# STC ST09083AC-D

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Aviation Systems Standards, Aircraft Maintenance and Engineering Division AVN-300, United States
- Description: This modification installs two Sierra FA76.28A bearing receivers and two AlliedSignal DM-441B DME's. Additionally, a dual Canadian AN/ARN 152 MLS is installed and interfaced to the EFIS. An AlliedSignal ML-211B MLS 
receiver is installed for flight inspection.
- Applied: June 4, 1999
- Status date: October 22, 2001
- Product: Aircraft, Large Airplane
- Certification basis: Part 21
- Data sheets: [TCDS A3EU](https://openairdocs.org/tcds/A3EU)
- Certificate PDF: https://openairdocs.org/files/sha256/8b/e4/8be4dc638d416ce4a15f240ab478276ab1c49e6647134e757992a8ebb9d2eb86
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/F20662414871729E862581EC005DA526.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/ST09083AC-D

## ADs that name it (0)

None.

## Approved models (1)

- Textron Aviation Inc. BAe.125 Series 800A ([TCDS A3EU](https://openairdocs.org/tcds/A3EU))

## What the certificate says

This is OCR from the scanned FAA certificate. OCR can misread letters and numbers.

Chited Dales of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: ST09083AC-D This certificate issued to: Aviation System Standards Flight Inspection Maintenance Division, AVN-300 6500 S. MacArthur Boulevard Oklahoma City, OK 73169 Part 25 of the Federal Aviation Regulations.

Original Product - Type Cerlificate Number: ABEU Make: Raytheon Aircraft Co.

Model: BAe. 125 Series 800A Description of Type Design Change:

This modification installs two Sierra FA76.28A bearing receivers and two AlliedSignal DM-441B DME's. Additionally, a dual Canadian AN/ARN 152 MLS is installed and interfaced to the EFIS. An AlliedSignal ML-211B MLS receiver is installed for flight inspection. This alteration is to be made in accordance with data list D09083, dated October 17, 2001, or later approved FAA (DAS) revisions.

FAA approved airplane flight manual supplement, Dual FA76.28A Tacan, Dual AN/ARN 152 MLS, Dual DM-441B DME, and Single ML-211B MLS, " dated Compatibility of the alteration with other approved alterations is to be determined by the installer.

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: June 4, 1999 Date Reissued:

Date of Issuance: October 22, 2001 Date Amended:

FEDERAL AVIATION By Direction of the Administrator Brent Rogen (Signature) TAM MISTATO DAS Coordinator (Title)

## Every issue (1)

- October 22, 2001: Issued, Current. [certificate](https://openairdocs.org/files/sha256/8b/e4/8be4dc638d416ce4a15f240ab478276ab1c49e6647134e757992a8ebb9d2eb86)

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