For our Linux based instruments or programs licensed under the “GNU General Public License (GPL) or Lesser GNU General Public License (LGPL)” the complete corresponding sources are available. You can order a complete machine-readable copy of the source code from us for a period of three (3) years after download or receipt of the software, by sending a written request to: Chief Intellectual Property Counsel Tektronix, Inc. MS/50 LAW 14150 SW Karl Braun Dr. Beaverton, OR 97077 This offer is valid to anyone in receipt of this information. Your request should include: the name of the product, (ii) your (company) name, and (iii) your return mailing and email address (if available). Please note that we may charge you a fee to cover the cost of performing this distribution.