BI4VKA — FT8 activity observed at SO8OO

DXCC entity inferred from callsign: China

Receiver-side FT8 activity involving BI4VKA, decoded by SO8OO in southeastern Poland. 61 related FT8 messages, observed on 40m, 20m, 10m, across 15 UTC dates. Heard between 2026-05-29 and 2026-08-19.

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

61
Related messages
0
CQ messages
15
UTC dates heard
-7 dB
Mean decoder S/N

Bands

First seen: 2026-05-29
Last seen: 2026-08-19 19:55 UTC

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 UTCBandBI4VKA S/NCounterpartCounterpart S/NMsgsCapture
08-19 21:53 40m - / -11 F8FUA +6 / - 2 ✓ Closing fragment
08-19 21:52 40m - / -19 EA3AAY -8 / - 6 ✓ Closing fragment
08-04 22:03 40m - / -20 YO8PS -9 / - 3 ✓ Closing fragment
08-04 22:01 40m - / -25 HB9CZF -11 / - 5 Partial capture
07-29 23:01 20m - / -5 DM4ET -14 / - 2 ✓ Closing fragment
07-29 22:51 20m - / -16 EA4MF -10 / - 2 ✓ Closing fragment
07-29 22:14 20m - / -9 CR7BRV +6 / - 3 ✓ Closing fragment
07-17 22:13 20m - / -19 CU6AD -13 / - 6 ✓ Closing fragment
07-15 23:01 20m - / -18 PY7XC -14 / - 3 ✓ Closing fragment
06-25 21:36 40m - / - UA4FKT -8 / - 4 Partial capture
06-24 21:54 20m - / -15 EA5BLP 0 / - 3 ✓ Closing fragment
06-24 21:50 20m - / +1 T77RN +5 / - 2 ✓ Closing fragment
06-22 21:52 20m - / -13 IQ4JO +9 / - 2 ✓ Closing fragment
06-08 22:32 20m - / -10 DL5NDD -8 / - 2 ✓ Closing fragment
06-01 10:50 20m - / -18 RN6MA 0 / - 2 Partial capture
05-29 21:54 20m - / -23 VP2MAA -5 / - 4 Partial capture
05-29 21:48 20m -5 / - VP2MAA - / - 5 Partial capture
05-29 21:40 20m -6 / - VP2MAA - / - 4 Partial capture

Recent FT8 messages decoded at SO8OO

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

40m
UTC    dB Audio  Message
220230 -10 1409  BI4VKA HB9CZF -25 (x3)
220330  -7 1952  BI4VKA YO8PS KN37 (x3)
214945 -15  779  BI4VKA SP7IWA -19
215245 -10 1981  BI4VKA EA3AAY JN11 (x3)
215345  +7 2406  BI4VKA F8FUA -11 (x2)
215445  -6 1982  BI4VKA EA3AAY JN11 (x3)
10m
UTC    dB Audio  Message
101100  -9  505  BI4VKA RR73; BD7NWF <C91RU> -08
081400 -14 1375  BI4VKA IT9IRV -07
20m
UTC    dB Audio  Message
221400 -16 1222  BI4VKA CU6AD -19 (x4)
220300 -15 2010  BI4VKA EA1D -05
221430  +7  634  BI4VKA CR7BRV IM58
221445 -16 2429  LU7DK BI4VKA R-17
221600  +4  634  BI4VKA CR7BRV R-09 (x2)
225100  -8  992  BI4VKA EA4MF -16 (x2)
230115 -12  956  BI4VKA DM4ET -05 (x2)
074700 -21 1512  BI4VKA UT5ZC -15
084900 -18 1112  BI4VKA CS8ABF RR73

Decoder S/N history by band

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