KM4TDZ — FT8 station from United States

United States Grid: JO56

Amateur radio station KM4TDZ operating from United States (grid square JO56). 86 FT8 spots received at SO8OO WebSDR, 5 CQ calls, active on 40m, 20m, over 15 days, best SNR +14 dB. Heard between 2026-05-01 and 2026-06-09.

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

Overview

86
Total spots
5
CQ calls
15
Days active
-4 dB
Avg SNR

Bands

20m 40m
First seen: 2026-05-01
Last seen: 2026-06-09 03:22 UTC

Frequent QSO partners observed at SO8OO

Stations KM4TDZ worked most often, as logged from our receiver:

Activity Heatmap

Location

QSO Logbook (as observed from SO8OO)

Format: our rx / partner reports

TimeBandKM4TDZPartnerPartner SNRMsgs
06-09 05:21 20m -5 / -12 OZ5FN -15 / - 3 Partial
06-09 00:01 20m - / - K8HO -14 / - 2 Partial
06-08 12:56 20m -11 / - W9DHI - / +3 2 ✓ Confirmed
06-05 01:14 20m -14 / -12 7Z1DS -13 / - 6 ✓ Verified
06-05 00:28 20m -7 / - CS2TU - / -12 2 ✓ Confirmed
06-04 06:17 20m +7 / - HB9TWU - / -10 3 Partial
06-04 06:17 20m -3 / - OZ6YN - / -22 11 ✓ Confirmed
06-04 06:17 20m -2 / -8 EA1AHP -22 / - 3 Partial
06-04 06:13 20m +9 / - UR3LM - / -20 3 ✓ Confirmed
06-04 06:11 20m - / -19 N5TLH -19 / - 2 Partial
06-04 06:08 20m +2 / - DL3MIB - / -23 2 ✓ Confirmed
06-04 06:03 20m - / -8 M7OHI -14 / - 3 Partial
06-04 05:51 20m +10 / - UR9QQ - / -15 3 Partial
05-28 02:34 20m - / - Z34K -15 / - 2 Partial
05-28 02:08 20m - / - A92AE -18 / - 3 Partial
05-28 02:04 20m - / - A92AE -18 / - 2 Partial
05-27 19:43 20m -2 / - M9KTM - / -8 3 Partial
05-20 04:11 20m -14 / - RU3GC - / -14 2 Partial
05-18 19:12 20m -10 / - G7RHF - / -16 4 ✓ Confirmed
05-13 01:43 20m -11 / - UN0GY - / -2 2 ✓ Confirmed
05-13 01:36 20m 0 / - RX9ABI - / -17 2 ✓ Confirmed
05-06 21:56 20m 0 / - CN8NS - / -16 2 ✓ Confirmed
05-06 21:46 20m +3 / - TN8GD - / -12 2 ✓ Confirmed
05-04 10:45 20m +7 / - IU4BJC - / - 9 Partial
05-03 23:57 40m -12 / - DK7ZT - / -23 2 Partial
05-01 02:58 40m -1 / - F4GTB - / - 3 Partial

Station Log

20m 
UTC    dB  Freq  Message
012400 -19 1174  CQ KM4TDZ EM78 (x3)
012745  -3 1174  KM4TDZ 7Z1EM LL34
125615 -11 2725  KM4TDZ W9DHI +03 (x2)
000115 -14 1117  K8HO KM4TDZ EM78 (x2)
051930  -9 2456  KM4TDZ DL4JG 73
052100 -14  624  KM4TDZ US5WAD -14
052130  -4 2820  KM4TDZ OZ5FN JO56 (x2)
052315 -15 1538  OZ5FN KM4TDZ -12
052545 -16 1538  EB3BQS KM4TDZ RR73
052615 -15 1538  F1PWS KM4TDZ -13
40m 
UTC    dB  Freq  Message
025800  -1 2345  KM4TDZ IZ8DBJ JN70
025800  +0 1423  KM4TDZ F4GTB JN18 (x3)
030330  -3 1086  KM4TDZ IW9FRA JM68
235700 -16 1538  KM4TDZ DK7ZT -23 (x2)
013930 -12 1501  KM4TDZ EA1CQ IN83

SNR History by Band