# STC SA00776AT

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Piedmont Avn Services, Inc, United States
- Description: Installation of a Dual Bendix/King Mode S Transponder, Traffic Alert and Collision Avoidance System and Sundstrand Mark VI Ground Proximity Warning System
- Status date: June 15, 1995
- Product: Aircraft, Small Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A24CE](https://openairdocs.org/tcds/A24CE)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/7DD019996AEE77A485256CC1007E012D.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA00776AT

## ADs that name it (0)

None.

## Approved models (5)

- Raytheon Aircraft Company 1900 ([TCDS A24CE](https://openairdocs.org/tcds/A24CE))
- Raytheon Aircraft Company 1900C (C-12J) ([TCDS A24CE](https://openairdocs.org/tcds/A24CE))
- Raytheon Aircraft Company 1900D ([TCDS A24CE](https://openairdocs.org/tcds/A24CE))
- Raytheon Aircraft Company 200 (A100-1 (U-21J)) ([TCDS A24CE](https://openairdocs.org/tcds/A24CE))
- Raytheon Aircraft Company 300 ([TCDS A24CE](https://openairdocs.org/tcds/A24CE))

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