STC SA00352BO PAGE 2

Number SA00352BO

FAA Form 8110-2 (8/13) Page 1 of 4 This certificate issued to:

Avidyne Corporation 4 Middlesex Green, Suite 221 561 Virginia Road Concord, MA 01742 Part 23 of the Federal; Aviation Regulations.

Installation of an Avidyne Corporation Mode A/C/S Transponder with ADS-B Out capability, Model AXP340 loaded with Version 3.13 software (or later FAA approved version) or Model AXP322 with Version 2.7 software (or later FAA approved version), in accordance with Avidyne Corporation Master Document List (MDL), Document Number AVAXP-005, Revision 03, dated October 27, 2016, or later FAA approved revision.

(continued on Page 3 of 4)

Date of Application: September 19, 2014 Date reissued:

Date of Issuance: April 09, 2015 Date amended: November 30, 2016

Signature Nicholas Faust

Acting Manager, Boston Aircraft Certification Office Title See attached FAA Approved Model List (AML), Document No.

AVAXP-006, Revision 01, or later FAA approved revision, for the list of approved airplane models, applicable installation data requirements, and specific limitations.

SUPPLEMENTAL TYPE CERTIFICATE, FAA FORM 8110-2 (CONTINUED)

FAA Form 8110-2 (8/13) Page 2 of 4

TRANSFER

ENDORSEMENT

To (Name of transferee)

(Address of transferee)

(Number and street)

(City, State, and ZIP Code)

From (Name of grantor)

(Address of grantor)

(Number and street)

(City, State, and ZIP Code)

Number SA00352BO November 30, 2016

FAA Form 8110-2 (8/13) Page 3 of 4

1. Operation must be in accordance with the Avidyne Corporation Aircraft Flight Manual Supplement (AFMS) Document Number 600-00309-000, Revision 01, or later FAA approved revision.

The AFMS must be carried in the aircraft during all flights.

2. Maintenance must be in accordance with Instructions for Continued Airworthiness (ICA), Document Number AVAXP-007, Revision 02, dated October 4, 2016, or later FAA accepted revision.

The ICA must be made available to the operator at the time of installation.

3. Model AXP340 can interface only with proven compatible avionics systems as identified by vendor name and model number in Avidyne Corporation Installation Manual Section 6.6.4, Document Number 600-00308-000, Revision 00, dated January 09, 2015, or later FAA approved revision.

4. Model AXP340 must have a Squat Switch Source input in order to be ADS-B Out compliant, as stated in Avidyne Corporation Installation Manual Section 7.5.6, Document Number 600-00308- 000, Revision 00, dated January 09, 2015, or later FAA approved revision.

5. Model AXP322 can interface only with proven compatible avionics systems as identified by vendor name and model number in Avidyne Corporation Installation Manual Section 6.5.4, Document Number 600-00312-000, Revision 02, dated October 17, 2016, or later FAA approved revision.

6. Model AXP322 must have a Squat Switch Source input in order to be ADS-B Out compliant, as stated in Avidyne Corporation Installation Manual Section 6.3.6, Document Number 600-00312- 000, Revision 02, dated October 17, 2016, or later FAA approved revision.

7. Compatibility of this design with previously approved modifications must be determined by the installer.

Number SA00352BO November 30, 2016

FAA Form 8110-2 (8/13) Page 4 of 4 Certification Basis:

Based on 14 CFR § 21.115 and § 21.101, and the FAA policy for design changes that are identified as not significant in FAA Order 8110.48, the certification basis for the Make Model aircraft is as follows:

a. The type certification basis for parts not changed or not affected by the change is shown on the applicable TCDS.

b. The modification certification basis for parts changed or affected by the change since the reference application date, September 19, 2014, is based upon part 23 as amended by Amendment 23-62 as follows:

Regulations at the latest amendment 23-0 through 23-62

23.301(a), 23.303, 23.305, 23.307(a), 23.337, 23.561(a)(b)(3)(e), 23.601, 23.603, 23.605,

23.607, 23.609, 23.611, 23.613, 23.771(a), 23.773(a)(2), 23.777(a)(b), 23.853(a),

23.867(b)(1), 23.1301, 23.1306(b), 23.1307, 23.1308(c), 23.1309, 23.1322, 23.1351(a)(2)(i),

23.1357(a)(b)(c)(d), 23.1359(c), 23.1365(a)(b)(d)(e), 23.1367, 23.1381(a)(b),

23.1431(a)(b)(e), 23.1501, 23.1523, 23.1525, 23.1529, 23.1541 (a)(2)(b), 23.1555(a)(b),

23.1559(c)(d), 23.1581(a)(b)(c)(f), 23.1583(h)(m), 23.1585(j) Regulations at an intermediate amendment None Regulations at the amendment level in the applicable TCDS None ------------------------------------------------------------END-------------------------------------------------------