# STC SA1929CE-D

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Rockwell Collins Inc, United States
- Description: Installation of dual Collins TDR-94/94D Mode S transponders.
- Applied: October 4, 1991
- Status date: November 7, 1997
- Product: Aircraft, Small Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A24CE](https://openairdocs.org/tcds/A24CE)
- Certificate PDF: https://openairdocs.org/files/sha256/6e/6d/6e6d338d79913c80cc4372598fcbd0b33a99db810207119eb6bedfd8d74bcf6f
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/70F26CC6111FCEB386256F7100546CCF.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA1929CE-D

## ADs that name it (0)

None.

## Approved models (2)

- Raytheon Aircraft Company B300 ([TCDS A24CE](https://openairdocs.org/tcds/A24CE))
- Raytheon Aircraft Company B300C ([TCDS A24CE](https://openairdocs.org/tcds/A24CE))

## What the certificate says

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

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: SA1929CE-D This certificate issued to: Rockwell Collins, Inc.

400 Collins Road NE, MS 164-100 Cedar Rapids, IA 52498 Purt 23 of the Federal Aviation Requlutions.

Original Product Type Cerlificute Number: A24CE Make: Beech Aircraft Corporation Model: B300/B300С Description of Type Design Change: Installation of dual Collins TDR-94/94D Mode S Transponders in accordance with Collins Drawing Index 992-1972, no revision, or later FAA Approved revisions, or installation of single Collins TDR-94/94D Mode S Transponder and Single TDR-90 Mode C Transponder in accordance with Collins Drawing Index 992-1973, no revision, or later FAA Approved revisions.

Limitations and Conditions: (1) This approval should not be extended to other specific airplanes of this model on which other previously approved modifications are incorporated, unless it is determined that the interrelationship between this change and any of those other previously approved modifications will introduce no adverse effect upon the airworthiness of that airplane. (2) 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.

Lute of upplicution: October 4, 1991 Date Reissued: November 7, 1997 Lule of issunce : October 16, 1991 Dule umended :

FEDERAL AVIATION By Direction of the Administrator Gale R. Kooti (Signature) Dale R. Koonts

TOMINISTRATO Manager, DAS-3CE (Title)

## Every issue (1)

- November 7, 1997: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/6e/6d/6e6d338d79913c80cc4372598fcbd0b33a99db810207119eb6bedfd8d74bcf6f)

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