ZS4JAN — FT8 station from South Africa

South Africa Grid: JO21

Amateur radio station ZS4JAN operating from South Africa (grid square JO21). 1,211 FT8 spots received at SO8OO WebSDR, 1,019 CQ calls, active on 60m, 20m, 10m, over 19 days, best SNR +15 dB. Heard between 2026-04-23 and 2026-05-31.

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

Overview

1,211
Total spots
1,019
CQ calls
19
Days active
-7 dB
Avg SNR

Bands

20m 60m 10m
First seen: 2026-04-23
Last seen: 2026-05-31 12:22 UTC

Frequent QSO partners observed at SO8OO

Stations ZS4JAN worked most often, as logged from our receiver:

Activity Heatmap

Location

QSO Logbook (as observed from SO8OO)

Format: our rx / partner reports

TimeBandZS4JANPartnerPartner SNRMsgs
05-31 14:11 20m -9 / - PH3GB - / - 5 Partial
05-26 07:50 10m +9 / - RW6HPS - / - 6 Partial
05-26 07:43 10m -8 / - OH8MXJ - / - 3 Partial
05-24 11:26 10m +2 / - SV2SOQ - / - 4 Partial
05-24 11:17 10m +2 / - SV2SOQ - / - 9 Partial
05-24 10:03 10m 0 / - RV6HE -17 / -4 3 ✓ Verified
05-24 10:00 10m +1 / - DO7TTR -11 / - 4 ✓ Verified
05-24 09:56 10m -7 / - HB9HYA - / - 10 Partial
05-24 09:51 10m -4 / -12 UV3IP -14 / -13 5 ✓ Complete
05-24 09:38 10m -15 / -5 RY4AAW -14 / -3 5 ✓ Complete
05-24 09:37 10m - / -16 SP2OOO -8 / - 2 Partial
05-24 09:28 10m - / -7 GB9SOS -20 / - 2 ✓ Confirmed
05-24 09:10 10m - / -10 YO5OED -18 / - 2 ✓ Confirmed
05-24 09:00 10m - / -24 YL3NF -14 / - 2 Partial
05-24 08:42 10m -18 / - ON3ONX - / - 3 Partial
05-24 08:38 10m +14 / -16 IQ6MC -10 / - 3 ✓ Verified
05-24 08:26 10m -13 / - F4HHY - / - 4 Partial
05-24 08:22 10m -9 / - IW8XOU - / - 7 Partial
05-24 08:02 10m - / -17 S59MA -13 / - 2 ✓ Confirmed
05-19 05:18 20m +11 / - HB9CAT - / -10 3 Partial
05-19 05:01 20m -7 / -21 F5SIB -18 / -20 6 ✓ Complete
05-19 04:58 20m -3 / - F6ECI - / -8 3 ✓ Confirmed
05-19 04:52 20m -2 / - RW6C -17 / -25 4 ✓ Verified
05-18 18:06 20m -13 / - GM4AOR - / - 13 Partial
05-09 11:51 10m -1 / - S59MA - / - 13 Partial
05-09 11:16 10m +14 / - SV1LK - / -8 3 ✓ Confirmed
05-09 10:58 10m -10 / - IZ8BAD - / - 2 Partial
05-09 10:52 10m -14 / - I6NO - / +3 2 ✓ Confirmed
05-09 10:47 10m -12 / - G4PMZ - / -16 2 ✓ Confirmed
05-09 09:49 10m - / -15 UT5MD -4 / - 2 ✓ Confirmed
05-05 17:36 20m +5 / - GM0ICF - / - 2 Partial
05-05 17:17 20m -3 / -6 UR5HIC -15 / -18 5 ✓ Complete
05-05 17:08 20m -9 / -12 UR5FFC -12 / - 8 Partial
05-05 17:06 20m -4 / - CT2FXY - / - 3 Partial
05-05 16:35 20m -8 / - OH7JJT - / -11 2 Partial
04-30 11:51 10m - / -18 UX0CZ -6 / - 7 Partial
04-30 11:41 10m - / -19 K8YC -9 / - 3 ✓ Confirmed
04-30 11:01 10m +4 / - OZ1KZX - / - 4 ✓ Confirmed
04-30 10:22 10m - / -20 2E0IZK -14 / - 2 ✓ Confirmed
04-30 09:38 10m - / +1 I0XVZ -13 / - 2 ✓ Confirmed
04-30 09:28 10m - / -19 EA1FRB -6 / - 2 ✓ Confirmed
04-30 09:22 10m - / -23 IT9IFM -9 / - 2 ✓ Confirmed
04-29 10:12 10m -9 / - BH8XHP - / -5 3 ✓ Confirmed
04-29 08:56 10m - / -20 9A5XDX -11 / - 2 ✓ Confirmed
04-29 08:19 10m -16 / - RV6BT - / -6 3 ✓ Confirmed
04-29 07:33 10m -2 / - VU2GRM - / -21 3 ✓ Confirmed
04-28 13:38 10m -17 / - 7Z1AL -14 / -13 2 ✓ Verified
04-28 13:37 10m - / -5 SP9LAS -11 / - 2 ✓ Confirmed
04-28 13:12 10m - / -1 R6FMW -7 / - 2 ✓ Confirmed
04-28 12:58 10m - / -14 SQ7LQT -6 / - 2 ✓ Confirmed

Station Log

20m 
UTC    dB  Freq  Message
050300  +1 2353  ZS4JAN F5SIB R-20
050315 -15 2467  F5SIB ZS4JAN RR73
050715 -18 2465  CQ ZS4JAN KG30 (x2)
051830  +8 2244  ZS4JAN HB9CAT JN46 (x3)
053045 -18 2502  CQ ZS4JAN KG30                        a1
142200  -6 1574  ZS4JAN IT9LCJ JM78
141100  -8  802  ZS4JAN PH3GB JO21 (x6)
10m 
UTC    dB  Freq  Message
112745  -2 2440  ZS4JAN SV2SOQ KN10
113945  +5 2440  ZS4JAN R7KJM KN75
114445 -13 2440  ZS4JAN M0SKT IO92
114700 -18 2439  CQ ZS4JAN KG30
074315  -8 2545  ZS4JAN OH8MXJ KP23 (x3)
075045  +8 2550  ZS4JAN RW6HPS LN15 (x6)
075430 -19 2553  CQ ZS4JAN KG30                        a1 (x2)
60m 
UTC    dB  Freq  Message
173530  -4 1038  ZS4JAN SP3EIE JO83 (x3)

SNR History by Band