7S7H — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Sweden Locator transmitted in a decoded message: JO76

Receiver-side FT8 activity involving 7S7H, decoded by SO8OO in southeastern Poland. 413 related FT8 messages, observed on 80m, 40m, 20m, 10m, across 6 UTC dates. Heard between 2026-06-28 and 2026-07-05.

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

413
Related messages
0
CQ messages
6
UTC dates heard
-6 dB
Mean decoder S/N

Bands

80m 20m 40m 10m
First seen: 2026-06-28
Last seen: 2026-07-05 21:39 UTC

Frequent QSO partners observed at SO8OO

Stations 7S7H worked most often, as logged from our receiver:

Activity Heatmap

Locator transmitted by 7S7H

Approximate centre of JO76, decoded 2026-07-05 23:36 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 UTCBand7S7H S/NCounterpartCounterpart S/NMsgsCapture
07-05 23:37 80m - / - EA5HM -1 / - 6 Partial capture
07-05 23:37 80m - / - F5RRS +12 / - 4 Partial capture
07-05 23:35 80m +6 / -1 GB2WWA -8 / 0 6 ✓ Full exchange observed
07-05 23:34 80m - / - UA4FKT +11 / - 2 Partial capture
07-05 23:32 80m +4 / - CR2WWA -1 / +4 4 ✓ Closing observed
07-05 23:19 80m - / - DO9BAU +4 / - 6 Partial capture
07-05 23:19 80m - / - EA1IOK -6 / - 2 Partial capture
07-05 23:19 80m - / - RO2X +3 / - 2 Partial capture
07-05 23:16 80m +8 / -9 SC9WWA +9 / - 9 ✓ Full exchange observed
07-05 23:12 80m +5 / - SC9WWA +14 / - 4 Partial capture
07-05 23:03 40m - / - I1RJP -10 / - 3 Partial capture
07-05 22:59 40m -10 / - IR0WWA - / - 2 Partial capture
07-05 22:57 40m - / - I1RJP -12 / - 4 Partial capture
07-05 22:55 40m -8 / - OH5WWA -6 / - 3 ✓ Closing observed
07-05 22:38 80m - / - 9A4ZM +14 / - 2 Partial capture
07-05 22:36 80m +4 / -8 CS2WWA -18 / -17 6 ✓ Full exchange observed
07-05 21:03 40m -16 / - EG4WWA - / +1 3 ✓ Closing fragment
07-05 21:02 40m -15 / - II0WWA - / - 2 Partial capture
07-05 21:02 40m - / - DK7ZT -12 / - 2 Partial capture
07-05 21:01 40m - / - I1RJP -3 / - 5 Partial capture
07-05 20:59 40m -15 / 0 II3WWA +4 / +1 5 ✓ Full exchange observed
07-05 20:56 40m -14 / - EG4WWA - / - 3 Partial capture
07-05 20:54 40m -15 / -5 GB2WWA -15 / +10 2 Partial capture
07-05 20:51 40m -16 / 0 TM2WWA -6 / 0 3 ✓ Full exchange observed
07-05 20:21 20m - / -1 CR2WWA -13 / - 2 ✓ Closing fragment
07-05 17:55 40m - / +4 II3WWA +4 / - 2 ✓ Closing fragment
07-05 17:53 40m - / - DK7ZT -20 / - 2 Partial capture
07-05 17:51 40m -18 / -8 II2WWA -19 / +2 5 ✓ Full exchange observed
07-05 16:00 40m - / -23 IK3JLT -12 / - 5 Partial capture
07-05 15:59 40m - / -15 II3WWA -6 / - 4 ✓ Closing fragment
07-05 11:05 10m - / - IU4PPL -16 / - 2 Partial capture
07-04 23:39 80m +13 / +2 OL6WWA +13 / - 4 Partial capture
07-04 23:37 80m +4 / - SN0WWA - / - 2 Partial capture
07-04 23:33 80m +6 / - SN0WWA - / - 2 Partial capture
07-04 23:30 80m +1 / - EH2WWA - / -25 3 Partial capture
07-04 23:28 80m -1 / -1 II0WWA +4 / +1 5 Partial capture
07-04 23:27 80m +2 / - SN0WWA - / - 2 Partial capture
07-04 23:26 80m +3 / - EH2WWA - / - 2 Partial capture
07-04 23:24 80m +3 / - SN0WWA - / - 3 Partial capture
07-04 23:22 80m +6 / -2 SC9WWA -5 / -4 4 ✓ Full exchange observed
07-04 23:10 80m - / - DO1MGN -8 / - 2 Partial capture
07-04 23:10 80m - / - DO9BAU 0 / - 7 Partial capture
07-04 23:08 80m - / - DO6LE +4 / - 2 Partial capture
07-04 23:08 80m - / - RU3DK +14 / - 2 Partial capture
07-04 23:07 80m +3 / +9 SC9WWA -8 / -4 5 Partial capture
07-04 23:02 80m - / - DL9KM -7 / - 3 Partial capture
07-04 23:02 80m - / - PE1NPS -12 / - 3 Partial capture
07-04 23:01 80m +4 / - LA1WWA -5 / +7 4 ✓ Full exchange observed
07-04 22:56 80m -2 / - OH5WWA - / - 2 Partial capture
07-04 22:53 80m +4 / - SN0WWA - / - 4 Partial capture

