3REVISIONSRevision Date DescriptionA 2003-11-11 Inserted warranty form and revisions page. Deleted reference topreviously supplied molded audio plug with shielded cable.B 2005-04-28 Added UIDUPE command definition and reference in a numberof locations to the GPS port. Updated “Expanding the RAM”.C 2005-09-21 Deleted further references to previously supplied molded audioplug with shielded cable. Deleted reference to WarrantyRegistration card. Changed time to file Warranty Registrationfrom 10 to 60 days. Added e-mailing of Warranty Registrationinformation. Other cleanup.D 2005-09-26 Deleted reference to Kantronics HSP cable.E 2006-05-10 Changed Kantronics address to 3115 W. 6th St., Ste. A.F 2006-08-22 Removed CE mark pending RoHS Compliance.G 2011-07-31 Updated contact information, minor text revisions.The KPC-3 Plus is a Kantronics hardware and software design incorporating the AX.25 Level 2 Version 2Packet protocol as adopted by the American Radio Relay League.We have attempted to make this manual technically and typographically correct as of the date of the currentprinting. Production changes to the TNC may add errata or addendum sheets. Your comments and/orsuggested corrections can be sent to us (see our contact information).This document was compiled in the U.S.A.The KPC-3 Plus is manufactured in the U.S.A.© Copyright 2007-2011 by Kantronics. All Rights Reserved.Contents of this publication or the firmware within the KPC-3 Plus may not be reproduced in any form withoutthe written permission of the copyright owner.KPC-3 Plus is a registered trademark of Kantronics Co., Inc.KPC-9612 Plus is a registered trademark of Kantronics Co., Inc.KAM XL is a registered trademark of Kantronics Co., Inc.NET/ROM is a registered trademark of SOFTWARE 2000.APRS is a registered trademark of Bob Bruninga, WB4APR.HyperTerminal is a registered trademark of Microsoft.