PY4KU — FT8 station from Brazil
Amateur radio station PY4KU operating from Brazil. 230 FT8 spots received at SO8OO WebSDR, 125 CQ calls, active on 20m, 10m, over 12 days, best SNR +13 dB. Heard between 2026-04-21 and 2026-06-14.
FT8DB and SO8OO WebSDR are a hobby project maintained solo. ☕ Buy me a coffee
Overview
230
Total spots
125
CQ calls
12
Days active
-6 dB
Avg SNR
Bands
20m
10m
First seen: 2026-04-21
Last seen: 2026-06-14 18:23 UTC
Last seen: 2026-06-14 18:23 UTC
Frequent QSO partners observed at SO8OO
Stations PY4KU worked most often, as logged from our receiver:
Activity Heatmap
Location
QSO Logbook (as observed from SO8OO)
Format: our rx / partner reports
| Time | Band | PY4KU | Partner | Partner SNR | Msgs | |
|---|---|---|---|---|---|---|
| 06-14 20:23 | 20m | +10 / - | EW4IDP | - / -26 | 2 | Partial |
| 06-14 01:23 | 20m | -6 / - | DG5LEO | - / - | 5 | Partial |
| 06-12 22:01 | 20m | +3 / - | R5AV | - / -12 | 7 | Partial |
| 06-12 21:56 | 20m | +6 / - | R5AV | - / -19 | 2 | Partial |
| 06-12 21:53 | 20m | +8 / - | F5NZ | - / - | 2 | Partial |
| 06-07 21:49 | 20m | -10 / - | RI0SP | - / -16 | 2 | ✓ Confirmed |
| 06-07 19:21 | 10m | -8 / - | ON3MOH/P | - / -13 | 2 | Partial |
| 06-07 18:34 | 10m | 0 / - | IK4LZH | - / - | 4 | Partial |
| 06-07 18:34 | 10m | -12 / - | M0NPT | - / - | 2 | Partial |
| 06-07 18:33 | 10m | -11 / - | EB3EFU | - / - | 2 | Partial |
| 06-07 18:17 | 10m | -6 / - | M0NPT | - / - | 4 | Partial |
| 06-06 22:27 | 20m | -3 / - | EA1CQ | - / - | 2 | Partial |
| 06-06 22:20 | 20m | -9 / - | IV3JRY | - / - | 4 | Partial |
| 06-06 20:10 | 20m | -5 / - | EA1CQ | - / -25 | 5 | Partial |
| 06-04 21:12 | 20m | +7 / - | UN7PNF | - / -12 | 4 | ✓ Confirmed |
| 06-04 21:11 | 20m | -9 / - | R8KBH | - / -8 | 5 | ✓ Confirmed |
| 06-04 21:07 | 20m | +2 / - | OZ1BW | - / -14 | 5 | ✓ Confirmed |
| 06-04 21:03 | 20m | -9 / - | PA3FMK | - / - | 2 | Partial |
| 06-04 21:00 | 20m | -9 / - | BH4HGH | - / -7 | 4 | ✓ Confirmed |
| 05-24 01:43 | 20m | -8 / - | EC3A | - / -16 | 2 | Partial |
| 05-24 01:33 | 20m | -10 / - | VO1ACZ | - / - | 2 | Partial |
| 05-24 01:32 | 20m | +12 / - | EA1CQ | - / - | 2 | Partial |
| 05-24 00:15 | 20m | +6 / - | EA1CQ | - / - | 3 | Partial |
| 05-22 08:59 | 20m | +1 / - | EA1CQ | - / - | 5 | Partial |
| 05-22 08:48 | 20m | -2 / - | DF1KG | - / - | 3 | Partial |
| 05-21 22:47 | 20m | -6 / - | CS8ABF | - / +6 | 3 | ✓ Confirmed |
| 04-28 01:16 | 20m | - / -14 | NC7C | -8 / - | 2 | Partial |
| 04-27 01:16 | 20m | - / -15 | W7DB | -4 / - | 3 | ✓ Confirmed |
| 04-27 01:12 | 20m | - / -9 | VE7LGP | -2 / - | 2 | ✓ Confirmed |
| 04-27 01:06 | 20m | - / -22 | VU2KPH | -2 / - | 3 | ✓ Confirmed |
| 04-27 01:03 | 20m | - / -19 | RA0SCZ | 0 / - | 2 | ✓ Confirmed |
| 04-27 01:02 | 20m | - / -14 | KI9DX | -2 / - | 2 | ✓ Confirmed |
| 04-26 23:21 | 20m | - / -17 | KF8EFV | -5 / - | 2 | ✓ Confirmed |
| 04-26 22:48 | 20m | - / -12 | NU3F | -8 / - | 2 | ✓ Confirmed |
| 04-26 22:01 | 20m | - / -20 | PD0PVR | -10 / - | 4 | ✓ Confirmed |
| 04-26 21:57 | 20m | -3 / -21 | BI1AFK | -8 / -18 | 6 | ✓ Complete |
| 04-21 21:27 | 20m | - / -15 | MI7XHT | -10 / - | 2 | ✓ Confirmed |
| 04-21 21:21 | 20m | - / -5 | N1NK | -6 / - | 2 | ✓ Confirmed |
| 04-21 21:13 | 20m | - / -16 | F4ISR | -11 / - | 2 | ✓ Confirmed |
| 04-21 21:08 | 20m | - / -20 | IK5EEA | -10 / - | 2 | ✓ Confirmed |
Station Log
20m
UTC dB Freq Message 220545 +4 476 PY4KU R5AV -12 (x2) 220645 -2 477 PY4KU BI4JJO OM86 012315 -7 929 PY4KU DG5LEO JO31 (x5) 012830 -24 1579 CQ PY4KU GH70 a1 (x5) 202315 +12 695 PY4KU EW4IDP KO13 (x2)
10m
UTC dB Freq Message 181745 -5 492 PY4KU M0NPT IO92 (x3) 183045 -9 819 PY4KU EB3EFU JN12 (x3) 183415 -9 491 PY4KU M0NPT IO92 183415 -5 588 PY4KU IK4LZH JN54 183445 -15 490 PY4KU M0NPT IO92 183445 +2 588 PY4KU IK4LZH JN54 (x3) 192145 -10 491 PY4KU ON3MOH/P JO10 (x2) 184730 -23 1596 PY4KU R7KJM KN75