K3ZK — FT8 station from United States

United States Grid: JO72

Amateur radio station K3ZK operating from United States (grid square JO72). 1,431 FT8 spots received at SO8OO WebSDR, 406 CQ calls, active on 80m, 60m, 40m, 20m, over 35 days, best SNR +24 dB. Heard between 2026-04-22 and 2026-06-29.

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

Overview

1,431
Total spots
406
CQ calls
35
Days active
-9 dB
Avg SNR

Bands

80m 60m 20m 40m
First seen: 2026-04-22
Last seen: 2026-06-29 01:31 UTC

Frequent QSO partners observed at SO8OO

Stations K3ZK worked most often, as logged from our receiver:

Activity Heatmap

Location

QSO Logbook (as observed from SO8OO)

Format: our rx / partner reports

TimeBandK3ZKPartnerPartner SNRMsgs
06-29 03:07 40m -8 / - IK4LZH - / -17 5 Partial
06-29 01:27 40m -4 / - UT7HX - / - 2 Partial
06-28 23:41 20m -8 / - M7HQE - / - 3 Partial
06-28 23:33 20m -16 / - R5AV - / -5 2 ✓ Confirmed
06-28 02:38 40m -9 / - IK4LZH - / - 2 Partial
06-28 02:11 40m -6 / - IK4LZH - / - 3 Partial
06-28 02:07 40m -8 / - IK4LZH - / - 2 Partial
06-27 23:28 20m -16 / - TA1BMD - / - 2 Partial
06-27 03:01 40m -12 / - MI0OBC - / -12 2 Partial
06-26 22:59 20m -14 / - US4EX - / - 7 Partial
06-26 22:46 20m -17 / - US4EX - / - 2 Partial
06-26 22:43 20m - / -1 DL1R -20 / - 2 Partial
06-26 22:42 20m -18 / - US4EX - / - 2 Partial
06-13 22:25 20m - / -20 N5BK -14 / - 3 ✓ Confirmed
06-13 22:22 20m -11 / -3 EA5AX -17 / - 4 ✓ Verified
06-13 22:19 20m - / -10 KI5ZUA -12 / - 3 ✓ Confirmed
06-13 22:12 20m - / -20 K7LNY -16 / - 3 ✓ Confirmed
06-13 22:05 20m - / -22 OE8RPK -18 / - 4 Partial
06-13 22:02 20m -8 / - F5NHG - / - 2 Partial
06-13 22:00 20m - / -19 IZ1HJU -17 / - 3 ✓ Confirmed
06-13 21:49 20m - / -16 KB5IAV -19 / - 2 ✓ Confirmed
06-13 21:18 20m +4 / - UR4QWW - / -11 2 ✓ Confirmed
06-13 21:03 20m +8 / - M9KTM - / - 3 Partial
06-13 02:16 40m -1 / - SP2KW - / - 3 Partial
06-13 01:38 40m -2 / - IK4LZH - / -18 4 ✓ Confirmed
06-13 01:38 40m -20 / - ON4MAP - / - 3 Partial
06-13 01:30 40m +6 / - IK4LZH - / - 3 Partial
06-11 21:00 20m -5 / - EA3JHH - / - 5 Partial
06-11 20:59 20m +6 / - F4NGC - / - 3 Partial
06-11 20:48 20m -10 / - UX5UW - / -15 2 Partial
06-11 20:44 20m +5 / - M0AAM - / -13 3 ✓ Confirmed
06-11 03:17 40m -6 / - DM2BM - / - 2 Partial
06-10 23:44 20m - / -6 KQ4PJA -14 / - 2 Partial
06-10 23:33 20m - / -12 KC8TZW -16 / - 3 ✓ Confirmed
06-10 02:25 40m -15 / - N8BEK - / -4 3 ✓ Confirmed
06-10 02:24 40m -4 / - SV1TDZ - / - 2 Partial
06-10 02:15 40m 0 / - IU0NAD - / - 2 Partial
06-10 02:14 40m -4 / - PD0RCQ - / - 3 Partial
06-10 02:06 40m -8 / - PD0RCQ - / - 3 Partial
06-10 02:02 40m -8 / - DL5KIM - / +3 3 ✓ Confirmed
06-10 02:01 40m -4 / - SM3ULU - / - 3 Partial
06-10 01:57 40m +9 / - F6GGA - / - 2 Partial
06-10 01:49 40m -9 / - SM3ULU - / - 2 Partial
06-10 01:38 40m -17 / - SP5MIG - / - 3 Partial
06-09 03:18 40m -12 / - EA3IZF - / - 2 Partial
06-09 03:14 40m +2 / - DL6CHF - / - 2 Partial
06-09 02:32 40m -11 / - SV1MOZ - / - 5 Partial
06-09 01:37 40m -8 / - SP1ADT - / - 4 Partial
06-09 01:25 40m +6 / -19 DF1WR -19 / -7 6 ✓ Complete
06-09 01:24 40m +3 / - DK3AE - / - 3 Partial

Station Log

40m 
UTC    dB  Freq  Message
021115  -7  537  K3ZK IK4LZH JN54 (x5)
024115 -15 1933  K3ZK SP1EG -13
012745  -7 2608  K3ZK UT7HX KN69 (x2)
030715  -8  537  K3ZK IK4LZH JN54 (x5)
033145 -12 1423  K3ZK IU5TUG JN53
033145  +3 2541  K3ZK SP3IOE JO72
20m 
UTC    dB  Freq  Message
003745 -23 1287  CQ K3ZK FN21
230930 -23 1579  K3ZK DM6OAC JO60
232830 -16 1569  K3ZK TA1BMD KN31 (x2)
233800 -19 1287  K3ZK TA3ZGR KN40
000215 -22 1287  K4KSC K3ZK R-10
003915 -19 1286  UY0HY K3ZK -13
233345 -14 1285  K3ZK R5AV -05 (x2)
233815  -3 1569  K3ZK M7HQE IO94 (x4)
234730 -20 1285  R2DIH K3ZK RR73
000330 -23 1285  KO4NZL K3ZK -08
80m 
UTC    dB  Freq  Message
024615 -15 1455  K3ZK ON1JP -11 (x4)
025315  +1 1739  K3ZK EA3NG JN01 (x4)
031345 -24 1271  K3ZK HB9MZI JN46 (x2)
033245 -19 1963  K3ZK EA8DIB IL18
60m 
UTC    dB  Freq  Message
013615 +10  666  K3ZK F1PBZ +03 (x2)
015415  -4  848  K3ZK G4ATX JO01 (x4)

SNR History by Band