# STC SA2779CE

- Type: Supplemental type certificate
- Status: Current, Amended
- Holder: Rockwell International Collins Commercial Avionics, United States
- Description: Installation of Collins TCAS II traffic alert and collision avoidance system.
- Applied: October 22, 1991
- Status date: January 21, 1994
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A22WE](https://openairdocs.org/tcds/A22WE)
- Certificate PDF: https://openairdocs.org/files/sha256/2a/2e/2a2e43bda0a5e657bb6504b7d525059a76787d33d53b6527c788e1c5e9f4febb
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/55F8B644DCD78DBD8625815A006A01CC.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA2779CE

## ADs that name it (0)

None.

## Approved models (3)

- McDonnell Douglas Corporation DC-10-15 ([TCDS A22WE](https://openairdocs.org/tcds/A22WE))
- McDonnell Douglas Corporation DC-10-30 ([TCDS A22WE](https://openairdocs.org/tcds/A22WE))
- McDonnell Douglas Corporation DC-10-40 ([TCDS A22WE](https://openairdocs.org/tcds/A22WE))

## What the certificate says

The certificate is a scan without a text layer; open the PDF to read it.

## Every issue (2)

- January 21, 1994: Amended, Current. [certificate](https://openairdocs.org/files/sha256/2a/2e/2a2e43bda0a5e657bb6504b7d525059a76787d33d53b6527c788e1c5e9f4febb)
- December 20, 1991: Issued, Historical. [certificate](https://openairdocs.org/files/sha256/13/2c/132c1b26211e3b58d0a1b28a1b8a3b4d5dad0b4852323477e2cfc252a46a0898)

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