KP4WSC — FT8 station from Puerto Rico
Amateur radio station KP4WSC operating from Puerto Rico (grid square JN92). 704 FT8 spots received at SO8OO WebSDR, 121 CQ calls, active on 80m, 40m, 20m, 10m, over 24 days, best SNR +24 dB. Heard between 2026-04-23 and 2026-06-12.
FT8DB and SO8OO WebSDR are a hobby project maintained solo. ☕ Buy me a coffee
Overview
704
Total spots
121
CQ calls
24
Days active
-3 dB
Avg SNR
Bands
80m
20m
40m
10m
First seen: 2026-04-23
Last seen: 2026-06-12 18:04 UTC
Last seen: 2026-06-12 18:04 UTC
Frequent QSO partners observed at SO8OO
Stations KP4WSC worked most often, as logged from our receiver:
Activity Heatmap
Location
QSO Logbook (as observed from SO8OO)
Format: our rx / partner reports
| Time | Band | KP4WSC | Partner | Partner SNR | Msgs | |
|---|---|---|---|---|---|---|
| 06-12 20:03 | 20m | +6 / - | 4O4DB | - / - | 2 | Partial |
| 06-07 18:23 | 10m | -13 / - | PU3YFD | - / - | 3 | Partial |
| 06-07 18:23 | 10m | 0 / - | IK4LZH | - / - | 4 | Partial |
| 06-07 18:17 | 10m | -2 / - | LZ2OG | - / -4 | 4 | ✓ Confirmed |
| 06-07 18:16 | 10m | +1 / - | IZ7LDC | - / - | 4 | Partial |
| 06-07 18:13 | 10m | -12 / - | EB3EFU | - / - | 3 | Partial |
| 06-07 18:11 | 10m | -4 / - | IK4LZH | - / - | 4 | Partial |
| 06-07 18:05 | 10m | -6 / - | PU3YFD | - / -25 | 4 | Partial |
| 06-05 21:08 | 20m | -4 / - | JH4BYZ | - / -22 | 4 | ✓ Confirmed |
| 06-05 03:35 | 80m | +13 / - | IZ5JNO | - / -13 | 3 | ✓ Confirmed |
| 06-05 03:28 | 80m | +10 / - | 9A5E | - / -19 | 7 | Partial |
| 06-05 03:23 | 80m | -1 / - | PI4DX | - / - | 4 | ✓ Confirmed |
| 06-05 03:22 | 80m | +12 / - | IK2YCW | - / -8 | 9 | ✓ Confirmed |
| 06-05 03:22 | 80m | 0 / - | IQ4JO | - / -21 | 2 | Partial |
| 06-05 03:15 | 40m | -4 / - | YO8RAW | - / -15 | 3 | Partial |
| 06-05 03:14 | 40m | - / -5 | W4MAA | -17 / - | 2 | Partial |
| 06-05 03:12 | 40m | 0 / -10 | OO7J | -16 / -9 | 3 | ✓ Complete |
| 06-05 03:12 | 40m | +1 / - | DL9KM | - / - | 6 | Partial |
| 06-05 03:07 | 40m | -21 / - | RQ3M | - / - | 2 | Partial |
| 06-05 03:06 | 40m | -11 / -6 | 2E0BLN | -14 / -9 | 5 | ✓ Complete |
| 06-05 03:05 | 40m | -6 / - | YO8RAW | - / -18 | 3 | Partial |
| 06-05 03:02 | 40m | -7 / - | HB9IQM | - / - | 5 | Partial |
| 06-05 03:01 | 40m | -11 / - | SP9KR | - / -11 | 3 | ✓ Confirmed |
| 06-05 02:46 | 20m | +4 / -5 | R1AP | -12 / -7 | 4 | ✓ Complete |
| 06-05 02:46 | 20m | +4 / - | R9WCK | - / - | 4 | Partial |
| 06-05 02:45 | 20m | -7 / - | VA7RY | - / - | 3 | Partial |
| 06-05 02:43 | 20m | - / -14 | DB4PK | -14 / - | 2 | Partial |
| 06-05 02:37 | 20m | +7 / -13 | R6OK | -11 / -9 | 5 | ✓ Complete |
| 06-04 22:58 | 20m | -17 / -8 | KB2KBC | -13 / - | 3 | Partial |
| 06-04 22:56 | 20m | - / -10 | K4SSL | -14 / - | 2 | Partial |
