Tektronix TEKFAX ADA400A, Instruction Manual

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Preface
viii
ADA400A Differential Preamplifier
Contacting Tektronix
Phone
1-800-833-9200
*
Address
Tektronix, Inc.
Department or name (if known)
14200 SW Karl Braun Drive
P.O. Box 500
Beaverton, OR 97077
USA
Web site
www.tektronix.com
Sales support 1-800-833-9200, select option 1
*
Service support 1-800-833-9200, select option 2
*
Technical support Email: techsupport@tektronix.com
1-800-833-9200, select option 3
*
6:00 a.m. -- 5:00 p.m. Pacific time
*
This phone number is toll free in North America. After office hours, please leave a
voice mail message.
Outside North America, contact a Tektronix sales office or distributor; see the
Tektronix web site for a list of offices.