The database allows you to limit your search in different ways by selecting the appropriate limits in the LIMIT BY boxes. You can limit by:
Document types are used to describe the type of source publications from which indexed papers are taken.
Treatment types indicate the slant of the article e.g. Review, practical theoretical etc.
You can limit your search to one of the four main subject areas covered by INSPEC. The disciplines are Physics, Electrical/electronic engineering, Computers/control engineering or Information Technology.
You can limit your search to one of the languages listed in the pull-down menu or select to search for all languages.
The Inspec database covers from 1896 to the present, and the Compendex database covers from 1884 to the present. You can enter specific year ranges in this option or choose to limit to Last four updates only. Selecting the latter option will limit your search to the four most recent weekly database updates.