7Z1DH — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Saudi Arabia Locator transmitted in a decoded message: LL24

Receiver-side FT8 activity involving 7Z1DH, decoded by SO8OO in southeastern Poland. 632 related FT8 messages, 59 CQ messages, observed on 160m, 80m, 40m, 20m, 10m, across 22 UTC dates. Heard between 2026-05-31 and 2026-08-23.

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

632

Related messages

CQ messages

UTC dates heard

-3 dB

Mean decoder S/N

Bands

80m 20m 40m 10m 160m

First seen: 2026-05-31
Last seen: 2026-08-23 10:47 UTC

Frequent QSO partners observed at SO8OO

Stations 7Z1DH worked most often, as logged from our receiver:

HB9EFK · Switzerland ×2 ON1BD · Belgium HA7TM · Hungary LZ01MIKU · Bulgaria F5RRS · France RA3ZGT · European Russia UI5A · European Russia RA9LY · Asiatic Russia TA3TK · Asiatic Turkey RU9CK · Asiatic Russia RN6MA · European Russia SP4MSY · Poland

Activity Heatmap

Locator transmitted by 7Z1DH

Approximate centre of LL24, decoded 2026-08-19 20:43 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 UTC	Band	7Z1DH S/N	Counterpart	Counterpart S/N	Msgs	Capture
08-19 20:53	20m	- / -20	W1RQ	-17 / -	5	Partial capture
08-19 20:42	20m	-12 / -	EA7L	- / -10	2	✓ Closing fragment
08-19 20:41	20m	- / -6	EA3IE	-2 / -	3	✓ Closing fragment
08-19 20:39	20m	-14 / -11	EA3AAY	-10 / -4	5	✓ Full exchange observed
08-19 20:38	20m	-16 / -	YO4LUP	- / -9	2	✓ Closing fragment
08-19 12:55	10m	- / -25	IW0DYI	-20 / -	3	✓ Closing fragment
08-19 12:53	10m	- / -8	IZ5MMK	-14 / -	2	✓ Closing fragment
08-19 12:42	10m	- / -2	IW5CPQ	-14 / -	2	✓ Closing fragment
08-19 12:38	10m	- / -8	IC8TEM	+14 / -	3	✓ Closing fragment
08-01 18:55	80m	- / -	DK7DX	+8 / -	2	Partial capture
08-01 18:50	80m	- / -23	SV3DCX	+4 / -	3	✓ Closing fragment
07-22 05:33	10m	- / -	R3AT	-9 / -	3	✓ Closing fragment
07-21 21:44	80m	- / -	SP9MRP	+9 / -	8	Partial capture
07-20 23:57	20m	-17 / -	VP5G	- / -	3	Partial capture
07-20 23:39	20m	-16 / -	VP5G	- / -	22	Partial capture
07-20 23:30	40m	- / -	IK4LZH	-5 / -	3	Partial capture
07-20 23:27	40m	- / -24	OO0O	-10 / -	2	✓ Closing fragment
07-20 23:24	80m	- / -19	UN7LEW	-8 / -	2	Partial capture
07-20 23:23	80m	-12 / -8	HB9EFK	+14 / -16	5	✓ Full exchange observed
07-20 23:18	80m	-12 / -10	UA3DIB	+1 / -	4	✓ Closing observed
07-20 23:17	80m	- / -	DK5WL	-6 / -	3	Partial capture
07-20 23:17	80m	-10 / -21	F5RRS	+1 / -14	5	✓ Full exchange observed
07-20 23:13	80m	- / -	9A5VS	+1 / -	2	Partial capture
07-20 23:12	80m	-12 / -	DC8SG	+4 / -	7	✓ Closing observed
07-20 23:12	80m	- / -15	ON1BD	+5 / -	3	✓ Closing fragment
07-20 23:10	80m	- / -16	F8NHF	+6 / -	3	✓ Closing fragment
07-20 23:08	80m	- / -16	DK7ZT	+7 / -	4	Partial capture
07-20 23:07	80m	-12 / -14	EA5OB	-23 / -21	14	✓ Full exchange observed
07-20 23:05	80m	- / -	RA3TE	+1 / -	2	Partial capture
07-20 23:04	80m	- / -5	SA5CDO	+7 / -	2	Partial capture
07-20 23:03	80m	- / -	DK5WL	-3 / -	3	Partial capture
07-20 23:01	80m	-14 / -12	OZ7PBI	+20 / -19	4	✓ Full exchange observed
07-20 22:59	80m	-12 / -	PP5JR	-24 / -	3	✓ Closing observed
07-20 22:56	80m	-14 / -4	SM5MRW	+3 / -18	5	✓ Full exchange observed
07-20 22:55	80m	- / -	ON1BD	+7 / -	6	Partial capture
07-20 22:53	80m	- / -	G4ZAM	-16 / -	2	Partial capture
07-20 22:50	80m	-18 / -14	EA1R	-16 / -21	12	✓ Full exchange observed
07-20 22:49	80m	- / -	ON1BD	0 / -	4	Partial capture
07-20 22:49	80m	- / -16	SP9MQA	+10 / -	10	Partial capture
07-20 22:49	80m	-16 / -16	SP2EBG	+12 / -9	4	✓ Full exchange observed
07-20 22:43	80m	-20 / -14	R6ZEJ	+8 / -16	11	✓ Full exchange observed
07-20 22:43	80m	- / -	9A60CBM	+4 / -	6	Partial capture
07-20 22:43	80m	- / -	SM5MRW	-6 / -	3	Partial capture
07-20 22:41	80m	-23 / -9	RW3ZR	+7 / -13	5	✓ Full exchange observed
07-17 21:15	20m	- / -15	9A3K	+11 / -	4	✓ Closing fragment
07-16 23:26	80m	- / -	EA8AR	-11 / -	3	Partial capture
07-16 23:25	80m	- / -	DK1MCS	+4 / -	5	Partial capture
07-15 22:45	40m	- / -	DK2SW	-7 / -	3	Partial capture
07-15 22:34	80m	-10 / -13	LA4GHA	+3 / -	4	✓ Closing observed
07-15 22:33	80m	- / -	DK7UY	0 / -	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
053430  -3 2016  7Z1DH R3AT RR73
060930  +0 2988  7Z1DH UA6AUA R-06
122030 -20 1594  7Z1DH IW1PPB -10
123800 +14 2830  7Z1DH IC8TEM JN70 (x3)
124200 -17 1595  7Z1DH IW5CPQ R-02 (x2)
125330 -17  890  7Z1DH IZ5MMK R-08 (x2)
125500 -19 1850  7Z1DH IW0DYI JN61 (x3)
124530 -15 1350  7Z1DH <...> R-15
124730  +0 2139  7Z1DH PD9FLX JO22

