Starting SPECX is simple. All the necessary environment variables should have been setup correctly as part of your Starlink login. You can start SPECX from any directory in which you have write access but for now it's easier if you start it up in the directory that contains your data. In order to start SPECX type:
% specx
The % sign represents the shell prompt for input; its actual
form may be something Unix-y like 3:45|iiwi~|; in this case
giving the time and a reminder of the name of the workstation you are
logged into.
SPECX will next dump out part of a long introductory text. You might want to read this; if so use the space bar to jump a page at a time. If not, use Control-c to jump to the end. At the end, the system responds with the SPECX prompt:
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An Aside
% setenv DATADIR /data/m96bc05/
or wherever you happen to have stored your data. SPECX will then look for data first in your current directory but then in your data directory (as defined by the DATADIR environment variable).
Specx Cookbook Reduction of millimetre wave data