# STC ST00211DE-D

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Learjet Inc, United States
- Description: Installation of a Collins TCAS-94 TCAS II with a single Collins TDR-94D Mode S transponder or a Raytheon APX-100 IFF/Mode S transponder).
- Applied: February 15, 1996
- Status date: May 7, 2002
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A20EA](https://openairdocs.org/tcds/A20EA)
- Certificate PDF: https://openairdocs.org/files/sha256/f7/0e/f70e3bf5b1f241e392ffbdfe4f90f2ed23e569d09c4f09279f5513aefd5a328a
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/23AF2D59C7CF37A385256CC2006A7162.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/ST00211DE-D

## ADs that name it (0)

None.

## Approved models (2)

- Bombardier-Rotax GmbH DHC-7-102 ([TCDS A20EA](https://openairdocs.org/tcds/A20EA))
- Bombardier-Rotax GmbH DHC-7-103 ([TCDS A20EA](https://openairdocs.org/tcds/A20EA))

## 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: ST00211DE-D This certificate issued to:

Learjet Inc.

One Learjet Way Wichita, Kansas 67209 Part 25 of the Federal Aviation Regulations.

Original Product -Type Certificate Number: A20EA Make: de Havilland Model: DHC-7-102, -103 Description of Type Design Change:

Installation of a Collins TCAS-94 TCAS Il with a single Collins TDR-94D Mode S transponder or a Raytheon APX-100 IFF/Mode S transponder in accordance with Learjet Inc. Master Drawing List BAS07010001, revision (-), dated September 27, 1996, FAA approved September 27, 1996, or later approved revision.

This approval should not be extended to aircraft of this model on which previously approved modifications are incorporated unless it is determined that the interrelationship between this change and any of those other previously approved modifications including changes in type design, will introduce no adverse effect upon the airworthiness of that aircraft.

2. A copy of this certificate must be maintained as part of the permanent records for the modified aircraft.

3. 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.

4. Instructions for Continued Airworthiness, BAS-07010001-IFCA-2 (Rev. A), dated March 5, 2001, FAA accepted March 5, 2001 or later FAA accepted revision is required for the -2 installation.

5. The appropriate FAA approved Airplane Flight Manual Supplement, BAS07040001, revision (-), dated September 27, 1996, or later approved revision or FAA approved Airplane Flight Manual Supplement, BAS07040002, revision (-), dated May 24, 1999, FAA approved May 24, 1999, or later approved revision is required.

Date of Application: February 15, 1996 Date Reissued: May 7, 2002 Date of Issuance: September 27, 1996 Date Amended: May 24, 1999; March 9, 2001 FEDERAL AVIATION By Direction of the Administrator (Signature) David T. Grossman Program Manager TOMNISTRATOR Denver Aircraft Certification Office. Northwest Mountain Region, Denver, Colorado (Title)

## Every issue (1)

- May 7, 2002: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/f7/0e/f70e3bf5b1f241e392ffbdfe4f90f2ed23e569d09c4f09279f5513aefd5a328a)

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