DF7JU — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Fed. Rep. of Germany Locator transmitted in a decoded message: JO31

Receiver-side FT8 activity involving DF7JU, decoded by SO8OO in southeastern Poland. 241 related FT8 messages, 25 CQ messages, observed on 160m, 80m, 60m, 40m, 20m, 10m, across 23 UTC dates. Heard between 2026-05-23 and 2026-08-20.

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.

FT8DB and SO8OO WebSDR are a hobby project maintained solo. ☕ Buy me a coffee

Overview

241

Related messages

CQ messages

UTC dates heard

-4 dB

Mean decoder S/N

Bands

80m 20m 60m 40m 10m 160m

First seen: 2026-05-23
Last seen: 2026-08-20 18:58 UTC

Frequent QSO partners observed at SO8OO

Stations DF7JU worked most often, as logged from our receiver:

DF3IS · Fed. Rep. of Germany ×2 EC3A · Spain ×2 IQ0RU · Italy ×2 DJ5TM · Fed. Rep. of Germany HG0NPJ · Hungary EB3JT · Spain ZL4TT · New Zealand VK2JPB · Australia IW2OHP · Italy LA3VEA · Norway KB1EFS · United States RA9YTI · Asiatic Russia

Activity Heatmap

Locator transmitted by DF7JU

Approximate centre of JO31, decoded 2026-08-22 15:55 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	DF7JU S/N	Counterpart	Counterpart S/N	Msgs	Capture
08-22 15:54	20m	+17 / -	BU2FW	- / -	3	Partial capture
08-22 15:53	20m	+18 / -	BV7RR	- / -	2	Partial capture
08-21 21:30	10m	+14 / -	<...>	- / -	3	Partial capture
08-20 20:57	40m	+13 / -10	PY7XC	0 / +6	5	✓ Full exchange observed
08-20 20:55	40m	+12 / -	UX7QG	- / -	2	Partial capture
08-20 20:51	40m	+17 / -	OJ0JR	- / -	7	Partial capture
08-20 20:45	40m	+17 / -	4X1UF	-8 / -7	7	✓ Closing observed
08-20 20:41	40m	+11 / -	RZ3DJ	+4 / +2	6	✓ Closing observed
08-20 20:29	60m	+8 / -	DR800WE	- / -	2	Partial capture
08-20 20:27	60m	+5 / +4	DL3HBT	-6 / -5	4	✓ Full exchange observed
08-20 20:26	60m	+8 / -	UT5UGR	-1 / +2	5	✓ Full exchange observed
08-20 20:24	60m	+8 / +3	OJ0JR	+8 / 0	5	✓ Full exchange observed
08-20 20:04	60m	+11 / -	OJ0JR	- / -	3	Partial capture
08-20 20:01	80m	+13 / -19	HA5LB	-5 / -24	5	✓ Full exchange observed
08-20 20:00	80m	+14 / -	D2UY	- / -	2	Partial capture
08-20 19:56	80m	+16 / -	DK8CX	+13 / -4	5	✓ Full exchange observed
08-20 19:52	20m	+22 / -	UN0GY	- / -	3	Partial capture
08-18 10:48	10m	+8 / -	HG0NPJ	- / 0	3	✓ Closing fragment
08-18 10:47	10m	+10 / -	OK1HEH	- / +9	2	✓ Closing fragment
08-18 10:45	10m	+10 / -	LZ2VQ	- / -7	2	✓ Closing fragment
08-18 10:43	10m	+11 / -	UT3UW	- / -	4	✓ Closing fragment
08-18 10:40	10m	+9 / -	<...>	- / -20	4	Partial capture
08-14 20:08	20m	0 / -	LY5J	- / -1	3	✓ Closing fragment
08-14 20:03	20m	-2 / -	JA5ROH	- / -	7	Partial capture
08-14 19:30	80m	+12 / -7	R50RKZ	+5 / -	5	Partial capture
08-14 19:28	80m	+19 / -	SP1MGM	+6 / +9	6	✓ Full exchange observed
08-14 19:24	80m	+7 / -	DP6SEVEN	- / -	3	Partial capture
08-14 19:22	80m	+10 / -	YO1BRANCUSI	- / -	3	Partial capture
08-14 19:15	80m	+6 / -	R6DOB/7	- / -10	2	Partial capture
08-14 19:14	80m	- / -12	IQ4JO	+4 / -	5	Partial capture
08-13 20:36	40m	+2 / -	MM0JTV	- / -4	3	✓ Closing fragment
08-13 20:33	40m	+6 / -	HB9TOC	- / +3	3	✓ Closing fragment
08-13 20:31	40m	+7 / -	SV8GXC	- / -15	3	✓ Closing fragment
08-13 20:28	40m	+3 / -	JF6XQJ	- / -	5	Partial capture
08-13 20:27	40m	-2 / -	RX3ASQ	- / 0	2	✓ Closing fragment
08-13 20:23	80m	+6 / -	JH4IFF	- / -25	2	✓ Closing fragment
08-13 20:22	80m	+7 / -	LB5WB	+13 / -	3	✓ Closing observed
08-13 20:20	80m	+7 / -4	IT9FEG	-4 / -16	9	✓ Full exchange observed
08-13 20:17	80m	+13 / -	EA9UV	- / -	3	Partial capture
08-13 20:17	80m	+12 / -	UW5KW/QRP	- / -	4	Partial capture
08-13 20:12	160m	+4 / +7	PE0TS	-16 / +3	8	✓ Full exchange observed
08-13 20:12	160m	+2 / -	DL1GPS	- / -14	3	✓ Closing fragment
08-13 20:10	160m	+10 / -20	OM2WQ	+9 / -	4	✓ Closing observed
08-13 20:05	60m	+11 / -	DM8ET	- / +1	2	✓ Closing fragment
08-13 20:05	60m	+10 / +10	DL6FBR	-3 / +8	7	✓ Full exchange observed
08-13 20:04	60m	+13 / -	DG4BZ	0 / -	5	✓ Full exchange observed
08-13 20:02	60m	+13 / -	DL4DBM	-5 / -	3	Partial capture
08-13 20:00	60m	+12 / -	EA2EES	- / -	3	Partial capture
08-13 19:57	60m	+11 / -	EA4GA	- / -	3	Partial capture
08-13 19:55	60m	+8 / +3	PE1MHY	-8 / -	3	✓ Closing observed

