AD4C — FT8 station from United States

United States Grid: KM27

Amateur radio station AD4C operating from United States (grid square KM27). 149 FT8 spots received at SO8OO WebSDR, 12 CQ calls, active on 60m, 40m, 20m, over 8 days, best SNR +16 dB. Heard between 2026-04-24 and 2026-06-09.

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

Overview

149
Total spots
12
CQ calls
8
Days active
-6 dB
Avg SNR

Bands

40m 60m 20m
First seen: 2026-04-24
Last seen: 2026-06-09 21:33 UTC

Frequent QSO partners observed at SO8OO

Stations AD4C worked most often, as logged from our receiver:

Activity Heatmap

Location

QSO Logbook (as observed from SO8OO)

Format: our rx / partner reports

TimeBandAD4CPartnerPartner SNRMsgs
06-09 23:31 40m -20 / - SP5MIG - / -14 4 ✓ Confirmed
06-09 23:31 40m -10 / - DL1EBW - / - 2 Partial
06-09 23:31 40m -4 / - SV1TRJ - / - 6 Partial
06-09 23:27 40m 0 / - LB5JK - / -19 6 ✓ Confirmed
06-09 23:27 40m -7 / - SP9TBT - / - 2 Partial
06-09 23:26 40m -12 / - EA1CQ - / -11 4 ✓ Confirmed
06-04 00:22 40m 0 / - EB1LA - / +7 3 ✓ Confirmed
06-04 00:21 40m -4 / - DK8HC - / - 3 Partial
06-04 00:20 40m +6 / - PA1PXL - / -3 3 ✓ Confirmed
05-24 00:49 40m 0 / -11 EI2IXB -8 / - 3 ✓ Verified
05-24 00:48 40m -9 / - PD1HBL - / - 12 Partial
05-24 00:47 40m -6 / - DL6LG - / - 6 Partial
05-24 00:46 40m -14 / - IZ8PPI - / -3 4 Partial
05-24 00:46 40m -18 / -12 UX5UW -10 / -14 4 ✓ Complete
05-23 02:12 40m -1 / -11 UA4FKT -6 / - 8 Partial
05-23 02:10 40m +2 / -10 9A4ZM -8 / -10 5 ✓ Complete
05-23 02:08 40m -8 / -14 F6FHZ -6 / -10 5 ✓ Complete
05-23 02:08 40m +8 / -11 IQ4JO -6 / -13 5 ✓ Complete
05-23 02:07 40m - / -10 ON1JP -4 / - 2 ✓ Confirmed
05-23 02:04 40m +2 / -9 F5NNN -5 / -5 6 ✓ Complete
05-23 02:02 40m -11 / -6 SV5BYP -6 / -15 7 ✓ Complete
05-23 01:36 20m +6 / -13 IK4TVP -8 / -12 8 ✓ Complete
05-09 23:55 20m -2 / - VE2FVV - / - 3 Partial
05-07 01:48 40m - / -7 SP5LST -9 / - 2 ✓ Confirmed
05-07 01:47 40m +12 / - PI4DX -11 / -5 4 ✓ Verified
05-07 01:45 40m -3 / -5 R7HL -12 / -9 6 ✓ Complete
05-07 01:45 40m - / -15 UT8SQ -11 / - 2 ✓ Confirmed
05-07 01:43 40m -10 / -16 A61DD -13 / -6 5 ✓ Complete
05-07 01:41 40m - / -16 UI6O -11 / - 4 ✓ Confirmed
05-07 01:41 40m -12 / - IZ8PPI - / - 4 Partial
05-07 01:39 40m +12 / -7 IK4LZH -14 / -7 3 Partial
05-07 01:38 40m +7 / - PI4DX - / - 4 Partial
05-07 01:38 40m -8 / -12 R6OK -13 / - 4 ✓ Verified
05-07 01:38 40m -10 / - UA6LCF - / - 2 Partial
05-07 01:37 40m -24 / - MI7XHT - / - 2 Partial
05-07 01:37 40m -16 / - ON4MAP - / - 4 Partial
05-07 01:37 40m 0 / -14 YO6LM -11 / - 3 ✓ Verified
04-27 03:10 40m -11 / - R3MW - / -19 3 ✓ Confirmed
04-27 03:09 40m -8 / - RN6HK - / -17 2 Partial
04-27 03:04 40m +6 / - R2EC - / - 2 ✓ Confirmed
04-24 03:28 40m -18 / - R3PLT - / -18 3 Partial
04-24 03:24 40m -19 / - R3PLT - / -16 3 Partial

Station Log

40m 
UTC    dB  Freq  Message
232915  +0 2479  AD4C LB5JK R-19 (x2)
233115 -10 1267  AD4C DL1EBW JO31
233115  -2 2478  AD4C SV1TRJ KM27
233145 -18 1703  AD4C SP5MIG KO02
233145  -2 2479  AD4C SV1TRJ KM27
233145  -9 1267  AD4C DL1EBW JO31
233215  -6 2479  AD4C SV1TRJ KM27
233215 -24 1702  AD4C SP5MIG KO02
233245  +9  663  AD4C UR1CCT KN69
233245 -20 1703  AD4C SP5MIG R-14
233245  -6 2479  AD4C SV1TRJ KM27 (x2)
233315 -17 1703  AD4C SP5MIG 73
233345  -3 2479  AD4C SV1TRJ KM27
20m 
UTC    dB  Freq  Message
235430 -11 2277  CQ DX AD4C EL97
235545  -4  409  AD4C VE2FVV FN59 (x3)
013545 -17 2010  AD4C RV9WF LO74
013645  +2 1928  AD4C IK4TVP -12 (x4)
013830  -8 2277  DL1BBO AD4C RR73
013845  +9 1928  AD4C IK4TVP -12
013900  -7 2277  IK4TVP AD4C R-13
013915  +3 1928  AD4C IK4TVP RR73
013930  -9 2276  IK4TVP AD4C 73
001830  -1 2279  OE6FEF AD4C EL97
60m 
UTC    dB  Freq  Message
004045 -20 2025  AD4C IZ8PPI -20

SNR History by Band