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Locked What's the use of grids in FT8.
Amos Sobel 4X4MF
I did try hard to find a cluster application which can locate an active station according to it's grid. None was found.
I did try DX Spider but it is too complex to install under Win10. Can anybody recommend one? If none is found then what's the use of grids in FT8? |
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Bob Frostholm
Amos, You can get close with this: https://www.levinecentral.com/ham/grid_square.php 73 Bob Ko6Lu On 7/15/2020 7:58 AM, Amos Sobel 4X4MF via groups.io wrote:
I did try hard to find a cluster application which can locate an active station according to it's grid. None was found. |
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On 15/07/2020 15:58, Amos Sobel 4X4MF wrote:
what's the use of grids in FT8?Amos, are you serious? On VHF and up grids are useful for determining beam headings. Many ops chase grid square and grid field awards and certificates. Many contests use grids as multipliers. Many contests use distance calculated from gridsquares for points. EME operators require the DX station gridsquare to calculate Doppler frequency shifts. OTOH the DX Cluster network has no field for gridsquare in the spot message format passed between nodes, so gridsquares are a very loosely managed piece of data in that domain. Usually managed by each cluster node keeping a local table mapping calls to grids AFAIK. 73 Bill G4WJS. |
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Jim Brown
On 7/15/2020 7:58 AM, Amos Sobel 4X4MF wrote:
I did try hard to find a cluster application which can locate an active station according to it's grid.Plugging the received gridsquare into WSJT-X will yield a distance and beam heading. DXAtlas can display a map with grid squares as an overlay, and can also provide distance and beam heading. These are two that I use regularly. I'm sure there are others. 73, Jim K9YC |
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Timothy Urberg <tim@...>
If you're using Linux you can use GridTracker, it automatically logs to several logging options (including LoTW and eQSL) and will show you where on the map your making a contact with. It connects to the UDP server of WSJT-X. On Wed, Jul 15, 2020 at 12:54 PM Jim Brown <k9yc@...> wrote: On 7/15/2020 7:58 AM, Amos Sobel 4X4MF wrote: |
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Hi Timothy,
thanks for that. Just a small technical
correction. WSJT-X is a UDP client for the WSJT-X UDP Message
Protocol, it is the interoperating third-party applications, like
GridTracker, that are the servers in this relationship.
73
Bill G4WJS. On 15/07/2020 18:57, Timothy Urberg
wrote:
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Timothy Urberg <tim@...>
Got it, thanks for letting me know that! I'm a developer myself, so I should know these things! On Wed, Jul 15, 2020 at 1:05 PM Bill Somerville <g4wjs@...> wrote:
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Hi Timothy,
no problem, it can be a bit vague which
is client and server with UDP, the key here is that there can be
multiple clients (multiple WSJT-X instances) talking to one
server. Here the clients need to know the server address and
service port and the server listens for traffic there.
73
Bill G4WJS. On 15/07/2020 19:09, Timothy Urberg
wrote:
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Carl - WC4H
Hi Timothy.
GridTracker also runs on Windows. 73. Carl - WC4H |
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