UD4F — FT8 station from European Russia

European Russia Grid: ?

Amateur radio station UD4F operating from European Russia. 42 FT8 spots received at SO8OO WebSDR, 1 CQ calls, active on 80m, 20m, 10m, over 8 days, best SNR +4 dB. Heard between 2026-06-19 and 2026-07-25.

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Overview

42
Total spots
1
CQ calls
8
Days active
-13 dB
Avg SNR

Bands

80m 20m 10m
First seen: 2026-06-19
Last seen: 2026-07-25 01:44 UTC

Frequent QSO partners observed at SO8OO

Stations UD4F worked most often, as logged from our receiver:

Activity Heatmap

Location

QSO Logbook (as observed from SO8OO)

Format: our rx / partner reports

TimeBandUD4FPartnerPartner SNRMsgs
07-25 03:44 20m -8 / - YO4NF - / +5 2 Partial
07-13 15:06 40m - / -5 RI1PC -8 / - 3 Partial
07-13 15:01 40m - / -5 RI1PC -13 / - 2 Partial
07-10 10:27 10m -24 / - PA0HCL - / +7 2 ✓ Confirmed
07-10 09:01 10m - / +7 DO1ID -10 / - 2 Partial
07-10 09:00 10m - / -4 OZ7FOC -12 / - 2 ✓ Confirmed
07-10 08:51 10m - / -5 OE3ZIO -19 / - 3 Partial
07-10 08:46 10m - / -9 DL1UDO -18 / - 2 Partial
07-10 08:40 10m - / +3 G3VCQ -17 / - 2 ✓ Confirmed
07-09 09:51 10m - / - EA3EDU -4 / - 3 Partial
07-09 09:48 10m - / -1 DG6TOM -5 / - 3 ✓ Confirmed
07-09 09:47 10m - / +9 YU6DX -6 / - 2 ✓ Confirmed
07-09 09:46 10m - / - EA4FVT -2 / - 2 Partial
07-09 09:44 10m - / +1 EA5LZ -6 / - 2 Partial
07-09 09:42 10m - / +3 EC1DIR -6 / - 3 ✓ Confirmed
07-09 09:41 10m - / +4 EA5LZ -4 / - 2 Partial
07-09 09:38 10m - / +9 F5CUN -12 / - 2 ✓ Confirmed
07-09 09:36 10m - / - EA1IIF -18 / - 4 Partial
07-09 09:32 10m - / -6 CT7AUT -16 / - 2 ✓ Confirmed
07-09 09:28 10m - / - EA3RCK -18 / - 2 Partial
07-09 09:26 10m -24 / -4 IU3UNC -22 / -1 4 ✓ Complete
07-09 08:26 10m - / +1 OH5FI -16 / - 2 ✓ Confirmed
07-09 08:23 10m - / -12 DO7TTR -10 / - 3 Partial
07-09 08:21 10m - / -1 YU1BV -8 / - 2 ✓ Confirmed
07-09 08:13 10m - / - S59A -20 / - 2 ✓ Confirmed
07-09 06:01 10m -8 / - R6TA - / - 4 Partial
07-08 12:49 10m -12 / - DO6FM -20 / -20 4 ✓ Verified
07-08 12:46 10m - / -12 EA3ISZ -18 / - 2 Partial
07-08 12:43 10m - / -8 EA3ISZ -16 / - 2 Partial
07-08 12:21 10m -14 / - DL8LE - / -20 5 Partial
07-08 12:13 10m - / - OH3DJP -11 / - 2 ✓ Confirmed
07-08 12:02 10m - / +6 EB5HRZ -21 / - 2 ✓ Confirmed
07-08 11:58 10m - / -2 DO7BE -8 / - 2 ✓ Confirmed
07-08 11:53 10m -12 / - IK1UGX - / -12 2 ✓ Confirmed
07-08 11:46 10m - / -9 LA1HW -11 / - 2 Partial
07-08 11:39 10m - / -8 DL2HRT -15 / - 2 Partial
07-08 11:38 10m - / -3 EA5QS -18 / - 2 ✓ Confirmed
07-08 11:19 10m - / -7 EA5QS -18 / - 2 Partial
07-08 11:13 10m -6 / - HB9DBM -12 / -4 3 ✓ Complete
07-08 11:07 10m -15 / - RL3K - / - 3 Partial
07-07 12:54 10m -17 / - DN9AD - / - 2 Partial
07-07 11:30 10m -16 / - IZ5SIH - / -13 2 ✓ Confirmed
07-02 18:59 80m - / -15 TN8GD +6 / - 2 ✓ Confirmed
06-19 19:22 20m -13 / -2 TJ1GD/P +9 / -9 7 ✓ Complete

Station Log

20m 
UTC    dB  Freq  Message
020130 -21 2053  KB5RW UD4F LO23
192215 +12 1834  TJ1GD/P UD4F -02 (x2)
192300 -10 1834  UD4F TJ1GD/P R-09
192315  +9 1834  TJ1GD/P UD4F RR73
192330 -14 1834  UD4F TJ1GD/P R-09
192345  +5 1834  TJ1GD/P UD4F RR73
192400 -14 1834  UD4F TJ1GD/P 73
034245  +0 3035  CQ UD4F LO33
034315  +0 3035  VE4ZIM UD4F R-13
034400  -7 3035  UD4F YO4NF +05 (x2)
40m 
UTC    dB  Freq  Message
145415 -14 2542  RI1PC UD4F -14 (x7)
10m 
UTC    dB  Freq  Message
084115 -15 1796  G3VCQ UD4F RR73
084600 -17 1564  DL1UDO UD4F -09 (x2)
084930  -4  583  <...> UD4F -01
085145 -18 1570  OE3ZIO UD4F -05 (x3)
085345  -6  605  SP9JMZ UD4F +04
085945 -17 1381  OK2VX UD4F +12
090045 -12 1281  OZ7FOC UD4F -04
090145 -11  837  DO1ID UD4F +07 (x2)
090245 -11  837  OZ7FOC UD4F RR73
102745 -24 1563  UD4F PA0HCL R+07 (x2)
80m 
UTC    dB  Freq  Message
185915  +4 1021  TN8GD UD4F -15 (x2)
190000  +4 1022  UD4F RA3RDN LO02

SNR History by Band