AC4JU — FT8 station from United States

United States Grid: JM78

Amateur radio station AC4JU operating from United States (grid square JM78). 110 FT8 spots received at SO8OO WebSDR, 14 CQ calls, active on 40m, 20m, over 6 days, best SNR +4 dB. Heard between 2026-05-31 and 2026-07-02.

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Overview

110
Total spots
14
CQ calls
6
Days active
-12 dB
Avg SNR

Bands

20m 40m
First seen: 2026-05-31
Last seen: 2026-07-02 20:26 UTC

Frequent QSO partners observed at SO8OO

Stations AC4JU worked most often, as logged from our receiver:

Activity Heatmap

Location

QSO Logbook (as observed from SO8OO)

Format: our rx / partner reports

TimeBandAC4JUPartnerPartner SNRMsgs
07-02 22:25 20m -4 / - IW9HPG - / - 2 Partial
06-18 00:42 20m -20 / - N1KY - / +4 2 ✓ Confirmed
06-18 00:39 20m -2 / - YO4NF - / -15 3 ✓ Confirmed
06-17 23:47 20m -13 / - IC8CUQ - / +2 5 Partial
06-17 23:41 20m -13 / - IC8CUQ - / +2 3 Partial
06-08 02:13 20m - / -3 KB2FA -22 / - 2 ✓ Confirmed
06-08 02:08 20m -13 / -20 US5HL -19 / -19 2 Partial
06-08 02:06 20m +1 / - UN7EAX - / - 3 Partial
06-08 02:06 20m - / -4 WB0N -18 / - 2 ✓ Confirmed
06-08 01:56 20m - / -3 R7WA -21 / - 2 ✓ Confirmed
06-08 01:52 20m - / -7 KL7TC -22 / - 2 Partial
06-08 01:49 20m - / -9 KB0TNG -22 / - 2 ✓ Confirmed
06-08 01:42 20m - / -15 WA2HIP -19 / - 2 ✓ Confirmed
06-08 01:34 20m -10 / - KF4CCG - / - 2 Partial
06-08 01:19 20m -4 / - OD5KU - / -11 2 Partial
06-08 01:15 20m -8 / - OD5KU - / - 2 Partial
06-08 01:13 20m -4 / - R3KCW - / -16 4 Partial
06-08 01:06 20m -22 / +7 K9LV -16 / - 4 ✓ Verified
06-08 00:48 20m 0 / - UA6YW - / -14 3 Partial
06-08 00:46 20m -10 / - N3FMC - / -15 3 ✓ Confirmed
06-08 00:46 20m -10 / - PT2ND - / -11 6 Partial
06-08 00:44 20m -17 / - WA0DYJ -13 / - 2 Partial
06-08 00:40 20m - / -13 KB1YKJ -15 / - 3 Partial
06-08 00:16 20m - / -19 DL7UVO -15 / - 3 Partial
06-08 00:11 20m - / -10 CU3HY -15 / - 2 ✓ Confirmed
06-08 00:09 20m -20 / - KF4YHC - / - 2 ✓ Confirmed
06-08 00:09 20m -13 / - S52D - / - 2 Partial
06-08 00:06 20m - / -10 N0WUS -17 / - 3 ✓ Confirmed
06-08 00:03 20m -15 / - KE2DC -18 / -4 5 ✓ Complete
06-08 00:02 20m - / -21 UW8SM -20 / - 2 ✓ Confirmed
06-07 23:57 20m - / -10 AF6SA -14 / - 2 ✓ Confirmed
06-07 23:56 20m - / - WB8SCG -16 / - 2 ✓ Confirmed
06-07 23:56 20m -10 / - TA3TK - / - 4 Partial
06-07 23:56 20m -8 / - VE2FVV - / - 7 Partial
06-07 23:53 20m - / -1 KB1AE -14 / - 2 ✓ Confirmed
06-07 23:52 20m -16 / - F6FDY - / +3 2 ✓ Confirmed
06-07 23:45 20m - / -6 N9ID -13 / - 3 ✓ Confirmed
06-07 23:44 20m - / -14 WD0GVH -10 / - 4 ✓ Confirmed
06-07 23:44 20m -21 / -14 UW8SM -10 / - 5 Partial
06-07 23:43 20m - / +1 KF4YHC -9 / - 2 ✓ Confirmed
06-07 23:42 20m - / -10 N0FUK -12 / - 2 Partial
06-07 23:42 20m -20 / - IU8RFW - / - 2 Partial
06-07 23:41 20m - / -13 IZ0AIO -14 / - 2 ✓ Confirmed
06-07 23:39 20m -17 / - KC2NJ -15 / +6 3 ✓ Verified
06-07 23:36 20m - / -10 S51CC -13 / - 2 ✓ Confirmed
06-07 23:35 20m -22 / -16 UW8SM -13 / - 6 Partial
06-07 23:31 20m - / -7 W6YW -11 / - 2 Partial
06-07 23:30 20m - / -20 PD0PHA -11 / - 2 ✓ Confirmed
06-07 23:29 20m -18 / - IU8RFW - / - 2 Partial
06-07 23:25 20m -24 / - KS0JD - / - 3 Partial

Station Log

20m 
UTC    dB  Freq  Message
234415 -14 1770  AC4JU IC8CUQ R+02 (x6)
002845 -11 1543  AC4JU YO4NF -16 (x4)
004245 -19 1850  AC4JU N1KY R+04 (x2)
215415 -21 1831  AC4JU CT1FSA R-17
222545  -5 1052  AC4JU IW9HPG JM78 (x2)
40m 
UTC    dB  Freq  Message
020615 -18 1161  AC4JU SP6CA JO80

SNR History by Band