STC SA01473SE

Number SA01473SE

This certificate, issued to Garmin AT, Inc.

2345 Turner Road SE Salem, OR 97309

Part 23 of the Federal Aviation Regulations.

Original Product⎯Type Certificate Number: See attached FAA Approved Model List (AML) Make: No. SA01473SE for a list of approved aircraft Model: models and applicable airworthiness regulations.

Description of the Type Design Change: Installation of a GTX 32 (mode C), GTX 33 (mode S), or GTX 33D (mode S with diversity) Remote Transponder in accordance with Garmin Supplemental Type Certificate Master Data List, P/N 005-C0187-00, Revision A, dated August 10, 2004, or later FAA approved revision.

Limitations and Conditions: Compatibility of this design change with previously approved modifications must be determined by the installer. This STC requires the previous or concurrent installation of a GNS 480 (CNX80) utilizing Version 2.0 or later approved software for configuration and operation of the GTX 32/33/33D Transponder. A copy of this certificate must be maintained as part of the permanent records for the modified aircraft.

If the holder agrees to permit another person to use this certificate to alter the product, the holder shall give the other person written evidence of that permission.

Date of application: February 3, 2004 Date reissued:

Date of issuance: November 8, 2004 Date amended:

(Signature)

Acting Manager, Seattle Aircraft Certification Office (Title)