PY4ZDC — FT8 station from Brazil

Brazil Grid: JN25

Amateur radio station PY4ZDC operating from Brazil (grid square JN25). 226 FT8 spots received at SO8OO WebSDR, 62 CQ calls, active on 80m, 40m, 10m, over 30 days, best SNR +24 dB. Heard between 2026-04-22 and 2026-06-09.

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

Overview

226
Total spots
62
CQ calls
30
Days active
-8 dB
Avg SNR

Bands

80m 40m 10m
First seen: 2026-04-22
Last seen: 2026-06-09 15:46 UTC

Frequent QSO partners observed at SO8OO

Stations PY4ZDC worked most often, as logged from our receiver:

Activity Heatmap

Location

QSO Logbook (as observed from SO8OO)

Format: our rx / partner reports

TimeBandPY4ZDCPartnerPartner SNRMsgs
06-09 17:44 10m -11 / - F4BJN - / - 4 Partial
06-09 13:59 10m - / -7 EA7GMY -13 / - 2 Partial
06-09 13:44 10m -14 / - RW6ASB - / - 3 Partial
06-09 13:40 10m - / -12 LU7HF -8 / - 2 Partial
06-09 12:31 10m -1 / - IR5RTSE - / -12 3 Partial
06-08 19:59 10m -6 / - IK4LZH - / -4 4 ✓ Confirmed
06-08 19:56 10m - / -16 M1ESA -13 / - 2 ✓ Confirmed
06-08 17:43 10m -20 / - G4DBW - / - 2 Partial
06-08 13:35 10m +3 / - IK4LZH - / - 2 Partial
06-08 13:35 10m +11 / - IW2HZE - / - 5 Partial
06-08 13:31 10m - / -15 A61OK -18 / - 2 Partial
06-08 13:29 10m - / -17 CT3KU -17 / - 2 ✓ Confirmed
06-08 13:11 10m +8 / - DL1MEV - / -17 7 Partial
06-07 13:36 10m - / -1 DJ9HX -16 / - 4 ✓ Confirmed
06-07 13:30 10m - / -20 SQ9V -9 / - 2 ✓ Confirmed
06-07 13:25 10m - / -15 IV3JRY -5 / - 3 ✓ Confirmed
06-07 13:24 10m - / -17 UR6QV -8 / - 2 ✓ Confirmed
06-07 13:19 10m - / -13 HB9IJF -9 / - 3 Partial
06-07 13:18 10m - / -13 DH9DR -10 / - 2 ✓ Confirmed
06-07 13:17 10m - / - EA3CJ -12 / - 2 Partial
06-07 13:12 10m - / -17 IQ7PU -11 / - 2 Partial
06-07 13:05 10m - / -10 <...> -12 / - 4 Partial
06-07 13:00 10m -5 / - A61OK - / -11 7 Partial
06-05 18:03 10m - / -14 K8LES -7 / - 2 Partial
06-03 17:48 10m -16 / - R1AI - / -23 2 Partial
06-03 17:37 10m -9 / - SV1MOZ - / -6 4 ✓ Confirmed
06-03 17:35 10m -7 / - UA1AEL - / -17 2 Partial
06-03 17:21 10m +10 / - RA3IAI - / -3 3 ✓ Confirmed
06-02 19:26 10m - / -11 AJ1L -14 / - 3 Partial
06-02 19:16 10m -18 / - OD5TX - / -3 2 ✓ Confirmed
06-02 19:14 10m -7 / - EA3ADX - / -15 3 Partial
05-31 17:37 10m - / -15 EA8AID -18 / - 2 Partial
05-27 18:00 10m - / -14 K4SJR -6 / - 3 Partial
05-27 17:45 10m -7 / - LZ2VO - / -23 2 Partial
05-27 16:54 10m +2 / - A61EK - / -11 2 ✓ Confirmed
05-27 12:56 10m -12 / - ZS4OIL - / -18 2 ✓ Confirmed
05-25 19:07 10m - / -12 CE3BVF -17 / - 2 ✓ Confirmed
05-25 18:12 10m - / -19 SP4BP -10 / - 2 Partial
05-25 18:10 10m - / -14 RK1N -12 / - 2 Partial
05-25 18:06 10m - / -8 RK1N -10 / - 2 Partial
05-25 18:04 10m - / -21 KN4SON -12 / - 2 Partial
05-25 18:00 10m - / -13 F4EZG -9 / - 3 ✓ Confirmed
05-25 17:47 10m - / -5 SV1AVD -14 / - 2 Partial
05-25 17:42 10m - / - CD3NCX -11 / - 2 Partial
05-25 17:41 10m - / -10 IZ5OUT -14 / - 2 Partial
05-25 13:04 10m - / -9 4X4DK -15 / - 2 Partial
05-25 13:00 10m - / -11 DL3MCW -10 / - 3 Partial
05-24 20:05 10m -5 / - F4LKA - / - 3 Partial
05-24 20:05 10m - / -1 F1PBZ -10 / - 3 Partial
05-24 19:49 10m -13 / -1 HB9TOC -13 / -1 5 ✓ Complete

Station Log

10m 
UTC    dB  Freq  Message
134245 -13 1003  CQ PY4ZDC GH51
134400 -16 1003  PY4ZDC M0NPT IO92
134400 -18 1309  PY4ZDC RW6ASB LN05 (x3)
135900 -13 1000  EA7GMY PY4ZDC -07 (x2)
140200 -14 1000  PU7OBR PY4ZDC -10
174415  -8  853  PY4ZDC F4BJN JN25 (x4)
200400  -3 1012  PA5J PY4ZDC +04
200800 -15 1010  OK1DXR PY4ZDC -08
200830 -15 1009  DN9AD PY4ZDC -18
40m 
UTC    dB  Freq  Message
000130 -12  975  PY4ZDC F4GTB JN18
000130  -6 2477  PY4ZDC RM8L MO27
000200  -8  976  PY4ZDC F4GTB JN18
000530  -1  975  PY4ZDC RW3QU KO90
000900  -9 1584  PY4ZDC UT5ZC R-13
001845  -1 2162  PY4ZDC 9A5E R-12 (x2)
80m 
UTC    dB  Freq  Message
185600 -12 1194  PY4ZDC DG5TF JN58 (x3)

SNR History by Band