STC SA00795SE

Number SA00795SE This certificate, issued to Micro AeroDynamics, Inc.

4000 Airport Rd., Suite D Anacortes, WA 98221 Part 4A of the Civil Aviation Regulations, and Part 23 of the Federal Aviation Regulations.

Original ProductType Certificate Number: A-759, A-21CE Make: American Champion Model: 7ECA, 7GC, 7GCA, 7GCAA, 7GCB, 7GCBA, 7GCBC, 7HC, 7JC, 7KC, 7KCAB, (TCDS A-759), 8KCAB, 8GCBC (TCDS A21CE)

Description of the Type Design Change: Installation of vortex generators on the wings and tail surfaces of the above model aircraft in accordance with Drawing Package MA2131, Revision A, dated April 22, 2001, and Installation Manual MA2132, Revision A, dated April 22, 2001, or later FAA approved revision of either of these documents.

NOTE: If more than five vortex generators are damaged or missing, the aircraft is not airworthy

Limitations and Conditions: Approval of this change in type design applies to the above model aircraft only.

This approval should not be extended to other aircraft on which other previously approved modifications are incorporated unless it is determined that the relationship between this change and any of those other previously approved modifications, including changes in type design, will introduce no adverse effect upon the airworthiness of that aircraft. 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: March 2, 2000 Date reissued:

Date of issuance: April 18, 2000 Date amended: July 19, 2001

(Signature) Acting Manager, Seattle Aircraft Certification Office (Title)