WB4MM — FT8 station from United States

United States Grid: ?

Amateur radio station WB4MM operating from United States. 29 FT8 spots received at SO8OO WebSDR, active on 80m, 40m, 20m, over 9 days, best SNR +0 dB. Heard between 2026-04-24 and 2026-07-10.

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

Overview

Total spots

CQ calls

Days active

-9 dB

Avg SNR

Bands

80m 20m 40m

First seen: 2026-04-24
Last seen: 2026-07-10 23:02 UTC

Frequent QSO partners observed at SO8OO

Stations WB4MM worked most often, as logged from our receiver:

MW0USK · Wales ×2 VO1TX · Canada A71UN · Qatar LX1JH · Luxembourg HZ1TT · Saudi Arabia

Activity Heatmap

Location

QSO Logbook (as observed from SO8OO)

Format: our rx / partner reports

Time	Band	WB4MM	Partner	Partner SNR	Msgs
07-11 00:55	40m	-2 / -	MW0USK	- / -13	8	✓ Confirmed
07-08 01:36	40m	-2 / -	LX1JH	- / -6	3	✓ Confirmed
06-26 23:24	20m	-7 / -	A71UN	- / -15	3	✓ Confirmed
06-25 00:46	40m	-22 / -	HZ1TT	- / -20	2	Partial
06-07 01:58	80m	-21 / -	VO1TX	- / +2	2	✓ Confirmed
05-17 02:59	20m	-8 / -	RK4FF	- / -16	2	Partial

Station Log

40m

UTC    dB  Freq  Message
005130  -9 2354  WB4MM F4GTB JN18
004630 -21 1731  WB4MM HZ1TT -20 (x3)
013630  -1 2400  WB4MM LX1JH -06 (x3)
005545  -5  778  WB4MM MW0USK RR73 (x8)

20m

UTC    dB  Freq  Message
025900 -10 2246  WB4MM RK4FF -16 (x2)
003645 -15 1991  WB4MM UA3AGW -09
003900 -24 1545  WB4MM SP7IIT -10
001200  -6  542  WB4MM 7X5CY -12
232430  -8 2445  WB4MM A71UN -15 (x3)

80m

UTC    dB  Freq  Message
015815 -22 1218  WB4MM VO1TX +02 (x2)
020615 -12 1842  WB4MM AJ1I FN41