GM4SUF — FT8 station from Scotland

Scotland Grid: IO77

Amateur radio station GM4SUF operating from Scotland (grid square IO77). 64 FT8 spots received at SO8OO WebSDR, 23 CQ calls, active on 20m, 10m, over 13 days, best SNR +5 dB. Heard between 2026-04-23 and 2026-07-21.

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

Overview

64
Total spots
23
CQ calls
13
Days active
-13 dB
Avg SNR

Bands

20m 10m
First seen: 2026-04-23
Last seen: 2026-07-21 14:01 UTC

Frequent QSO partners observed at SO8OO

Stations GM4SUF worked most often, as logged from our receiver:

Activity Heatmap

Location

QSO Logbook (as observed from SO8OO)

Format: our rx / partner reports

TimeBandGM4SUFPartnerPartner SNRMsgs
07-21 16:07 20m - / - S21ALT -10 / - 2 Partial
07-21 16:04 20m - / - S21ALT -6 / - 2 Partial
07-21 16:03 20m - / -13 UB4CLL -10 / - 2 ✓ Confirmed
07-21 16:02 20m - / -11 BG7BMG -13 / - 2 ✓ Confirmed
07-19 15:32 10m -18 / - R7OV - / -13 3 Partial
07-11 11:52 20m -23 / - PD1ADA - / - 2 Partial
06-25 12:31 20m -14 / - DL1R - / -10 2 ✓ Confirmed
06-25 12:28 20m -6 / - YO6PPX - / - 3 ✓ Confirmed
06-25 12:26 20m - / -7 HI3A -17 / - 3 Partial
06-25 12:24 20m -14 / - DL7DO - / - 2 ✓ Confirmed
06-25 12:19 20m -20 / - YT1VDA - / - 2 ✓ Confirmed
06-25 12:18 20m -20 / - PD1WMD - / - 2 ✓ Confirmed
06-23 15:08 20m - / -7 OK5LR -19 / - 2 ✓ Confirmed
06-23 15:06 20m - / - DJ9HX -16 / - 2 ✓ Confirmed
06-23 15:03 20m -17 / -9 M8MWX -10 / -9 5 ✓ Complete
06-23 15:02 20m -7 / -17 F5IXN -6 / -9 5 ✓ Complete
06-23 15:01 20m - / -16 DB1EF -14 / - 2 ✓ Confirmed
06-22 15:23 10m -8 / - I4BUQ - / -19 2 ✓ Confirmed
06-11 13:47 10m -18 / - DO7GH - / +8 3 ✓ Confirmed
06-11 13:43 10m -12 / - F4LNM - / - 4 Partial
06-10 15:12 10m +1 / - F1PBZ - / - 2 ✓ Confirmed
05-17 14:02 20m - / - K4CAE -4 / - 4 Partial
05-17 12:17 20m - / -11 SQ7OCJ 0 / - 2 ✓ Confirmed
05-17 12:16 20m - / -2 DL1YS +2 / - 2 ✓ Confirmed
05-17 12:13 20m - / - EA1AJT +4 / - 3 Partial
05-17 12:12 20m - / -6 AO4RKB +4 / - 3 ✓ Confirmed
05-02 12:23 20m - / +5 IZ0HAM -12 / - 2 Partial
05-02 12:18 20m - / -14 IK0XBU/P -4 / - 2 Partial
05-02 12:17 20m -13 / - DL1YS/P -1 / - 2 ✓ Verified

Station Log

20m 
UTC    dB  Freq  Message
123215 -13 1418  GM4SUF DL1R 73
123400 -18 1418  CQ GM4SUF IO77
115200 -23 2036  GM4SUF PD1ADA JO21 (x2)
160115 -24 1663  S21ALT GM4SUF IO77
160145 -20 1663  CQ GM4SUF IO77
160215 -16 1664  BG7BMG GM4SUF R-11 (x2)
160315 -10 1663  UB4CLL GM4SUF R-13 (x2)
160415  -7 1664  S21ALT GM4SUF IO77 (x2)
160545  -3 1242  A71QQ GM4SUF IO77
160715  -3 1242  S21ALT GM4SUF IO77 (x2)
10m 
UTC    dB  Freq  Message
134700 -19 1539  GM4SUF DO7GH JN57 (x3)
135815 -23 1538  CQ GM4SUF IO77
140415 -24 1750  SP3EIE GM4SUF RR73
140445 -24 1750  CQ GM4SUF IO77 (x2)
141145 -24 1750  S55A GM4SUF RR73
114600  -1 2392  GM4SUF HB3YQY +05
152330  -9 1752  GM4SUF I4BUQ R-19 (x2)
153300 -15 1385  GM4SUF IK2VFR/P 73
153200 -15 1730  GM4SUF R7OV R-13 (x3)

SNR History by Band