WP4TNN — FT8 station from Puerto Rico
Amateur radio station WP4TNN operating from Puerto Rico (grid square KO52). 457 FT8 spots received at SO8OO WebSDR, 7 CQ calls, active on 80m, 40m, 20m, over 6 days, best SNR +19 dB. Heard between 2026-04-28 and 2026-05-11.
FT8DB and SO8OO WebSDR are a hobby project maintained solo. ☕ Buy me a coffee
Overview
457
Total spots
7
CQ calls
6
Days active
-5 dB
Avg SNR
Bands
80m
40m
20m
First seen: 2026-04-28
Last seen: 2026-05-11 20:57 UTC
Last seen: 2026-05-11 20:57 UTC
Frequent QSO partners observed at SO8OO
Stations WP4TNN worked most often, as logged from our receiver:
Activity Heatmap
Location
QSO Logbook (as observed from SO8OO)
Format: our rx / partner reports
| Time | Band | WP4TNN | Partner | Partner SNR | Msgs | |
|---|---|---|---|---|---|---|
| 05-11 22:56 | 40m | -4 / - | EW8CW | - / - | 3 | Partial |
| 05-10 03:11 | 40m | -3 / - | YO4FZV | - / -13 | 3 | Partial |
| 05-10 03:11 | 40m | - / -9 | SP5LST | -18 / - | 2 | ✓ Confirmed |
| 05-10 03:09 | 40m | -11 / - | HZ1TT | - / -17 | 2 | ✓ Confirmed |
| 05-02 02:58 | 80m | +11 / - | YO8RAW | - / -20 | 2 | Partial |
| 05-01 08:56 | 20m | -3 / - | F4NGC | - / - | 3 | Partial |
| 05-01 08:20 | 20m | +5 / - | F4MWC | - / - | 2 | Partial |
| 05-01 08:19 | 20m | +8 / - | R7CD | - / - | 2 | Partial |
| 05-01 08:00 | 20m | -8 / - | EA3RR | - / -15 | 3 | Partial |
| 05-01 07:45 | 20m | -5 / - | DG2ZJ | - / - | 3 | Partial |
| 05-01 07:33 | 20m | -3 / - | II2LXXA | - / - | 3 | Partial |
| 05-01 07:32 | 20m | +11 / - | F6DZU | - / -5 | 3 | ✓ Confirmed |
| 05-01 07:23 | 20m | +12 / - | HA3PJ | - / -13 | 3 | ✓ Confirmed |
| 05-01 06:34 | 20m | -12 / - | VK2VT | - / -11 | 4 | ✓ Confirmed |
| 05-01 06:24 | 20m | -17 / - | SV1SUO | - / -16 | 5 | Partial |
| 05-01 06:10 | 20m | +5 / - | SP8AJK | - / -13 | 6 | ✓ Confirmed |
| 05-01 06:02 | 20m | -7 / - | EA5JFO | -18 / -20 | 3 | ✓ Verified |
| 05-01 05:55 | 20m | -6 / - | SP9JZT | -14 / -4 | 3 | ✓ Verified |
| 05-01 05:38 | 20m | -12 / -25 | OM3WFH | -20 / -12 | 2 | Partial |
| 05-01 05:26 | 20m | +5 / - | EA7LGM | - / -11 | 6 | Partial |
| 05-01 05:07 | 20m | -3 / - | UA6AUA | - / -20 | 3 | ✓ Confirmed |
| 05-01 04:49 | 20m | +3 / - | R7CA | - / -9 | 5 | ✓ Confirmed |
| 05-01 04:40 | 20m | -7 / - | UA4ARH | - / -17 | 8 | Partial |
| 05-01 04:36 | 20m | -16 / - | UT5ZC | - / - | 3 | Partial |
| 05-01 04:36 | 20m | +1 / - | RA4FEQ | - / - | 2 | ✓ Confirmed |
| 05-01 04:33 | 20m | +2 / - | RA4FEQ | - / -4 | 2 | Partial |