Recent FT8 messages decoded at SO8OO

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

80m 
UTC    dB Audio  Message
233600  +6 2337  GB2WWA 7S7H JO76
233615  -9 1807  7S7H GB2WWA -01
233630  +4 2337  GB2WWA 7S7H R+00
233645  -6 1808  7S7H GB2WWA RR73
233700  +6 2337  GB2WWA 7S7H 73
233715  -3 1308  7S7H EA5HM IM99
233715 +13  655  7S7H F5RRS JN36 (x2)
233745  -3 1308  7S7H EA5HM IM99
233815 +12  655  7S7H F5RRS JN36
233815  -1 1308  7S7H EA5HM IM99
233845 +12  654  7S7H F5RRS JN36
233845  -2 1308  7S7H EA5HM IM99 (x3)
40m 
UTC    dB Audio  Message
210530  -1  307  7S7H I1RJP JN45
225415  -8 2415  GB2WWA 7S7H JO76
225545  -8 2416  OH5WWA 7S7H JO76
225600  -6 2621  7S7H OH5WWA +11 (x2)
225700 -12  249  7S7H I1RJP JN45 (x3)
225815 -11 2416  GB2WWA 7S7H JO76
225830 -13  250  7S7H I1RJP JN45
225915 -10 2415  IR0WWA 7S7H JO76 (x2)
230300  -8  250  7S7H I1RJP JN45 (x3)
20m 
UTC    dB Audio  Message
221600 -11  822  7S7H BG0DLA RR73 (x3)
221830 -13 1212  7S7H DG6VC JN39
221830  -5  823  7S7H BG0DLA R-12
221900 -14 1212  7S7H DG6VC JN39
091030  -7 2456  7S7H TM8WWA RR73
073430 +15 2618  7S7H 3Z6I -11
074215  -9 2288  UP7WWA 7S7H R-12 (x2)
202100 -13 1206  7S7H CR2WWA -01 (x2)
202200  -6  788  7S7H 9A60CBM -16
202300 -11 2281  7S7H YO4NF -01
202400 -11 2027  7S7H II1WWA -12
10m 
UTC    dB Audio  Message
103730  -8  428  7S7H CR2WWA -13 (x2)
103900  -9 2599  7S7H M0SSK JO01 (x2)
113100 +12 2796  7S7H TM2WWA RR73
182445  -7 2263  SX0W 7S7H JO76 (x2)
073915 -20 1231  II7WWA 7S7H JO76
165915 -20 1948  7S7H EA8DIB IL18
111100 -21 2179  7S7H TM8WWA -03
110545 -18 2243  7S7H IU4PPL JN54 (x2)
114930  -8 2568  7S7H LZ2KV KN33
115200  +2 1106  7S7H II6WWA -07
115600  +2 1106  7S7H RR73; PD3H <...> -12

Decoder S/N history by band

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