Questions tagged [ft8]

For questions specific to the FT8 mode

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7
votes
2answers
292 views

What does exclamation mark mean in FT8 CQ calls in WSJT?

For example, in this screenshot: WSJT shows !Italy, !Serbia, !U.S.A. What does it mean?
5
votes
1answer
232 views

What does CQ NM mean in FT8?

I saw someone on 20m FT8 this morning calling "CQ NM". What does NM mean in this context? The followed the NM with their call and grid as usual.
4
votes
2answers
494 views

Unidentified signals on FT8 frequencies

When I work in FT8 mode I often see signals like these: I couldn't identify these signals using SigiWiki nor managed I to decode them using WSJT-X. Though these signals seem to use 15 second frames. ...
4
votes
3answers
125 views

Only noise, no signals whatsoever on HF

Last night there was a power outage at home. I was able to see a LOT of stations on 20M (FT8). As soon power returned, all of them disappeared. You can see in the waterfall very clearly when power ...
4
votes
2answers
364 views

Long callsigns in WSJT-X?

During the month of May (2018) a lot of Belgian club stations can use callsigns in the format OT70xxx. (The xxx is always 3 letters, for example our club station uses OT70TRA.) In WSJT-X it seems ...
4
votes
1answer
97 views

What does retain mean in the logging of WSJT-X 1.8.0?

If you have automatic prompt for logging on WSJT-X, at the end, you get this dialog: What does the "Retain" checkboxes do when you check them?
3
votes
1answer
621 views

Can the IC-7300 be connected straight to a computer and use WSJT-X for FT8?

Do I need a separate device to use digital modes with the IC-7300 or do I just need to connect the 7300 to my computer via USB in order to use WSJT-X for FT8? Thank you.
3
votes
1answer
151 views

What is the minimum equipment necessary to get on the air with FT8?

To the extent that FT8 is a way to bring people into the hobby or re-ignite passion among those who haven't been on the air in a while, what's the easiest way to get someone on the air with this new ...
3
votes
1answer
222 views

How/where can I learn about ft8? [closed]

Where can I find information about the digital modes and how to get started on them? I would like a concise yet easy to understand tutorial.
1
vote
1answer
80 views

Should I add call signs with /R suffix to the logbook?

Sometimes in FT-8 mode I receive calls like this one: It happens 2-3 times a week. The problems are: 1) I never could look up such call signs 2) I tried to reply, but never got answer 3) I don't ...
1
vote
1answer
63 views

How many HF (FT8/JT65/BPSK/RTTY etc) amateurs are active in Canada? [closed]

It's silent over there... USA is full of FT8 stations, in Canada you can count them on one hand and you don't even need all your fingers...
1
vote
1answer
80 views

Can WSJT-X's timing account for delay from RCForb?

I was using FT8 through a remote in RCForb. Reception in FT8 is spotty through the remote. I do not have an HF rig to test if the remote is the problem. So far, I think it is the delay through the ...
0
votes
1answer
174 views

WSJT-X V2: How to identify stations already logged?

In V1.9 of WSJT-X, there was a feature that allowed one to change the color of stations already logged. This was necessary in knowing whether or not to respond to a given CQ. In version 2, I am ...