4Z4MU — FT8 station from Israel
Amateur radio station 4Z4MU operating from Israel (grid square JO61). 188 FT8 spots received at SO8OO WebSDR, 3 CQ calls, active on 80m, 40m, 20m, 10m, over 29 days, best SNR +18 dB. Heard between 2026-04-28 and 2026-07-24.
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Overview
188
Total spots
3
CQ calls
29
Days active
-6 dB
Avg SNR
Bands
80m
20m
40m
10m
First seen: 2026-04-28
Last seen: 2026-07-24 00:12 UTC
Last seen: 2026-07-24 00:12 UTC
Frequent QSO partners observed at SO8OO
Stations 4Z4MU worked most often, as logged from our receiver:
Activity Heatmap
Location
QSO Logbook (as observed from SO8OO)
Format: our rx / partner reports
| Time | Band | 4Z4MU | Partner | Partner SNR | Msgs | |
|---|---|---|---|---|---|---|
| 07-24 02:12 | 80m | +2 / - | DL5DQZ | - / - | 2 | Partial |
| 07-24 02:12 | 80m | - / -8 | W4WWQ | -11 / - | 4 | Partial |
| 07-24 02:08 | 80m | - / -16 | VE2OPR | -7 / - | 6 | Partial |
| 07-23 14:16 | 20m | -16 / - | F4HSB | - / -3 | 2 | ✓ Confirmed |
| 07-23 13:41 | 20m | -12 / - | US5LOC | - / -16 | 2 | Partial |
| 07-23 06:16 | 20m | -2 / - | YO9DF | - / +3 | 5 | ✓ Confirmed |
| 07-22 18:54 | 80m | +6 / - | SP4LO | - / -16 | 2 | Partial |
| 07-22 18:53 | 80m | +12 / +6 | RK6MC | 0 / -12 | 5 | ✓ Complete |
| 07-22 18:51 | 80m | +7 / +4 | R6NA | -3 / -7 | 5 | ✓ Complete |
| 07-22 15:24 | 20m | - / -10 | RW9QA | -4 / - | 4 | Partial |
| 07-19 06:56 | 20m | - / - | KS4OT | -6 / - | 3 | Partial |
| 07-17 05:50 | 20m | -11 / -11 | HC2GRC | -22 / -9 | 4 | ✓ Complete |
| 07-17 01:38 | 20m | -9 / - | KH6M | - / -10 | 3 | ✓ Confirmed |
| 07-17 01:16 | 80m | - / -11 | DO9BAU | -9 / - | 2 | Partial |
| 07-17 01:15 | 80m | - / -19 | 8S7DL | -8 / - | 2 | Partial |
| 07-16 20:26 | 20m | -5 / -8 | CR7BRV | -11 / -14 | 5 | Partial |
| 07-16 19:54 | 20m | -2 / +8 | PY5XT | -13 / - | 2 | ✓ Verified |
| 07-16 19:22 | 80m | -10 / -9 | RN1ON | -8 / -7 | 5 | ✓ Complete |
| 07-16 19:22 | 80m | 0 / +1 | R3HH | -15 / -13 | 4 | ✓ Complete |
| 07-16 19:20 | 80m | -10 / -12 | OH5D | -14 / -14 | 4 | ✓ Complete |
| 07-16 19:18 | 80m | -9 / -2 | R3DEE | -14 / -18 | 5 | ✓ Complete |
| 07-15 20:41 | 20m | +4 / - | DJ1SL | - / -19 | 3 | Partial |
| 07-15 20:18 | 20m | -12 / - | PD4JAY | - / - | 3 | Partial |
| 07-15 19:02 | 80m | +1 / -7 | RC6OD | -12 / -17 | 5 | ✓ Complete |
| 07-15 08:58 | 20m | -20 / - | ON1DGN | - / -11 | 2 | Partial |
| 07-15 08:48 | 20m | -16 / - | LZ1ZF | - / -14 | 2 | ✓ Confirmed |