| 05-01 04:21 | 20m | +3 / - | UA3GIE | - / -8 | 6 | ✓ Confirmed |
| 05-01 04:19 | 20m | +14 / - | R5RC | - / -11 | 6 | ✓ Confirmed |
| 05-01 04:16 | 20m | -6 / - | UA3GDJ | - / -15 | 7 | ✓ Confirmed |
| 05-01 04:08 | 20m | +14 / - | RU6FS | - / - | 3 | ✓ Confirmed |
| 05-01 04:02 | 20m | +13 / - | RU3GC | - / -13 | 3 | Partial |
| 05-01 03:49 | 20m | -4 / - | RK6A | - / - | 2 | ✓ Confirmed |
| 05-01 03:27 | 20m | -16 / - | RA4ABH | - / -19 | 3 | Partial |
| 05-01 01:56 | 20m | - / -3 | KF0HEG | -17 / - | 3 | ✓ Confirmed |
| 05-01 01:47 | 20m | - / -9 | F5PBG | -14 / - | 3 | ✓ Confirmed |
| 05-01 01:42 | 20m | -5 / - | IK4LZH | -16 / +3 | 6 | ✓ Complete |
| 05-01 01:42 | 20m | - / - | IZ4EFV | -18 / - | 2 | ✓ Confirmed |
| 05-01 01:36 | 20m | - / -5 | WD0AOB | -18 / - | 2 | ✓ Confirmed |
| 05-01 01:36 | 20m | -9 / -25 | YO8RC | -20 / - | 4 | ✓ Verified |
| 05-01 01:22 | 20m | -8 / -9 | VU2SW | -13 / -8 | 9 | ✓ Complete |
| 04-30 04:36 | 80m | -8 / - | F6EQZ | - / -16 | 3 | ✓ Confirmed |
| 04-30 04:12 | 80m | +3 / - | DL3OCF | - / - | 2 | Partial |
| 04-30 04:11 | 80m | 0 / - | F6ECI | - / -13 | 3 | ✓ Confirmed |
| 04-30 03:54 | 80m | -23 / - | DO1NAE | - / - | 9 | Partial |
| 04-30 03:53 | 80m | -24 / - | F1PSX | - / - | 4 | Partial |
| 04-30 03:50 | 80m | -18 / - | LA4PM | - / -7 | 3 | ✓ Confirmed |
| 04-30 03:39 | 80m | -10 / - | SM5DIC | - / -14 | 3 | ✓ Confirmed |
| 04-30 03:37 | 80m | +9 / - | OM3WBY | - / -21 | 3 | ✓ Confirmed |
| 04-30 03:33 | 80m | -14 / - | F5NLY | - / -6 | 4 | ✓ Confirmed |
| 04-30 03:26 | 80m | -6 / - | DK2JP | - / -22 | 10 | ✓ Confirmed |
Station Log
40m
UTC dB Freq Message 064815 -6 2553 WP4TNN PD1B -25 (x3) 022030 -5 2187 WP4TNN CN8NS RR73 013530 -17 2355 OA4ELT WP4TNN -16 030900 -10 1732 WP4TNN HZ1TT R-17 (x2) 031115 -18 2356 SP5LST WP4TNN -09 031130 -3 2780 WP4TNN YO4FZV KN44 031145 -18 2356 SP5LST WP4TNN RR73 031200 +2 2780 WP4TNN YO4FZV KN44 (x2) 225600 -5 1449 WP4TNN EW8CW KO52 (x3)
80m
UTC dB Freq Message 035715 -24 1651 WP4TNN DO1NAE JN59 (x4) 041145 +0 1979 WP4TNN F6ECI JN05 (x2) 041245 +0 487 WP4TNN DL3OCF JO51 041245 +1 1980 WP4TNN F6ECI 73 041315 +6 2923 WP4TNN DL3OCF JO51 043615 -11 1718 WP4TNN F6EQZ JN19 (x3) 051815 -13 339 WP4TNN LA7QIA JO29 025815 +12 1282 WP4TNN YO8RAW -20 (x2)
20m
UTC dB Freq Message 074615 -4 2281 WP4TNN DG2ZJ JO41 (x3) 075845 -9 1849 WP4TNN F4MGP R+03 080045 -6 1043 WP4TNN EA3RR JN11 (x3) 081945 +6 2559 WP4TNN R7CD KN94 (x2) 082045 +8 855 WP4TNN F4MWC JN03 (x2) 085645 -13 2154 WP4TNN F4NGC IN95 (x3) 090415 -11 2142 WP4TNN DL1RAE JN68