7Z1IS — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Saudi Arabia Locator transmitted in a decoded message: LL34

Receiver-side FT8 activity involving 7Z1IS, decoded by SO8OO in southeastern Poland. 6,550 related FT8 messages, 4,631 CQ messages, observed on 80m, 60m, 40m, 20m, 10m, across 36 UTC dates. Heard between 2026-05-14 and 2026-08-11.

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

6,550
Related messages
4,631
CQ messages
36
UTC dates heard
-5 dB
Mean decoder S/N

Bands

80m 20m 40m 60m 10m
First seen: 2026-05-14
Last seen: 2026-08-11 22:49 UTC

Frequent QSO partners observed at SO8OO

Stations 7Z1IS worked most often, as logged from our receiver:

Activity Heatmap

Locator transmitted by 7Z1IS

Approximate centre of LL34, decoded 2026-08-12 00:49 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 UTCBand7Z1IS S/NCounterpartCounterpart S/NMsgsCapture
08-09 22:15 20m - / -14 IW4AOT -17 / - 3 Partial capture
08-09 22:07 20m - / - UA3VVA -15 / - 3 Partial capture
08-09 21:19 20m -19 / - DL1R - / +4 5 Partial capture
08-02 23:30 80m -24 / -13 PA3FR +8 / -7 4 ✓ Full exchange observed
08-02 23:28 80m -18 / -10 IQ4JO +10 / -9 5 ✓ Full exchange observed
08-02 23:17 20m - / - TA3F -22 / - 2 Partial capture
08-02 22:51 20m - / - KB1PA -2 / - 11 Partial capture
08-02 22:32 20m - / - EI7LK +4 / - 2 Partial capture
08-02 22:31 20m - / -16 JE4WOK -23 / - 2 Partial capture
08-02 22:25 20m -18 / - HL5BPF - / -15 5 Partial capture
08-02 22:22 20m - / -10 M7VKI -2 / - 4 ✓ Closing fragment
08-02 22:13 20m -19 / - BH4PPY - / -9 3 Partial capture
08-02 22:10 20m -15 / - HL5FUA - / -6 3 ✓ Closing fragment
08-02 22:02 20m -10 / - TA2ED - / -4 3 ✓ Closing fragment
07-31 21:23 80m - / - IQ4JO -2 / - 2 Partial capture
07-31 21:22 80m - / - LB7ZG +1 / - 7 Partial capture
07-31 18:06 20m - / -12 F1PBZ -4 / - 3 Partial capture
07-27 20:26 20m - / -3 IK8HJG -5 / - 2 ✓ Closing fragment
07-27 20:24 20m - / -20 M7ILR -20 / - 6 Partial capture
07-27 20:13 20m - / -3 S52TW -14 / - 3 Partial capture
07-27 20:05 20m -22 / -8 DG9FEH -8 / -1 4 Partial capture
07-27 19:58 20m -22 / -11 OH8KFN -14 / -19 13 Partial capture
07-27 19:53 20m -20 / -4 IX1EJZ -5 / - 5 ✓ Full exchange observed
07-27 19:46 20m - / - F1ETS -17 / - 2 Partial capture
07-27 19:43 20m - / - F1ETS -22 / - 2 Partial capture
07-27 19:25 20m - / -8 DH1KU -14 / - 5 ✓ Closing fragment
07-27 19:21 20m - / -4 OE9SAU -7 / - 3 Partial capture
07-27 19:01 20m -24 / - EA7JBN - / - 3 ✓ Closing fragment
07-27 18:38 20m - / -15 CT1EMI -18 / - 2 ✓ Closing fragment
07-27 18:07 20m - / - 2E0EIY -13 / - 2 Partial capture
07-27 17:57 20m - / -5 EA7KPK -21 / - 3 Partial capture
07-27 17:37 20m - / - PB0SMA -22 / - 2 Partial capture
07-27 17:07 20m - / -10 EA3EO -23 / - 2 Partial capture
07-27 16:43 20m - / - M7EKJ -3 / - 3 Partial capture
07-27 16:36 20m -16 / - DL9KM - / -6 2 ✓ Closing fragment
07-27 16:33 20m -19 / - DL6EL -2 / -3 3 Partial capture
07-27 16:27 20m - / -22 RA9YTI -22 / - 5 ✓ Closing fragment
07-27 16:27 20m - / - TA3F -19 / - 4 Partial capture
07-25 21:56 20m - / - TA2ED -6 / - 2 ✓ Closing fragment
07-25 21:52 20m - / -14 TA2ED -12 / - 3 Partial capture
07-25 21:18 20m - / - M0PFX -20 / - 2 Partial capture
07-25 21:04 20m - / - EA1QC -14 / - 3 Partial capture
07-25 20:57 20m - / - EA1QC -17 / - 2 Partial capture
07-25 20:45 20m - / - EA7GHD -13 / - 2 ✓ Closing fragment
07-24 19:56 20m - / -14 TA2ED -11 / - 3 Partial capture
07-24 19:22 20m - / - DL9KM -6 / - 6 Partial capture
07-24 17:16 20m - / - DL1R +1 / - 8 Partial capture
07-24 17:16 20m - / - PD7EB -6 / - 2 Partial capture
07-24 16:41 20m -24 / -7 IK4LZH -8 / -5 5 Partial capture
07-24 16:33 20m - / - IK4LZH -8 / - 3 Partial capture