Recent FT8 messages decoded at SO8OO

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

20m

UTC    dB Audio  Message
200500  -4 2574  JA5ROH DF7JU JO31 (x4)
200830  -3 2644  LY5J DF7JU JO31 (x3)
195230 +25 2778  UN0GY DF7JU JO31 (x3)
155315 +20 2719  BV7RR DF7JU JO31 (x2)
155430 +20 2719  BU2FW DF7JU JO31 (x3)

10m

UTC    dB Audio  Message
104300 +11 2721  UT3UW DF7JU JO31 (x4)
104500 +11 2721  LZ2VQ DF7JU -07 (x2)
104630 +12 2721  US2YW DF7JU RR73
104700  +9 2721  OK1HEH DF7JU R+09 (x2)
104800  +9 2721  HG0NPJ DF7JU JO31 (x3)
213015 +18 2802  <...> DF7JU JO31 (x3)

40m

UTC    dB Audio  Message
205100 +16 2746  OJ0OR DF7JU JO31
205130 +17 2746  OJ0JR DF7JU JO31 (x7)
205530 +14 2746  UX7QG DF7JU JO31 (x2)
205715 +10 2746  PY7XC DF7JU JO31
205730  +0  638  DF7JU PY7XC -10
205745 +13 2746  PY7XC DF7JU R+06
205800  +0  638  DF7JU PY7XC RR73
205815 +17 2746  PY7XC DF7JU 73

60m

UTC    dB Audio  Message
202500  +8  378  DF7JU OJ0JR +03
202515  +8 2694  OJ0JR DF7JU R+00
202530  +8  378  DF7JU OJ0JR RR73
202545  +7 2693  OJ0JR DF7JU 73
202600  -6 1786  DF7JU UT5UGR +14 (x2)
202645  +7 2694  UT5UGR DF7JU R+02
202700  +1 1786  DF7JU UT5UGR RR73
202715  +8 2694  UT5UGR DF7JU 73
202730  -6 1013  DF7JU DL3HBT +04
202745  +5 2694  DL3HBT DF7JU R-05 (x3)
202930 +10 2694  <DR800WE> DF7JU JO31 (x2)

80m

UTC    dB Audio  Message
195530 +16 2703  CQ DF7JU JO31 (x2)
195615 +11 2703  DF7JU DK8CX JO61
195630 +19 2703  DK8CX DF7JU -04
195645 +13 2703  DF7JU DK8CX R+20
195700 +14 2703  DK8CX DF7JU RR73
195715 +14 2703  DF7JU DK8CX 73
195800 +10 2703  CQ DF7JU JO31
200030 +18 2703  D2UY DF7JU JO31 (x2)
200115  -6 2703  DF7JU HA5LB JN97
200130 +10 2703  HA5LB DF7JU -24
200145  -4 2703  DF7JU HA5LB R-19
200200 +16 2703  HA5LB DF7JU RR73
200215  -6 2704  DF7JU HA5LB 73

160m

UTC    dB Audio  Message
201045 +10 1752  DF7JU OM2WQ R-20
201100 +10 2557  OM2WQ DF7JU RR73
201115 +10 1752  DF7JU OM2WQ 73
201200  +3 2557  CQ DF7JU JO31
201230  +1 2557  DL1GPS DF7JU JO31
201245 -13 2223  DF7JU PE0TS JO32
201300  -1 2557  DL1GPS DF7JU R-14 (x2)
201400  +2 2557  PE0TS DF7JU +13 (x2)
201445 -18 2223  DF7JU PE0TS JO32
201500  +2 2558  PE0TS DF7JU +03
201515 -15 2223  DF7JU PE0TS R+07
201530  +2 2557  PE0TS DF7JU RR73
201545 -18 2222  DF7JU PE0TS 73

Decoder S/N history by band

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