GM4KHE — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Scotland Locator transmitted in a decoded message: IO75

Receiver-side FT8 activity involving GM4KHE, decoded by SO8OO in southeastern Poland. 436 related FT8 messages, 1 CQ messages, observed on 80m, 60m, 40m, 20m, 10m, across 74 UTC dates. Heard between 2026-05-24 and 2026-08-22.

These are automated observations at the SO8OO receiver, not the station's official logbook. Times are UTC. Decoder S/N describes messages received at SO8OO; inferred entity and location data may be inaccurate for portable, remote or special-event operation.

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Overview

436
Related messages
1
CQ messages
74
UTC dates heard
-4 dB
Mean decoder S/N

Bands

80m 20m 40m 60m 10m
First seen: 2026-05-24
Last seen: 2026-08-22 09:18 UTC

Frequent QSO partners observed at SO8OO

Stations GM4KHE worked most often, as logged from our receiver:

Activity Heatmap

Locator transmitted by GM4KHE

Approximate centre of IO75, decoded 2026-08-22 00:41 UTC. A transmitted locator is not proof of the operator's permanent location.

Observed FT8 exchanges

S/N cells show: decoded at SO8OO / report transmitted by the counterpart. An observed exchange is not a QSL or an official logbook confirmation.

Time UTCBandGM4KHE S/NCounterpartCounterpart S/NMsgsCapture
08-22 11:15 10m - / -17 EA3EDU -18 / - 7 ✓ Closing fragment
08-22 00:11 80m -22 / -6 DA6IT -10 / -6 4 ✓ Full exchange observed
08-22 00:08 80m -19 / - IK6GTF - / - 3 Partial capture
08-21 00:56 80m -24 / - KM2P - / - 5 Partial capture
08-21 00:48 40m -4 / - JY4CH - / - 2 Partial capture
08-21 00:45 40m -20 / - EX7CQ - / -13 2 Partial capture
08-20 00:57 40m -8 / - D2UY - / - 13 Partial capture
08-20 00:55 40m -20 / - PT2TD - / - 2 Partial capture
08-20 00:46 60m -15 / - KT4ZG - / - 2 Partial capture
08-20 00:42 40m -6 / - D2UY - / - 3 Partial capture
08-19 00:16 80m -6 / - BG8SRK - / - 4 Partial capture
08-19 00:12 80m -11 / - PY5/PY2TIM - / - 2 Partial capture
08-19 00:11 80m -7 / - <...> - / - 3 Partial capture
08-18 10:15 10m - / +2 DF2JK -16 / - 2 ✓ Closing fragment
08-18 00:52 80m - / -18 EA1AIQ -3 / - 4 Partial capture
08-16 00:58 60m -6 / - OZ0Q - / - 2 Partial capture
08-15 00:53 80m -23 / -14 DC2SF -6 / -12 6 Partial capture
08-15 00:32 80m - / - DL9ATW +8 / - 2 Partial capture
08-15 00:27 80m - / -15 DA0LH +20 / - 2 ✓ Closing fragment
08-15 00:22 80m -17 / - OZ0Q/LH - / - 3 Partial capture
08-15 00:08 60m - / -4 EA1KCN -14 / - 3 ✓ Closing fragment
08-15 00:07 60m - / -4 DH1VY -6 / - 2 ✓ Closing fragment
08-14 00:44 80m -20 / - R7CA - / - 2 Partial capture
08-14 00:40 60m -11 / -8 SE7LH -2 / -17 5 ✓ Full exchange observed
08-14 00:18 80m -20 / - EJ8JCB - / - 2 Partial capture
08-14 00:06 80m -20 / -11 DO6JSA -5 / -14 5 ✓ Full exchange observed
08-13 01:03 80m -12 / - KF2OG - / - 2 Partial capture
08-12 00:56 80m -18 / - M5RJR - / +2 3 ✓ Closing fragment
08-12 00:53 80m -16 / -17 IW3RUA +6 / - 3 Partial capture
08-12 00:14 80m -21 / - CU7AA -12 / -15 5 ✓ Closing observed
08-12 00:11 80m -24 / -11 ON4MAP -6 / -10 5 ✓ Full exchange observed
08-12 00:02 40m - / - RN6HK -4 / - 2 Partial capture
08-11 00:36 80m - / -6 DD1UN -3 / - 2 Partial capture
08-10 00:59 80m -22 / - DJ0BS - / - 2 ✓ Closing fragment
08-10 00:57 80m -20 / - W2LO - / - 2 Partial capture
08-10 00:56 80m -22 / -11 SA3CAT +8 / 0 4 ✓ Full exchange observed
08-10 00:46 80m -10 / -17 DK5UR -1 / -8 6 ✓ Full exchange observed
08-10 00:41 80m -20 / - SA3CAT - / - 3 Partial capture
08-10 00:40 80m -18 / -19 SP7CKU +13 / -1 4 ✓ Full exchange observed
08-10 00:21 80m -24 / -11 F6KIM 0 / -3 5 ✓ Full exchange observed
08-09 00:37 80m -24 / -16 OH0ERF -18 / - 3 ✓ Closing observed
08-09 00:29 80m - / -11 EG2FLB -22 / - 2 ✓ Closing fragment
08-09 00:14 60m -12 / - CE2SV - / - 2 Partial capture
08-08 00:37 80m -22 / -9 DL3HN -11 / -12 4 ✓ Full exchange observed
08-08 00:34 80m -20 / - <...> - / - 4 Partial capture
08-08 00:30 60m -8 / -12 TA2K -12 / -15 5 ✓ Full exchange observed
08-06 11:03 20m - / - G4AWA -14 / - 2 ✓ Closing fragment
08-06 00:54 80m -18 / - 9A3AUH +10 / -7 4 ✓ Closing observed
08-06 00:52 80m -18 / -9 CR7CBH -17 / -9 6 ✓ Full exchange observed
08-06 00:49 80m -19 / -3 PA1POS -4 / -3 2 Partial capture

