OH/DL4SVA — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: Finland

Receiver-side FT8 activity involving OH/DL4SVA, decoded by SO8OO in southeastern Poland. 761 related FT8 messages, 288 CQ messages, observed on 80m, 40m, 20m, 10m, across 13 UTC dates. Heard between 2026-06-01 and 2026-07-18.

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

761

Related messages

288

CQ messages

UTC dates heard

-3 dB

Mean decoder S/N

Bands

80m 20m 40m 10m

First seen: 2026-06-01
Last seen: 2026-07-18 11:26 UTC

Frequent QSO partners observed at SO8OO

Stations OH/DL4SVA worked most often, as logged from our receiver:

SQ3LVF · Poland HB9ZHK · Switzerland YO4NF · Romania RC3DB · European Russia R2SDZ · European Russia LB2YJ · Norway

Activity Heatmap

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	OH/DL4SVA S/N	Counterpart	Counterpart S/N	Msgs	Capture
07-18 13:26	10m	- / -	<...>	-8 / -	2	✓ Closing fragment
07-18 11:37	10m	- / -	<...>	-2 / -	2	✓ Closing fragment
07-18 11:28	10m	-13 / -12	M0BEW	-10 / -25	2	Partial capture
07-18 11:28	10m	-11 / -	<...>	-4 / -	2	✓ Closing fragment
07-18 11:23	10m	-10 / -	<...>	-7 / -	2	✓ Closing fragment
07-10 02:03	40m	-8 / -	<...>	-9 / -	5	✓ Closing fragment
07-10 01:46	80m	+2 / -	<...>	-1 / -	3	✓ Closing fragment
07-10 01:44	80m	+6 / -	<...>	+8 / -	2	✓ Closing fragment
07-10 01:31	80m	+11 / -	<...>	+4 / -	5	✓ Closing fragment
07-09 19:41	80m	+1 / -	<...>	+12 / -	2	✓ Closing fragment
07-09 19:38	80m	- / -1	IZ3KUS	+6 / -	2	Partial capture
07-09 19:38	80m	+5 / +7	R2AL	+6 / -	3	Partial capture
07-09 19:38	80m	+2 / -	R2SDZ	- / -	2	✓ Closing fragment
07-09 19:36	80m	- / +4	9A4ZM	+16 / -	2	Partial capture
07-09 19:33	80m	-8 / -4	R6YG	-12 / -11	4	Partial capture
07-09 19:33	80m	+5 / -	<...>	+9 / -	9	✓ Closing fragment
07-09 19:32	80m	- / -	DM4KE	-4 / -	2	Partial capture
07-09 18:40	40m	- / -	YO4NF	-16 / -	2	✓ Closing fragment
07-09 18:36	80m	+7 / -2	DO1UKR	-8 / -9	3	Partial capture
07-09 18:35	80m	+2 / -	<...>	+3 / -	6	✓ Closing fragment
07-09 18:33	80m	- / -8	RN6MA	+3 / -	5	Partial capture
07-09 18:32	80m	- / -1	SQ9LOJ	-8 / -	2	Partial capture
07-09 18:29	80m	+4 / -	<...>	-7 / -	6	✓ Closing fragment
07-09 18:26	80m	+3 / -9	R3QG	-17 / +6	2	Partial capture
07-09 18:24	80m	- / +1	OM0ACA	-12 / -	2	Partial capture
07-09 18:23	80m	+6 / -1	SP8BJU	+10 / -5	3	Partial capture
07-09 18:21	80m	+6 / -9	UR4LG	-4 / -2	3	Partial capture
07-09 18:19	80m	+4 / -	<...>	-3 / -	13	✓ Closing fragment
07-09 18:18	80m	-2 / +5	UA4FKT	+2 / -	3	Partial capture
07-09 02:20	80m	-16 / -	DO9BAU	- / -	4	Partial capture
07-09 02:20	80m	-13 / -	EA5HM	-4 / -4	6	Partial capture
07-09 02:19	80m	- / -	<...>	+6 / -	2	✓ Closing fragment
07-09 02:18	80m	-11 / -4	HA7TM	+14 / -	3	Partial capture
07-09 02:17	80m	-15 / -	LB2YJ	-14 / -	2	✓ Closing observed
07-08 17:06	40m	- / -	<...>	-8 / -	2	✓ Closing fragment
07-08 17:03	40m	-24 / -	<...>	+5 / -	2	✓ Closing fragment
06-06 08:03	20m	+8 / -	DJ7BU	-1 / -	2	Partial capture
06-06 07:59	20m	0 / -	<...>	- / -	3	✓ Closing fragment
06-06 07:58	20m	-2 / -6	EB1LA	-8 / +5	3	Partial capture
06-06 07:46	20m	+6 / -	<...>	-9 / -	4	✓ Closing fragment
06-06 07:41	20m	+6 / -	<...>	- / -	4	✓ Closing fragment
06-06 07:27	20m	-4 / -	<...>	-2 / -	3	✓ Closing fragment
06-06 07:23	20m	-6 / -	<...>	+7 / -	3	✓ Closing fragment
06-06 07:19	20m	-2 / -	<...>	- / -	2	✓ Closing fragment
06-06 07:16	20m	- / -	RA4FUT	-11 / -	2	Partial capture
06-06 07:11	20m	-3 / -	<...>	-8 / -	7	✓ Closing fragment
06-06 07:03	20m	-4 / -	DD2MON	- / -11	2	Partial capture
06-05 19:08	20m	- / -	RY7G	+18 / -	2	Partial capture
06-05 18:18	20m	- / -	<...>	-12 / -	2	✓ Closing fragment
06-05 17:52	20m	- / -2	RA6OY	-4 / -	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
112300 -10  804  <...> OH/DL4SVA RR73
112315  -7 2715  OH/DL4SVA <...> 73
112330 -12  803  UA4FEN OH/DL4SVA R+09
112800 -11  804  <...> OH/DL4SVA RR73
112845 -10  804  OH/DL4SVA M0BEW -12
112900 -13  804  M0BEW OH/DL4SVA R-25
112915  -4  804  OH/DL4SVA <...> RR73
113230 -12  803  <...> OH/DL4SVA RR73
113745  -2 2590  OH/DL4SVA <...> RR73 (x2)
114200 -15  803  <...> OH/DL4SVA RR73
114300 -14  804  RC5F OH/DL4SVA +08
131715  +0 1392  OH/DL4SVA <...> 73 (x3)

