dx4win.mas is your master callsign lookup file. Download the master.dta file
from
www.k5zd/scp. Right click in the DX4WIN Master Call window. Click on convert.
Convert the master.dta file. This will put the master database in dx4win format.
Now when you enter a call in the callsign window you have
download the latest file dx4win.mas from ad1c page
http://dx4win.ad1c.us/download/master/DX4WMAS_20080709.zip
Put this file to
C: Program Files\dx4w703A\
directory
You probably have the master callsign lookup window open. If you don't use
it you don't need to download, etc. Just close the window a
I have been using DX4WIN 7.03.16 for many months now without problem. Suddenly
a quirk has developed, and I need help please.
Now, as I open DX4WIN, all windows open as prearranged except my main QSO
window. Instead, I am now getting an ERROR window on startup which says:
"Master file:
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