SP7CWZ — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Poland Locator transmitted in a decoded message: JO91

Receiver-side FT8 activity involving SP7CWZ, decoded by SO8OO in southeastern Poland. 637 related FT8 messages, 21 CQ messages, observed on 80m, 40m, 20m, 10m, across 59 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

637
Related messages
21
CQ messages
59
UTC dates heard
-5 dB
Mean decoder S/N

Bands

80m 20m 40m 10m
First seen: 2026-05-24
Last seen: 2026-08-22 11:40 UTC

Frequent QSO partners observed at SO8OO

Stations SP7CWZ worked most often, as logged from our receiver:

Activity Heatmap

Locator transmitted by SP7CWZ

Approximate centre of JO91, decoded 2026-08-18 18:44 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 UTCBandSP7CWZ S/NCounterpartCounterpart S/NMsgsCapture
08-22 13:39 20m - / -16 ON4AOI -10 / - 2 ✓ Closing fragment
08-22 12:03 10m - / -5 SV1CQN -11 / - 2 ✓ Closing fragment
08-18 19:01 80m - / -10 LY8O +4 / - 2 ✓ Closing fragment
08-18 18:44 80m -6 / - SP9KKA +8 / -10 4 ✓ Closing observed
08-18 18:34 80m 0 / -5 SP9CXN +16 / -8 4 ✓ Full exchange observed
08-18 15:39 40m - / -9 SP9CXN -12 / - 2 ✓ Closing fragment
08-18 14:10 10m - / +1 OZ5VO -14 / - 2 ✓ Closing fragment
08-18 14:07 10m - / -2 OZ1PDE -10 / - 2 ✓ Closing fragment
08-18 11:10 10m - / +2 PD5FK -14 / - 4 Partial capture
08-18 11:07 10m - / -14 DO5HOK -12 / - 2 ✓ Closing fragment
08-18 10:55 10m - / -8 DN9CHV -14 / - 2 ✓ Closing fragment
08-18 10:52 10m - / - DN9CHV -10 / - 2 Partial capture
08-17 16:19 20m - / -6 MW8OEG +2 / - 2 ✓ Closing fragment
08-17 16:18 20m - / -12 MM0TBH -11 / - 2 ✓ Closing fragment
08-15 19:03 80m -16 / -16 SP9CXN +14 / -1 6 ✓ Full exchange observed
08-14 19:39 80m - / - DK7UY +10 / - 2 Partial capture
08-14 19:37 80m +1 / +8 SP9CXN +21 / +1 5 ✓ Full exchange observed
08-11 19:16 40m - / -12 SP7VCL -13 / - 3 ✓ Closing fragment
08-11 18:49 40m -17 / - EG5MYC - / - 5 Partial capture
08-10 18:47 20m - / -14 MI0JZZ -8 / - 2 ✓ Closing fragment
08-10 17:13 20m - / -9 YO4GIY -23 / - 3 ✓ Closing fragment
08-02 16:52 40m - / - OK2VCR -8 / - 10 Partial capture
08-02 16:51 40m -18 / +2 IW2OEF -12 / -2 5 ✓ Full exchange observed
08-02 16:06 40m -17 / - DL4ME -12 / +3 8 ✓ Full exchange observed
08-02 15:42 40m -2 / - DM8KM 0 / - 4 ✓ Closing observed
08-02 15:34 40m -14 / -3 OZ9FF -11 / +2 3 Partial capture
08-02 15:09 40m -19 / - HA7JLR -20 / -1 7 ✓ Closing observed
08-02 14:37 40m -20 / - SQ9MEZ - / - 4 Partial capture
08-01 17:43 40m -14 / - SQ9MEZ - / - 2 Partial capture
08-01 17:35 40m -15 / - SQ9MEZ - / - 3 Partial capture
08-01 17:23 40m -16 / - SQ9MEZ - / - 3 Partial capture
08-01 16:47 40m -17 / +10 SQ9AWN -15 / - 3 ✓ Closing observed
08-01 16:42 40m -17 / - DJ2MS - / -13 3 Partial capture
08-01 16:37 40m -20 / - LY8O -20 / -2 4 ✓ Closing observed
07-30 15:32 10m - / -9 F4HKP -21 / - 2 ✓ Closing fragment
07-29 14:51 10m - / -8 F1PBZ +4 / - 2 ✓ Closing fragment
07-28 15:15 20m - / -14 M7BQC -10 / - 2 Partial capture
07-28 11:33 20m - / +7 F4HSB -22 / - 2 Partial capture
07-28 11:31 20m - / +6 IK4LZH +4 / - 3 ✓ Closing fragment
07-27 17:01 20m - / +1 SM2LIY -17 / - 7 ✓ Closing fragment
07-27 16:58 20m - / -14 F4ISC -7 / - 3 Partial capture
07-27 16:51 40m -23 / - OZ2LC - / - 4 Partial capture
07-27 16:49 40m -24 / - DL6DBA - / - 2 Partial capture
07-27 16:46 40m -23 / -8 DL9DXL -9 / +3 4 ✓ Full exchange observed
07-25 10:31 10m - / -5 PI4DX 0 / - 2 ✓ Closing fragment
07-25 10:08 10m - / -4 PA3CNI -18 / - 2 ✓ Closing fragment
07-25 09:52 10m - / -1 IW2HUS -13 / - 3 ✓ Closing fragment
07-25 09:46 10m - / - PE1OBL -11 / - 2 ✓ Closing fragment
07-25 09:42 10m - / -3 YO4NF -12 / - 2 ✓ Closing fragment
07-24 16:37 10m - / - DN9WAV -4 / - 2 Partial capture

