9Z4S — FT8 station from Trinidad & Tobago

Trinidad & Tobago Grid: ?

Amateur radio station 9Z4S operating from Trinidad & Tobago. 368 FT8 spots received at SO8OO WebSDR, 14 CQ calls, active on 40m, 20m, 10m, over 23 days, best SNR +20 dB. Heard between 2026-04-21 and 2026-06-12.

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

Overview

368
Total spots
14
CQ calls
23
Days active
-5 dB
Avg SNR

Bands

20m 40m 10m
First seen: 2026-04-21
Last seen: 2026-06-12 22:47 UTC

Frequent QSO partners observed at SO8OO

Stations 9Z4S worked most often, as logged from our receiver:

Activity Heatmap

Location

QSO Logbook (as observed from SO8OO)

Format: our rx / partner reports

TimeBand9Z4SPartnerPartner SNRMsgs
06-13 00:40 40m 0 / - F1IQH - / -13 4 ✓ Confirmed
06-13 00:35 40m -3 / - RM1F - / -22 3 ✓ Confirmed
06-13 00:31 40m -10 / - PW8BR - / -15 2 ✓ Confirmed
06-13 00:25 20m -16 / - N8DH - / - 3 Partial
06-12 02:18 40m -3 / - CT2GQA - / - 5 Partial
06-12 02:11 40m -18 / - KR4DEA - / -4 2 ✓ Confirmed
06-11 01:06 40m -2 / - OE5GQQ - / -17 2 Partial
06-11 00:49 20m -6 / - R9JX - / - 3 ✓ Confirmed
06-10 04:53 20m +11 / - Z34K - / -17 3 ✓ Confirmed
06-10 03:41 20m -18 / - EA7FMI - / -25 2 Partial
06-10 03:18 20m -2 / - UA4CPM - / - 2 Partial
06-10 03:18 20m +1 / - UR6QV - / -22 7 Partial
06-10 03:13 20m -6 / - R6OK - / - 3 Partial
06-03 21:17 10m -7 / - IK4LZH - / -10 2 Partial
06-03 01:26 40m +2 / - RA3LD - / - 2 Partial
06-03 01:22 40m -9 / - PS8FR - / -6 2 Partial
06-03 01:17 40m +2 / - RN3AOE - / -16 4 ✓ Confirmed
06-03 01:14 40m -1 / - GM4KHE - / - 2 Partial
06-03 01:00 40m -11 / - KC8KCM - / -14 2 Partial
06-03 00:49 40m +1 / - F1IQH - / - 2 Partial
06-03 00:43 40m -11 / - IQ9BH - / -17 3 Partial
06-02 00:17 40m -6 / - OO7J - / -14 2 ✓ Confirmed
06-02 00:12 40m +13 / - I3LID - / -12 3 ✓ Confirmed
06-02 00:03 40m -19 / - N1SZ - / -15 2 Partial
06-02 00:02 40m -5 / - EW4DX - / -14 4 ✓ Confirmed
06-02 00:02 40m 0 / - G6BCC - / -10 3 ✓ Confirmed
06-01 23:59 40m +3 / - F4MGP - / - 2 Partial
06-01 23:47 40m -5 / - OH2NAG - / -12 3 ✓ Confirmed
06-01 23:44 40m -5 / - R2BNC - / -23 2 Partial
06-01 23:42 40m +9 / - OH2NAG - / - 4 Partial
06-01 23:42 40m -4 / - YU7GMN - / -15 3 ✓ Confirmed
06-01 01:14 40m -2 / - R2BQM - / -17 2 Partial
06-01 01:13 40m +2 / - F5RRS - / -13 3 ✓ Confirmed
06-01 01:12 40m +4 / - F1IQH - / - 4 Partial
06-01 01:09 40m +4 / - F4BYA - / - 2 Partial
06-01 00:58 20m -13 / - WB3FME - / -19 6 Partial
06-01 00:51 20m +5 / - A71XX - / -18 3 ✓ Confirmed
05-29 01:56 40m -10 / -8 CO2QU -13 / -15 3 ✓ Complete
05-29 01:54 40m +1 / - EA5ITV - / -19 3 Partial
05-29 01:43 20m -5 / - R8FB - / -6 3 ✓ Confirmed
05-28 02:53 40m -2 / - EA1CQ - / -16 5 ✓ Confirmed
05-28 02:52 40m +11 / - ON3ANY - / -10 2 ✓ Confirmed
05-28 02:50 40m +2 / - EA1CQ - / - 2 Partial
05-28 02:25 40m -9 / - RN1CW - / -21 6 ✓ Confirmed
05-28 02:24 40m -3 / - F1IQH - / -11 3 ✓ Confirmed
05-28 01:43 20m -10 / - HI6M - / -1 2 ✓ Confirmed
05-26 01:42 40m -7 / - SV3AUW - / -24 4 Partial
05-26 01:34 40m -6 / - WB2JTE - / -9 2 ✓ Confirmed
05-26 01:26 20m 0 / - RM8L - / - 2 Partial
05-25 00:54 20m -14 / - KC9WCJ - / - 2 Partial

Station Log

40m 
UTC    dB  Freq  Message
021800  -2  595  9Z4S CT2GQA IM58 (x5)
003145 -10 1672  9Z4S PW8BR -15 (x2)
003545  -8  855  9Z4S RM1F KO59 (x3)
004030  -5  593  9Z4S F1IQH R-13 (x4)
004700 -22 1227  9Z4S PW8GTB RRR
20m 
UTC    dB  Freq  Message
032245  +4  609  9Z4S UR6QV R-22
033030 -22 1615  9Z4S HK4J R-12
034130 -20 1176  9Z4S EA7FMI R-25 (x2)
045300  +8  629  9Z4S Z34K KN01 (x3)
004245 -18 1984  9Z4S KP4QVQ -10
004915  -4 2622  9Z4S R9JX MO16 (x3)
005615 -17 1061  9Z4S RW3FY KO95
002545 -17 1410  9Z4S N8DH EN81 (x3)
10m 
UTC    dB  Freq  Message
211715 -10  491  9Z4S IK4LZH JN54 (x2)

SNR History by Band