20m

UTC    dB Audio  Message
204000  -7 1597  7Z1DH EA3AAY R-11
204015 -14 1578  EA3AAY 7Z1DH RR73
204030 -11 1597  7Z1DH EA3AAY 73
204100  -3  964  7Z1DH EA3IE JN01 (x3)
204215 -12 1578  EA7L 7Z1DH R-10
204230 -13 1578  7Z1DH W1RQ FN42
204245 -12 1578  EA7L 7Z1DH 73
204315 -17 1578  CQ 7Z1DH LL24
205330 -18 1579  7Z1DH W1RQ R-20 (x5)

80m

UTC    dB Audio  Message
232445 -11  853  7Z1DH UN7LEW -19 (x2)
214445  +9 1199  7Z1DH SP9MRP JO90 (x8)
185000  +3 2536  7Z1DH SV3DCX KM08 (x3)
185500 +12 2940  7Z1DH DK7DX JN39 (x2)

40m

UTC    dB Audio  Message
190430  -9 1979  7Z1DH F5RRS JN36
215030 -24 1665  7Z1DH DK2JP R-03
215300 -16 1538  7Z1DH RN3AOE R-09
215400 -18 1159  7Z1DH YT2FA KN03
215400  +1 2618  7Z1DH DL3IKE JO43
215430 -20 1160  7Z1DH YT2FA R-15
215430  -2 2619  7Z1DH DL3IKE JO43
224545  -3 2339  7Z1DH DK2SW JO43 (x3)
232745 -11  535  7Z1DH OO0O R-24 (x2)
233045  -5  438  7Z1DH IK4LZH JN54 (x3)

160m

UTC    dB Audio  Message
232045 -16 1496  7Z1DH DC8SG JO40

Decoder S/N history by band

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