NP4JF — FT8 station from Puerto Rico

Puerto Rico Grid: JN63

Amateur radio station NP4JF operating from Puerto Rico (grid square JN63). 176 FT8 spots received at SO8OO WebSDR, 10 CQ calls, active on 40m, 20m, 10m, over 5 days, best SNR +17 dB. Heard between 2026-05-03 and 2026-06-24.

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Overview

176
Total spots
10
CQ calls
5
Days active
-7 dB
Avg SNR

Bands

20m 40m 10m
First seen: 2026-05-03
Last seen: 2026-06-24 19:46 UTC

Frequent QSO partners observed at SO8OO

Stations NP4JF worked most often, as logged from our receiver:

Activity Heatmap

Location

QSO Logbook (as observed from SO8OO)

Format: our rx / partner reports

TimeBandNP4JFPartnerPartner SNRMsgs
06-24 21:39 20m -7 / - M0CKX - / - 4 Partial
06-24 20:54 20m -9 / - R5AK - / - 3 Partial
06-24 20:36 20m -12 / - UA3ALY - / -10 4 Partial
06-24 20:33 20m -12 / - IS0KNG - / -5 3 ✓ Confirmed
06-24 20:32 20m -7 / - F4BYA - / - 3 Partial
06-24 19:56 20m -6 / - F4BYA - / - 2 Partial
06-24 19:42 20m -6 / - IK4LZH - / -12 6 ✓ Confirmed
06-24 19:28 10m -7 / - F4LZZ - / -14 7 Partial
06-24 19:11 10m -6 / - I2XIP - / -6 3 ✓ Confirmed
06-22 20:40 20m +8 / - M9WHQ - / - 6 Partial
06-22 20:30 20m -10 / - M8GNC - / - 2 Partial
06-22 20:12 20m -4 / - IK2JYT - / - 3 Partial
06-18 22:31 20m -1 / - EA3FKT - / - 4 Partial
06-18 22:28 20m - / -8 HC5CG -20 / - 3 Partial
06-18 22:20 20m - / -13 ON4CJK -24 / - 2 ✓ Confirmed
06-18 22:13 20m -9 / -8 EA3PV -18 / - 3 Partial
06-18 22:09 20m +2 / -11 9K2MP -18 / -20 7 ✓ Complete
06-18 21:58 20m -10 / - IK4LZH - / - 2 Partial
06-18 21:08 10m -3 / - SV2CLJ - / -7 4 ✓ Confirmed
06-18 21:04 10m -12 / - EB5HRZ - / -14 3 Partial
06-18 20:40 10m -6 / - F1LZV - / - 4 Partial
05-17 23:44 40m -3 / - R4CHQ - / -18 3 ✓ Confirmed
05-17 23:42 40m +9 / - IK4LZH - / - 4 Partial
05-17 23:41 40m -19 / - NP4PR - / -6 2 ✓ Confirmed
05-17 23:35 40m -8 / - G1NPN - / -4 5 ✓ Confirmed
05-17 23:35 40m -12 / - SV5ADM - / -7 8 ✓ Confirmed
05-17 23:32 40m -9 / -20 SM3ULU -22 / -5 5 ✓ Complete
05-17 23:31 40m -6 / - IZ8PPI - / -20 2 Partial
05-17 23:26 40m -5 / - SM3ULU - / - 3 Partial
05-17 23:26 40m +8 / - IK4LZH - / - 4 Partial
05-17 23:26 40m - / -9 KC3WLS -22 / - 2 ✓ Confirmed
05-17 23:20 40m -8 / - SM3ULU - / - 2 Partial
05-17 23:18 40m -24 / - RA3SI - / - 2 Partial
05-17 23:18 40m +16 / - PI4DX -18 / +3 3 ✓ Verified
05-17 23:16 40m +2 / - R6OP - / -11 3 ✓ Confirmed
05-17 23:13 40m -12 / - SM3ULU - / -11 4 Partial
05-17 22:55 40m -18 / - ON1JP - / -9 6 Partial
05-17 22:55 40m -4 / - SM3ULU - / - 2 Partial
05-17 22:48 40m +9 / - DL6AZ - / -11 4 Partial
05-17 22:46 40m -12 / - MM8FKF - / - 3 Partial
05-17 22:46 40m -16 / - MM0KQC - / -17 2 ✓ Confirmed
05-17 22:41 40m +5 / - OZ7DR - / -13 2 ✓ Confirmed
05-03 13:56 10m -14 / - PU2RXF - / - 2 Partial

Station Log

20m 
UTC    dB  Freq  Message
203645  -9 1493  NP4JF UA3ALY -10 (x3)
203815 -14 1638  NP4JF F4MUN IN95
203830 -13 1640  NP4JF EA3FAB JN01
205400 -24 2178  NP4JF PD0BOR RR73
205430 -11 2273  NP4JF R5AK KO85 (x3)
210700  -7 1434  NP4JF M0QVE IO92
213930  -7 2033  NP4JF M0CKX IO93 (x4)
214630 +12 2860  NP4JF IQ4JO JN63
10m 
UTC    dB  Freq  Message
210945  -9  867  NP4JF SV2CLJ 73
214445  +0 2082  NP4JF IS0LJG JN40
191130  +4 2602  NP4JF IQ4JO JN63
191130  -6 1227  NP4JF I2XIP JN45 (x3)
192645  -7 2604  NP4JF IQ4JO JN63
192815 -16 2390  NP4JF SV1EKI KM18
192815  -6  691  NP4JF F4LZZ JN09 (x7)
40m 
UTC    dB  Freq  Message
233845 -10 1122  NP4JF G1NPN 73
233915  -8 1593  NP4JF SV5ADM R-05 (x2)
234115 -19 1415  NP4JF NP4PR -06 (x2)
234215 +12  438  NP4JF IK4LZH JN54 (x4)
234345 +11 2342  NP4JF IQ4JO JN63
234430 -22 1121  CQ NP4JF FK67
234445  -7 1121  NP4JF R4CHQ -18 (x3)
235145 -24 1123  NP4JF UA9SY R-16

SNR History by Band