PY4ZDC — FT8 station from Brazil

Brazil Grid: JO65

Amateur radio station PY4ZDC operating from Brazil (grid square JO65). 450 FT8 spots received at SO8OO WebSDR, 65 CQ calls, active on 80m, 40m, 20m, 10m, over 58 days, best SNR +24 dB. Heard between 2026-04-25 and 2026-07-24.

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

Overview

450
Total spots
65
CQ calls
58
Days active
-8 dB
Avg SNR

Bands

80m 20m 40m 10m
First seen: 2026-04-25
Last seen: 2026-07-24 17:00 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
07-24 18:59 10m -10 / - OZ4MK - / - 2 Partial
07-23 18:14 10m -6 / - LZ5XP - / - 2 Partial
07-23 17:44 10m -14 / - R3ZG - / -17 3 Partial
07-22 18:21 10m -20 / - PA0GSP - / -4 3 ✓ Confirmed
07-22 12:30 10m -19 / - DL2SWA - / - 4 Partial
07-21 12:24 10m -3 / - IK4LZH - / - 3 Partial
07-20 16:22 10m -22 / - UA3D - / -4 2 Partial
07-19 18:58 10m -15 / - IZ4VSD - / -4 2 ✓ Confirmed
07-19 18:48 10m 0 / - DL1DV - / -10 3 Partial
07-17 17:50 10m -18 / - F6IQA - / -8 4 Partial
07-17 17:38 10m -17 / - IU1NGS - / +4 4 ✓ Confirmed
07-10 23:20 40m -10 / - PC2J - / - 3 Partial
07-10 23:19 40m -17 / - EA2DR - / - 2 Partial
07-08 17:07 10m -14 / - S59MA - / - 2 Partial
07-07 20:18 10m -18 / - PE1MHY - / -14 2 Partial
07-06 22:24 40m -19 / - UR4QWW - / - 3 Partial
07-06 22:24 40m -1 / - PI4DX - / -15 2 ✓ Confirmed
07-06 19:20 10m -4 / - DH3GD - / -13 6 ✓ Confirmed
07-02 13:05 10m -14 / - HB9RSG - / -9 2 ✓ Confirmed
06-30 18:49 10m - / -16 W3FAY -12 / - 2 ✓ Confirmed
06-30 18:38 10m -10 / - SX0W - / - 2 Partial
06-29 19:55 10m - / -1 HB9EKJ -14 / - 2 Partial
06-29 15:48 10m -6 / - TM2WWA - / -11 2 Partial
06-28 18:14 10m -9 / - OZ1BIN - / -6 7 Partial
06-28 18:03 10m -7 / - OZ1BIN - / -6 7 Partial
06-28 17:53 10m -7 / - OZ1BIN - / -6 4 Partial
06-28 17:42 10m -7 / - RV3RX - / - 3 Partial
06-28 17:36 10m +6 / - RW3QW - / -15 2 ✓ Confirmed
06-26 18:51 10m 0 / - UA9QFF - / -13 2 ✓ Confirmed
06-26 18:49 10m -13 / - R3LCG - / -15 3 ✓ Confirmed
06-26 17:47 10m -18 / - SQ2RO - / - 2 Partial
06-26 17:46 10m -9 / - OH3EZ - / +1 3 Partial
06-17 18:55 10m +7 / - ON7EH - / -5 3 Partial
06-16 18:06 10m - / -18 LZ2HA -14 / - 2 Partial
06-15 17:26 10m +7 / - R3RR - / -20 2 ✓ Confirmed
06-15 13:18 10m -20 / - F6DFZ - / +10 3 ✓ Confirmed
06-12 18:17 10m +16 / - RY9C - / -11 2 ✓ Confirmed
06-12 18:13 10m +12 / - R3LDK - / -17 2 ✓ Confirmed
06-12 17:59 10m +8 / - R3LDK - / -17 3 Partial
06-12 17:34 10m -11 / - M0NPT - / -13 3 Partial
06-11 18:32 10m +4 / - M8FQT - / -10 2 ✓ Confirmed
06-11 18:23 10m 0 / - R2EA - / -17 3 ✓ Confirmed
06-11 18:22 10m +5 / - UR3QCB - / - 3 Partial
06-11 18:14 10m -15 / - F4BJN - / - 3 Partial
06-11 17:58 10m +2 / - UR5EPZ - / -12 3 Partial
06-11 17:57 10m +2 / - R6OD - / -7 2 ✓ Confirmed
06-11 17:48 10m +5 / - 5H1KB - / -15 2 Partial
06-11 17:21 10m -14 / - PA3EVY - / -8 2 ✓ Confirmed
06-11 13:29 10m +4 / -22 DN9CG -12 / -5 3 Partial
06-11 13:27 10m - / -8 OK1ZE -9 / - 3 ✓ Confirmed

Station Log

10m 
UTC    dB  Freq  Message
123315 -17 1733  PY4ZDC DL2SWA JO53
173100 -13 1001  PY4ZDC R3OZ KO91
182130 -19 1392  PY4ZDC PA0GSP R-04 (x3)
182745 -13 1163  PY4ZDC Z32BM KN01
191045 -16 1661  PY4ZDC PA3ADU JO32
174415 -16 1768  PY4ZDC R3ZG R-17 (x3)
181445  -5  324  PY4ZDC LZ5XP KN12 (x3)
185930 -10 1263  PY4ZDC OZ4MK JO65 (x2)
20m 
UTC    dB  Freq  Message
203245  +0  888  PY4ZDC DH2RL JN68
40m 
UTC    dB  Freq  Message
001845  -1 2162  PY4ZDC 9A5E R-12 (x2)
222400  +0 2009  PY4ZDC PI4DX R-15
222430 -15 1842  PY4ZDC UR4QWW KN77
222430  -2 2010  PY4ZDC PI4DX 73
222600 -19 1842  PY4ZDC UR4QWW KN77 (x2)
231945 -19 1164  PY4ZDC EC3A -19
231945 -16 2376  PY4ZDC EA2DR IN83
232045  -6  976  PY4ZDC PC2J JO22
232115 -18 2376  PY4ZDC EA2DR IN83
232115 -12  976  PY4ZDC PC2J JO22 (x2)
232445 -17 2376  PY4ZDC EA2DR IN83

SNR History by Band