Recent FT8 messages decoded at SO8OO

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

20m 
UTC    dB Audio  Message
171330 -23 1636  SP7CWZ YO4GIY RR73 (x2)
184245 -19 1906  SP7CWZ M7CYY -05
184730  -8 2678  SP7CWZ MI0JZZ -14 (x2)
161330 -22 1564  SP7CWZ EA5ISM -16
161815 -11 1339  SP7CWZ MM0TBH -12 (x2)
161945  +1  508  SP7CWZ MW8OEG -06 (x2)
162600 -19 1130  SP7CWZ YO4GIY -16
113545 -15 2326  SP7CWZ OZ9FF RR73
122615  -6  319  SP7CWZ PG4T -14
133945 -11 1370  SP7CWZ ON4AOI -16 (x2)
10m 
UTC    dB Audio  Message
105645 -16  809  SP7CWZ DN9CHV 73
110715 -15  853  SP7CWZ DO5HOK -14 (x2)
111045 -17 1820  SP7CWZ PD5FK +02
111045 -17 1691  SP7CWZ PD0A -07
111115 -12 1820  SP7CWZ PD5FK +02 (x3)
140745  -8 1125  SP7CWZ OZ1PDE -02 (x2)
141015 -14 1202  SP7CWZ OZ5VO +01 (x2)
120300  -8 1350  SP7CWZ SV1CQN -05 (x2)
120830 -17 2241  SP7CWZ F4GAJ +05
80m 
UTC    dB Audio  Message
190500 -19 1503  SP9CXN SP7CWZ R-01
190515 +15 1520  SP7CWZ SP9CXN RR73
190530 -12 1502  SP9CXN SP7CWZ 73
190645 -14 1503  SP9KKA SP7CWZ JO91
160215 -10 1503  CQ SP7CWZ JO91
183430 +14 2055  SP7CWZ SP9CXN -05
183445  -1 1503  SP9CXN SP7CWZ R-08
183500 +17 2055  SP7CWZ SP9CXN RR73
183515  +1 1503  SP9CXN SP7CWZ 73
184445  -3 1503  SP9KKA SP7CWZ JO91 (x2)
184530  +8 1014  SP7CWZ SP9KKA RR73
184545  -8 1503  SP9KKA SP7CWZ 73
190115  +4  953  SP7CWZ LY8O -10 (x2)
40m 
UTC    dB Audio  Message
165630  -3  962  SP7CWZ OK2VCR JN89 (x3)
131600 -24 1538  SP7VCL SP7CWZ JO91
173345 -13 1538  SP7CWZ SP7VCL RR73
184900 -17 1538  EG5MYC SP7CWZ JO91 (x5)
191630 -12 1539  SP7CWZ SP7VCL -12 (x3)
153900 -12 1834  SP7CWZ SP9CXN -09 (x2)

Decoder S/N history by band

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