Keithley Instruments is offering the 2007 edition of its Test and Measurement Product catalog. It is packed with selector guides, practical tutorial information, and updates on the company's extensive lines of measurement and data-acquisition instruments. These tools include pulse and pattern generators, PXI instruments, switching and control instruments, signal sources, and analysis equipment. To reserve a copy of the 2007 catalog, visit the firm's website, at:

http://www.keithley.com/