Recent FT8 messages decoded at SO8OO

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

20m 
UTC    dB Audio  Message
215345 -24 1525  CQ 7Z1IS LL34                         a1
220730 -17 1202  7Z1IS UA3VVA LO06 (x3)
221500 -13 1526  7Z1IS IW4AOT -14 (x3)
221745 -24 1525  CQ 7Z1IS LL34                         a1
222130 -14 2530  7Z1IS YO4MXK 73
223915 -23 1524  CQ 7Z1IS LL34                         a1 (x4)
230200 -11  728  7Z1IS VE3HLM FN25
004945 -24 1781  CQ 7Z1IS LL34                         a1
40m 
UTC    dB Audio  Message
224545 -22 2031  CQ 7Z1IS LL34
224600 -19 2031  7Z1IS M7BLJ IO93
224615 -19 2031  M7BLJ 7Z1IS -11 (x2)
224700 -15 2031  7Z1IS M7BLJ R-21
224745 -21 2031  CQ 7Z1IS LL34 (x5)
225445 -18 2031  ON3RV 7Z1IS R-10
225530  -7  925  7Z1IS ON3RV RR73
225615 -19 2031  CQ 7Z1IS LL34 (x2)
212300  -7  683  7Z1IS DK7RS JO31
80m 
UTC    dB Audio  Message
232830  +8 2338  7Z1IS IQ4JO JN63
232845 -18 1814  IQ4JO 7Z1IS -09
232900 +13 2338  7Z1IS IQ4JO R-10
232915 -17 1814  IQ4JO 7Z1IS RR73
232930  +9 2338  7Z1IS IQ4JO 73
232945 -24 1814  CQ 7Z1IS LL34 (x2)
233030  +9 1814  7Z1IS PA3FR JO33
233045 -24 1814  PA3FR 7Z1IS -07
233100  +7 1814  7Z1IS PA3FR R-13 (x2)
233215 -16 1814  CQ 7Z1IS LL34 (x4)
60m 
UTC    dB Audio  Message
192100 -18 1230  7Z1IS IU5TTZ JN53
10m 
UTC    dB Audio  Message
155130  -3 1908  IW3HKW 7Z1IS -14 (x2)
155230  -2 1908  CQ 7Z1IS LL34 (x4)
155430 -10 1908  YO2LLL 7Z1IS -03
155600 -14 1909  S52CN 7Z1IS -10 (x2)
155800 -15 1909  <...> 7Z1IS -01
155900 -12 1909  CQ 7Z1IS LL34 (x5)

Decoder S/N history by band

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