# STC SA11049SC-D

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Textron Aviation Inc, United States
- Description: Installation of a Cobham Cabin Digital Audio Control System (DACS)
- Applied: February 14, 2011
- Status date: December 15, 2016
- Product: Aircraft, Small/Large Airplane
- Certification basis: Part 21, Part 23, Part 25
- Data sheets: [TCDS A24CE](https://openairdocs.org/tcds/A24CE)
- Certificate PDF: https://openairdocs.org/files/sha256/68/75/68750087895f36c787443a536f4f609abe4110cf456150b7022a2c26eb4dd67a
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/3AD751FD0125B6DB8625814E006742B9.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA11049SC-D

## ADs that name it (0)

None.

## Approved models (2)

- Textron Aviation Inc. B300 ([TCDS A24CE](https://openairdocs.org/tcds/A24CE))
- Textron Aviation Inc. B300C ([TCDS A24CE](https://openairdocs.org/tcds/A24CE))

## What the certificate says

Read from the PDF's text layer, without the form's printed wording; the layout is lost and the order can differ. The PDF is the record.

FAA Form 8110-2 (5/14) Page 1 of

Part of the

Signature

Title Textron Aviation Inc.

One Cessna Boulevard Wichita, KS 67215 3 SA11049SC-D Federal Aviation Regulations.

23* A24CE B300 and B300C * see continuation sheet 3 of 3 Installation of a Cobham Cabin Digital Audio Control System (DACS) in accordance with Master Drawing List HBS241000074, Revision C, dated July 12, 2011 or later FAA approved revision. Airplane Flight Manual Supplement HBS241000065, Revision IR, dated July 14, 2011 or later FAA approved revision is required.

The installer must determine whether this design change is compatible with previously approved modifications. 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.

Hawker Beechcraft Corporation December 15, 2016 February 14, 2011 July 14, 2011 Mark Fuller STC ODA administrator ODA-100129-CE

FAA Form 8110-2 (5/14) Page 2 of

To (Name and address of transferee)

From (Name and address of grantor)

FAA Form 8110-2 (5/14) Page 3 of

Date of Issuance: July 14, 2011 Date Reissued: December 15, 2016

Certification Basis:

Based on 14 CFR §§21.115 and 21.101, and the FAA policy for significant changes in FAA Order 8110.48, the certification basis for the Hawker Beechcraft Corporation B300/B300C modified by installing a Cobham Cabin Digital Audio Control System is as follows:

a. The type certification basis for Hawker Beechcraft Corporation B300/B300C airplanes is shown on TCDS A24CE for parts not changed or not affected by the change.

b. The certification basis for parts changed or affected by the change since the reference date of applications, 14 February 2011, is based upon part 23 as amended by Amendment 23-59.

Based on 14 CFR § 21.115 and 21.101, and the FAA policy for significant changes in FAA Order 8110.48, the certification basis for this modification were determined to be:

Regulations at the latest amendment 23-0 through 23-59 14 CFR § 23.1, 23.23(b), 23.301(a)(b), 23.303, 23.305(a)(b), 23.307(a), 23.341(a), 23.365(a)(d), 23.561(a)(b)(e), 23.571, 23.573(b),

23.575, 23.601, 23.603(a)(b), 23.605(a), 23.609(a), 23.611, 23.613(a)(b), 23.619(c), 23.625(a)(c), 23.627, 23.771(a), 25.773(a), 23.853 (d3ii), 23.867(b1), 23.1301, 23.1307, 23.1309, 23.1322, 25.1351(a1)(a2ii)(g), 23.1357, 23.1359(c), 23.1365, 23.1367, 23.1381,

23.1431, 23.1501, 23.1519, 23.1525, 23.1529, 23.1541, 23.1543, 23.1581, 23.1583(a)(b)(c1)(c2)(c3), 23.1585

Regulations at an intermediate amendment None

Regulations at the amendment level in TCDS A24CE None

-- END -- SA11049SC-D 3

## Every issue (2)

- December 15, 2016: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/68/75/68750087895f36c787443a536f4f609abe4110cf456150b7022a2c26eb4dd67a)
- July 14, 2011: Issued, Historical. [certificate](https://openairdocs.org/files/sha256/92/4d/924d1b69c5dc62153761ca3007c3b28ebbf31dc4b88b2311e48792de9067ad6c)

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