All, I cross-referenced all of the ?Error! Reference source not found? lines in the document with the original HSPICE PDF documentation and made appropriate updates. Additional cleanup, ? I think this document, when reviewed, and changes accepted, is a candidate to be put ion the IBIS WEB site and referenced at the DAC summit. Walter Walter Katz 303.449-2308 Mobile 720.333-1107 wkatz@xxxxxxxxxx www.sisoft.com