| 07-14 20:28 | 20m | - / -6 | N0AT | -24 / - | 2 | Partial |
| 07-14 19:41 | 80m | -3 / - | R3BDQ | - / -16 | 2 | ✓ Confirmed |
| 07-14 19:38 | 80m | +4 / -2 | DO6AZ | -14 / -18 | 3 | Partial |
| 07-14 19:31 | 80m | - / -3 | JE2EBT | -8 / - | 2 | Partial |
| 07-14 19:22 | 20m | +14 / - | MD0CCE | - / -13 | 6 | ✓ Confirmed |
| 07-14 17:56 | 80m | - / - | R4PF | -12 / - | 4 | Partial |
| 07-14 15:24 | 20m | 0 / - | IV3KZF | - / -4 | 2 | Partial |
| 07-14 15:23 | 20m | -14 / - | R0AX | - / -18 | 2 | ✓ Confirmed |
| 07-14 06:25 | 20m | -10 / - | YO4GIY | - / -10 | 2 | ✓ Confirmed |
| 07-14 06:07 | 20m | -14 / - | UA3ZMQ | - / - | 2 | Partial |
| 07-14 06:05 | 20m | -4 / - | R6OP | - / -14 | 2 | Partial |
| 06-30 15:31 | 20m | -8 / - | IZ8EYN | - / -6 | 3 | ✓ Confirmed |
| 06-30 15:28 | 20m | - / -12 | BA3QIQ | -17 / - | 5 | ✓ Confirmed |
| 06-30 15:27 | 20m | - / -12 | HS0ACS | -18 / - | 2 | ✓ Confirmed |
| 06-29 19:38 | 40m | -18 / - | F5RRS | - / -15 | 2 | Partial |
| 06-29 19:26 | 80m | +12 / - | HA7TM | -17 / -17 | 3 | ✓ Verified |
| 06-29 05:50 | 20m | -15 / - | N9W | - / -15 | 5 | Partial |
| 06-28 19:56 | 20m | -12 / - | EC5M | - / -10 | 2 | ✓ Confirmed |
| 06-28 19:38 | 20m | - / -1 | YU1QRP | -9 / - | 3 | Partial |
| 06-28 19:34 | 20m | - / -13 | HS0ZOK | -18 / - | 2 | Partial |
| 06-26 14:02 | 20m | -14 / - | F5OYA/P | - / -9 | 5 | Partial |
| 06-26 13:58 | 20m | -14 / - | DH1FA | - / -10 | 4 | ✓ Confirmed |
| 06-26 05:53 | 20m | -15 / - | TA3NK | - / -6 | 5 | Partial |
| 06-26 05:47 | 20m | -16 / - | PI4DX | - / -3 | 3 | ✓ Confirmed |
Station Log
80m
UTC dB Freq Message 185415 +12 1340 4Z4MU RK6MC RR73 185430 +2 2758 RK6MC 4Z4MU 73 185445 +7 2145 4Z4MU SP4LO -12 020830 -5 1728 VE2OPR 4Z4MU -16 (x6) 021200 -10 1728 W4WWQ 4Z4MU -08 021215 +2 1871 4Z4MU DL5DQZ JO61 021230 -10 1728 W4WWQ 4Z4MU -08 021245 +3 1871 4Z4MU DL5DQZ JO61 021300 -8 1728 W4WWQ 4Z4MU -08 (x2)
20m
UTC dB Freq Message 152430 -5 2834 RW9QA 4Z4MU KM71 (x3) 052430 -11 740 4Z4MU VK3TZ QF22 061615 -4 2171 4Z4MU YO9DF KN15 (x5) 061915 +5 2833 4Z4MU R5AV -14 061915 +0 2722 4Z4MU DL1R JN58 134145 -14 2504 4Z4MU US5LOC R-16 (x2) 141615 -15 1733 4Z4MU F4HSB R-03 (x2)
40m
UTC dB Freq Message 015415 -16 578 KD0PO 4Z4MU -04 (x2) 193545 -17 1810 4Z4MU F5RRS JN36 (x3)
10m
UTC dB Freq Message 111815 -8 2079 4Z4MU CT3IQ IM12 192545 -7 1566 4Z4MU PV8AJ R-15 115930 -17 1777 4Z4MU EX8ABR -21 114815 -9 1568 4Z4MU VK9BSA R+12 (x3) 074400 -10 2595 4Z4MU VK3BE R-19 (x2)