DF4SI — FT8 station from Fed. Rep. of Germany

Fed. Rep. of Germany Grid: JO62

Amateur radio station DF4SI operating from Fed. Rep. of Germany (grid square JO62). 679 FT8 spots received at SO8OO WebSDR, 242 CQ calls, active on 60m, 40m, 20m, over 17 days, best SNR +18 dB. Heard between 2026-04-22 and 2026-06-25.

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

Overview

679
Total spots
242
CQ calls
17
Days active
-6 dB
Avg SNR

Bands

40m 60m 20m
First seen: 2026-04-22
Last seen: 2026-06-25 16:55 UTC

Frequent QSO partners observed at SO8OO

Stations DF4SI worked most often, as logged from our receiver:

Activity Heatmap

Location

QSO Logbook (as observed from SO8OO)

Format: our rx / partner reports

TimeBandDF4SIPartnerPartner SNRMsgs
06-25 18:52 40m -12 / - DK3TNA - / -15 4 ✓ Confirmed
06-25 18:45 40m -14 / - F5RRS - / - 3 Partial
06-16 18:58 40m -14 / - DG2EBG - / - 2 Partial
06-16 18:54 40m -2 / - DL2YBG - / - 4 Partial
06-16 18:53 40m -12 / - DG2EBG - / - 4 Partial
06-16 18:42 40m +12 / - DL6MRS - / - 2 Partial
06-16 18:38 40m -16 / - DG2EBG - / - 3 Partial
06-16 18:35 40m -1 / - E70SZ - / - 6 Partial
06-16 18:25 40m -4 / - UX7QV - / - 7 Partial
06-16 17:56 40m 0 / - 5P1KZX - / -9 2 ✓ Confirmed
06-16 17:31 40m -12 / - DK7UY - / -9 5 ✓ Confirmed
06-16 17:29 40m -2 / - DF0KK - / -6 3 ✓ Confirmed
06-16 17:28 40m -11 / - DK7UY - / - 4 Partial
06-16 17:27 40m -4 / - DM5ME - / - 2 Partial
06-14 19:07 20m - / - 2E1HAT +6 / - 10 Partial
06-14 19:04 20m - / - JA4FKX -4 / - 2 ✓ Confirmed
06-14 18:43 20m -10 / - TA2ANK - / -3 2 ✓ Confirmed
06-09 14:18 20m - / +8 2E1HAT +6 / - 6 Partial
06-09 14:17 20m -14 / - RD4AAK - / -3 2 Partial
06-09 14:10 20m - / +2 MD0CCE +12 / - 11 ✓ Confirmed
06-02 20:41 40m 0 / - OZ5AGJ - / - 2 Partial
06-02 20:22 40m -2 / -3 DG2EKO -9 / -14 7 ✓ Complete
06-02 20:22 40m +3 / - IK4LZH - / - 4 Partial
06-02 20:21 40m +2 / - F1IQH - / - 4 Partial
06-02 20:18 40m -3 / -22 PD2HVT -10 / -6 6 ✓ Complete
06-02 20:11 40m -5 / - SV1EKI - / - 5 Partial
06-02 19:57 40m -7 / - SV1EKI - / -10 9 Partial
06-02 19:56 40m -6 / - SP5LST - / -12 4 Partial
06-02 19:43 40m - / - IW2JMS -6 / - 2 Partial
06-02 19:29 40m +6 / -5 UX7QV -4 / - 8 Partial
06-02 19:20 40m 0 / - DK1GP -8 / -18 5 ✓ Verified
06-02 19:20 40m +11 / - US2YW - / - 4 Partial
06-02 19:11 40m -6 / -11 SP9UPH -8 / -14 7 ✓ Complete
06-02 19:04 40m +1 / -11 DL8TV -2 / -11 7 ✓ Complete
06-02 19:04 40m +9 / - DM5KM - / - 7 Partial
06-02 19:00 40m +15 / - IZ0ZIP -6 / -13 6 ✓ Complete
06-02 18:55 40m - / - IT9WCN -9 / - 5 Partial
06-02 18:53 40m +9 / -18 IW0QCR -4 / +1 3 ✓ Complete
06-02 18:51 40m - / -3 OO0O -7 / - 2 ✓ Confirmed
06-02 18:51 40m +2 / - F4HEA - / - 3 Partial
06-02 18:50 40m +12 / - IZ0ZIP - / -10 2 Partial
06-02 18:35 40m - / - UA1ZFL -7 / - 3 Partial
06-02 18:03 60m -10 / - DB9LG -11 / -1 3 ✓ Complete
06-01 19:15 20m - / - TT1GD -10 / - 2 Partial
06-01 19:10 20m -11 / - BG4OOO - / -15 2 ✓ Confirmed
06-01 19:07 20m - / - <...> -12 / - 3 Partial
05-31 18:44 20m +5 / -21 DL3MIB +14 / -12 13 Partial
05-31 18:43 20m -11 / - BH1PYG +13 / -2 2 Partial
05-31 18:39 20m - / - BG4OOO +11 / - 3 Partial
05-31 18:34 20m - / - TF8KY +7 / - 5 Partial

Station Log

40m 
UTC    dB  Freq  Message
185430 -13 1895  DF4SI DG2EBG JO31 (x2)
185500  +1 2286  DF4SI DL2YBG JO42 (x3)
185800 -13 1900  DF4SI DG2EBG JO31 (x2)
184545 -15 1857  DF4SI F5RRS JN36
184545  -5  335  DF4SI RX7K KN74
184615 -14 1857  DF4SI F5RRS JN36 (x2)
185230 -17 1238  DF4SI DK3TNA JO62 (x4)
60m 
UTC    dB  Freq  Message
211430  +0  689  SP6ZT DF4SI +08 (x3)
175730 -11  683  CQ DF4SI JN58 (x6)
180330 -10  734  DF4SI DB9LG -01
180345 -11  686  DB9LG DF4SI R+11
180400 -11  734  DF4SI DB9LG RR73
181100 -13  276  CQ DF4SI JN58                         a1
181800 -20 1572  DF4SI IQ0FR +01
184945 -17 1206  CQ DF4SI JN58
20m 
UTC    dB  Freq  Message
184300 -13  710  DF4SI TA2ANK -03 (x2)
185845  -5  582  9K2MP DF4SI JN58
190445  -9  582  JA4FKX DF4SI JN58 (x2)
190745  +9  582  2E1HAT DF4SI JN58 (x10)

SNR History by Band