rx / partner reports

TimeBandHB9DAUPartnerPartner SNRMsgs
06-15 20:52 40m -10 / -8 CT7AXN -10 / -13 6 ✓ Complete
06-15 20:49 40m -7 / - OE7DRT - / -8 4 ✓ Confirmed
06-09 21:24 20m +1 / - IQ4JO -20 / -19 4 ✓ Verified
06-09 19:35 10m -12 / - PV8AJ - / -21 2 ✓ Confirmed
06-08 09:58 10m +14 / -7 R2EA -15 / -15 3 ✓ Complete
06-08 05:52 40m -11 / - DL1UDO - / - 2 Partial
06-07 21:02 20m +8 / -10 5Z4VJ -4 / -15 6 ✓ Complete
06-07 19:49 20m -9 / - JH6GSR -16 / -9 5 ✓ Verified
06-07 05:42 40m +6 / - OK8DCC - / -7 5 ✓ Confirmed
06-06 23:11 40m -18 / - IZ8PPI - / -15 2 Partial
06-06 23:08 40m - / - CT1BFP -13 / - 2 Partial
06-06 23:02 40m -6 / -2 GM1TGY -12 / -2 4 ✓ Complete
06-06 22:57 40m +2 / - Z62NS -12 / -21 6 ✓ Verified
06-06 22:19 20m -12 / - RA6OY -1 / -8 6 Partial
06-05 23:11 40m +2 / - F4FLF - / -8 3 ✓ Confirmed
06-05 07:08 20m - / -15 NK1I -21 / - 4 Partial
06-05 07:06 20m - / - ER3CT -13 / - 2 Partial
06-05 06:59 20m - / - TT1GD -10 / - 2 Partial
06-05 06:19 20m +6 / - SV3AUW - / -10 2 ✓ Confirmed
06-05 05:46 20m -14 / - TT1GD - / -14 2 Partial
06-04 22:18 20m -6 / - EA8ACW - / -15 3 Partial
06-04 21:22 20m -5 / -15 9M2RSI -8 / - 2 ✓ Verified
06-04 04:32 40m -5 / -2 F4BYA -20 / -7 5 ✓ Complete
06-04 04:26 40m -1 / +9 OO7J -12 / -13 5 ✓ Complete
06-04 04:17 40m -4 / - LA3BO - / -10 2 ✓ Confirmed
06-04 04:02 20m - / - TI5RR -12 / - 2 Partial
06-04 04:01 20m - / -4 OM2IB -18 / - 2 ✓ Confirmed
06-04 03:36 20m - / - 4U1UN -11 / - 2 Partial
06-03 21:17 20m - / - 4L7T -12 / - 5 Partial
06-03 13:11 10m - / - YD2ADB -6 / - 2 Partial
06-03 13:06 10m - / - IK7FJR +1 / - 6 Partial
06-03 10:05 10m - / - YB1HR -14 / - 8 Partial
06-03 10:04 10m - / -1 <...> -11 / - 2 Partial
06-03 10:02 10m -9 / - R95WTA -11 / -7 5 ✓ Complete
06-03 10:00 10m -20 / -3 ER3CT -17 / -14 4 ✓ Complete
06-03 09:42 10m -4 / - PD5SAP - / -14 2 ✓ Confirmed
06-03 09:02 10m +2 / - LZ4VR - / -16 2 ✓ Confirmed
06-03 08:57 10m +3 / - OZ5PST - / -24 3 ✓ Confirmed
06-03 08:53 10m - / - OH3DJP -14 / - 4 Partial
06-03 08:49 10m -13 / - SN4K - / -10 2 ✓ Confirmed
06-03 08:38 10m -3 / +2 SP2OOO -15 / -22 2 Partial
06-03 08:33 10m - / - SP2OOO -13 / - 2 Partial
06-03 07:59 20m -10 / - DF2HZ -2 / -13 3 ✓ Verified
06-03 02:42 20m -3 / - KB1TZ - / -9 2 ✓ Confirmed
06-03 02:15 40m - / - W3UCA -1 / - 5 Partial
06-03 02:12 40m - / - W2SM -13 / - 5 Partial
06-03 02:08 40m - / - KA1MXL -8 / - 2 Partial
06-03 02:06 40m - / - 4X1QQ -11 / - 3 Partial
06-03 02:02 40m - / - KC4RNF +3 / - 3 Partial
06-03 02:00 40m - / - PV8AJ -14 / - 2 Partial

Station Log

20m
UTC    dB  Freq  Message
212445  -4 2885  HB9DAU IQ4JO JN63 (x2)
212530 -20 1210  IQ4JO HB9DAU RRR
212545  +0 2885  HB9DAU IQ4JO 73
212800 -20 1179  CQ HB9DAU JN47 (x2)
213000 -19 1178  R2DIH HB9DAU -03
201345  -8 1718  MI0JZZ HB9DAU JN47
201700  +7 1510  HB9DAU 9A5AZK 73
202245 -12 1692  EI9KF HB9DAU R-18 (x2)
031530 -12 1687  CQ HB9DAU JN47
190715 -11 2322  HB9DAU RN1QG 73
201845 -21 1516  7X5CY HB9DAU JN47
151215 -13 1563  CQ HB9DAU JN47                        a1
40m
UTC    dB  Freq  Message
061100 -13 2288  HB9DAU SM3JGG RR73
055145  -6 2639  HB9DAU F1PBZ -14
055215 -22 1827  HB9DAU SA7BYQ -12
055215 -13  751  HB9DAU DL1UDO JO31 (x2)
204900  -7 1631  HB9DAU OE7DRT JN57 (x4)
205200 -11 1631  CT7AXN HB9DAU JN47 (x2)
205345 -10 1539  HB9DAU CT7AXN -13
205400  -9 1587  CT7AXN HB9DAU R-08
205415  -9 1540  HB9DAU CT7AXN RR73
205430  -9 1588  CT7AXN HB9DAU 73
10m
UTC    dB  Freq  Message
095800 -15 1294  CQ HB9DAU JN47
095815 +10 2642  HB9DAU R2EA -15
095830 -15 1294  R2EA HB9DAU R-07
095845 +17 2643  HB9DAU R2EA RR73
095930 -14 1294  CQ HB9DAU JN47
100230 -11 1666  R2DX HB9DAU -13 (x2)
100700 -10 1408  CQ HB9DAU JN47 (x4)
100930  -8 1409  LZ2VQ HB9DAU -12
193500 -13 1567  HB9DAU PV8AJ -21 (x2)
200845  -8 2064  HB9DAU <...> -14
80m
UTC    dB  Freq  Message
225130 -11 1668  9A3AUH HB9DAU RRR
225145  +6 2054  HB9DAU 9A3AUH 73 (x2)
225315  +2  419  HB9DAU EA1IOK IN62
225330 -19 1668  EA1IOK HB9DAU -15
225345  +5  419  HB9DAU EA1IOK R-13
225400 -15 1668  EA1IOK HB9DAU RRR
225415  +7  419  HB9DAU EA1IOK 73
225530 -13 1668  CQ HB9DAU JN47 (x2)
225615 +10 2239  HB9DAU IQ4JO -08
225630 -17 1668  IQ4JO HB9DAU R-06 (x2)
225800 -14 1668  CQ HB9DAU JN47 (x2)
160m
UTC    dB  Freq  Message
212530  -8 1883  HB9DAU OK1DXR JO60 (x9)
042430  -6  846  HB9DAU F1PBZ -12 (x2)

SNR History by Band