40m

UTC    dB Audio  Message
023030 -16 1147  CQ OH/DL4SVA (x3)
023230 -17 1147  ON4MAP OH/DL4SVA -19
023800 -20 1147  <...> OH/DL4SVA RR73
184045 -15 2139  OH/DL4SVA <YO4NF> RR73 (x2)
020330  -7  384  <...> OH/DL4SVA RR73 (x2)
020415 -10  385  OH/DL4SVA <...> 73
020430 -12  385  CQ OH/DL4SVA
020600  -8  385  <...> OH/DL4SVA RR73
020615  -8  385  OH/DL4SVA <...> 73
020630 -10  384  CQ OH/DL4SVA
161615  +1 2635  OH/DL4SVA <...> 73

80m

UTC    dB Audio  Message
013200 +13  602  DO5GER OH/DL4SVA -07
013230  +9  603  <...> OH/DL4SVA RR73
013300 +14  603  RO2X OH/DL4SVA +07
013330 +12  603  <...> OH/DL4SVA RR73
013345  +0 2370  OH/DL4SVA <...> 73
013400  +3  603  CQ OH/DL4SVA (x3)
014400  +6  603  <...> OH/DL4SVA RR73
014415  +8 1397  OH/DL4SVA <...> 73
014430  +6  603  CQ OH/DL4SVA
014630  +0  603  <...> OH/DL4SVA
014700  +5  603  DH8WR OH/DL4SVA R+08
014715  -1 1037  OH/DL4SVA <...> RR73
014730  +5  603  <...> OH/DL4SVA 73

20m

UTC    dB Audio  Message
080200  +1  508  <...> OH/DL4SVA RR73
080230  +3  508  CQ OH/DL4SVA (x2)
080345  -1  508  OH/DL4SVA DJ7BU JN59
080400  +8  508  DJ7BU OH/DL4SVA +13
080430 +10  508  <...> OH/DL4SVA RR73
041645  -6 2072  <OH/DL4SVA> R8LCA MO27
041645  +6  700  OH/DL4SVA <...> 73 (x5)
052530 -15  724  CQ OH/DL4SVA (x2)
185215 -12 2582  OH/DL4SVA <...> 73

Decoder S/N history by band

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