| 06-04 21:25 | 20m | +6 / - | GM3JIM | - / - | 6 | Partial |
| 06-04 21:20 | 20m | +3 / - | M7SLE | - / - | 7 | Partial |
| 06-04 21:17 | 20m | -8 / - | DG3BZ | - / - | 2 | Partial |
| 06-04 21:17 | 20m | +6 / - | RA3ZH | - / - | 3 | Partial |
| 06-04 21:14 | 20m | - / -14 | TA3TK | -18 / - | 2 | ✓ Confirmed |
| 06-04 21:13 | 20m | -8 / - | A61OK | - / -18 | 5 | Partial |
| 06-04 21:06 | 20m | -14 / - | UR4QWW | - / - | 4 | Partial |
| 06-03 21:06 | 20m | +6 / - | G4SRT | - / - | 2 | Partial |
| 06-03 21:05 | 20m | -5 / - | OE7BRF | - / - | 2 | Partial |
| 06-03 21:04 | 20m | +4 / - | M9OOS | - / -8 | 5 | ✓ Confirmed |
| 06-02 21:41 | 20m | -8 / - | YT2YZ | - / - | 7 | Partial |
| 06-02 21:38 | 20m | -2 / - | LZ4VR | - / - | 3 | Partial |
| 06-02 21:35 | 20m | -10 / - | A92AE | - / -19 | 2 | Partial |
| 06-02 21:17 | 20m | -19 / - | YT2YZ | - / - | 2 | Partial |
| 05-31 20:25 | 20m | -10 / - | IT9ATS | - / - | 2 | ✓ Confirmed |
| 05-31 02:53 | 40m | -20 / - | IZ8PPI | - / -10 | 2 | Partial |
| 05-31 02:51 | 40m | -8 / - | RX3ASQ | - / - | 2 | Partial |
| 05-31 02:51 | 40m | +9 / - | UA3DIB | -14 / - | 8 | ✓ Verified |
| 05-31 02:50 | 40m | +4 / - | RK6A | -13 / -16 | 7 | ✓ Verified |
| 05-31 02:48 | 40m | -6 / - | SV1MOZ | - / - | 3 | Partial |
Station Log
20m
UTC dB Freq Message 024645 +2 343 KP4WSC R1AP -07 024700 -13 957 R1AP KP4WSC R-05 024715 +4 957 KP4WSC R9WCK LO72 024715 +5 343 KP4WSC R1AP RR73 024730 -12 958 R1AP KP4WSC 73 024745 +4 957 KP4WSC R9WCK LO72 (x2) 210445 +17 1691 KP4WSC F4JIB R-16 210815 -2 277 KP4WSC JH4BYZ PM64 (x4) 181315 +16 1281 KP4WSC UE26RUS -20 200300 +8 957 KP4WSC 4O4DB JN92 (x2)
10m
UTC dB Freq Message 181715 +0 952 KP4WSC IZ7LDC JN80 181715 -5 1778 KP4WSC LZ2OG KN13 181745 -12 950 KP4WSC PU3YFD GF49 181745 -7 1778 KP4WSC LZ2OG KN13 181745 +0 1068 KP4WSC IZ7LDC JN80 (x2) 181815 +1 1778 KP4WSC LZ2OG R-04 (x2) 182315 -9 588 KP4WSC IK4LZH JN54 182345 -15 950 KP4WSC PU3YFD GF49 182345 -1 588 KP4WSC IK4LZH JN54 182415 -12 950 KP4WSC PU3YFD GF49 182415 +0 588 KP4WSC IK4LZH JN54 (x2) 182545 -11 950 KP4WSC PU3YFD GF49
80m
UTC dB Freq Message 032445 +12 1137 KP4WSC IK2YCW JN55 032445 -4 1400 KP4WSC PI4DX 73 032515 +19 1137 KP4WSC IK2YCW JN55 (x3) 032845 +9 1972 KP4WSC 9A5E JN75 (x7) 033545 +12 597 KP4WSC IZ5JNO JN53 (x3)
40m
UTC dB Freq Message 031245 +0 929 KP4WSC OO7J R-09 031300 -16 929 OO7J KP4WSC RR73 031315 +2 1679 KP4WSC DL9KM JN68 031330 -16 928 CQ KP4WSC FK78 a1 031345 +4 1679 KP4WSC DL9KM JN68 031400 -18 929 W4MAA KP4WSC R-05 031415 +2 1679 KP4WSC DL9KM JN68 031430 -16 929 W4MAA KP4WSC R-05 031445 -1 1679 KP4WSC DL9KM JN68 031545 -5 1730 KP4WSC YO8RAW -15 031600 -15 929 CQ KP4WSC FK78 031615 +1 930 KP4WSC YO9IBC KN23 031615 -5 1730 KP4WSC YO8RAW -16 031630 -14 929 KE0EE KP4WSC -10 031645 -3 1730 KP4WSC YO8RAW -16