Recent FT8 messages decoded at SO8OO

Frequency values are decoder audio offsets in hertz, not RF frequencies.

10m 
UTC    dB Audio  Message
103745  +4 2070  GM4KHE HB9HSJ RR73
112330 -18 2310  GM4KHE ES2AJ -17
112600  +3  877  GM4KHE DJ3HW 73
112945  +1  875  GM4KHE OE9KFV -17
194000 -11 2601  GM4KHE CE2SV RR73
101930 -20 1612  GM4KHE HB3YOY RR73
101545 -17 2231  GM4KHE DF2JK +02 (x2)
111515 -13 1418  GM4KHE EA3EDU JN01 (x7)
80m 
UTC    dB Audio  Message
005630 -24 1917  KM2P GM4KHE IO75 (x4)
000845 -18 1746  IK6GTF GM4KHE IO75 (x3)
001115 -21 1746  DA6IT GM4KHE IO75
001130 -10  903  GM4KHE DA6IT -06
001145 -23 1746  DA6IT GM4KHE R-06
001200 -11  902  GM4KHE DA6IT RR73
001400 -24 1746  <...> GM4KHE IO75
001415  +2 2029  GM4KHE II7MGBT -14
004045 -10 2535  RA5CM GM4KHE IO75
004145 -11 2535  K4ZW GM4KHE IO75
40m 
UTC    dB Audio  Message
005915 -17 2042  D2UY GM4KHE IO75 (x11)
004545 -23 1816  EX7CQ GM4KHE IO75 (x2)
004800  -7 2955  JY4CH GM4KHE IO75 (x2)
60m 
UTC    dB Audio  Message
004130 -11  949  SE7LH GM4KHE IO75
004145  -3 1533  GM4KHE SE7LH -08
004200 -11  949  SE7LH GM4KHE R-17
004215  +0 1533  GM4KHE SE7LH RR73
000715  -2 2561  GM4KHE DH1VY -04 (x2)
000845 -13 1669  GM4KHE EA1KCN IN53 (x3)
005845  -5  787  OZ0Q GM4KHE IO75 (x2)
191615 -15  809  OJ0YL GM4KHE IO75
192000  -9 1807  GM4KHE RR73; OZ6CM <...> +12
004615 -16  867  KT4ZG GM4KHE IO75 (x2)
20m 
UTC    dB Audio  Message
141030 -11 1422  GM4KHE DA0WWA RR73
182345 -22 1588  GM4KHE EA4IJS -12 (x2)
010215 -11 1761  GM4KHE HZ1TT -12 (x4)
010800 -19 1904  GM4KHE PJ4BZL -11 (x2)
005445 -15 1503  GM4KHE N4LR -12
141115 -11 1766  GM4KHE EA5D -19 (x2)
110315 -12  947  GM4KHE G4AWA +18 (x2)
102915 -14 2326  GM4KHE OZ9FF RR73

Decoder S/N history by band

Daily averages across messages associated with this profile as decoded at SO8OO.