# STC SA02821AT

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Woven Electronics LLC, United States
- Description: Installation of a Sandel Model ST3400 Terrain Awareness and Warning System (TAWS), with optional capability as a Traffic Collision Avoidance System (TCAS) Control Display Unit (CDU) or Radio Magnetic Indicator (RMI).
- Applied: October 7, 2003
- Status date: April 10, 2023
- Product: Aircraft, Small Airplane
- Certification basis: Part 23
- Data sheets: [TCDS A24CE](https://openairdocs.org/tcds/A24CE)
- Certificate PDF: https://openairdocs.org/files/sha256/7a/33/7a3393c958c1e2db1a74fc377a1ec8dea8f67bf7111e754dc04176fc104ea12b
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID114008934620230918145831.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA02821AT

## ADs that name it (0)

None.

## Approved models (2)

- Beechcraft Corporation 1900C ([TCDS A24CE](https://openairdocs.org/tcds/A24CE))
- Beechcraft Corporation 1900D ([TCDS A24CE](https://openairdocs.org/tcds/A24CE))

## What the certificate says

Read from the PDF's text layer, without the form's printed wording; the layout is lost and the order can differ. The PDF is the record.

Title: (for) Robert Capezzuto Acting Manager, East Certification Branch Compliance and Airworthiness Division Aircraft Certification Service SA02821AT Woven Electronics, LLC 16000 Pines Blvd #824431 Pembroke Pines, FL 33082-9599 Part 23 Federal Aviation Regulations A24CE Raytheon Aircraft Company 1900C/D Series Installation of a Sandel Model ST3400 Terrain Awareness and Warning System (TAWS), with optional capability as a Traffic Collision Avoidance System (TCAS) Control Display Unit (CDU) or Radio Magnetic Indicator (RMI), in accordance with EMTEQ Engineering Master Drawing List EMTQ-036-MDL, Revision B, Dated March 19, 2004, or later FAA approved revision.

(Continued on Sheet 3) October 7, 2003 April 27, 2015; April 10, 2023 February 26, 2004 3

SA02821AT 3

SA02821AT Limitations and Conditions (Continued):

FAA Approved Flight Manual Supplement (AFMS) for Raytheon Aircraft Company Model 1900 Series Aircraft installed as a TAWS/TCAS CDU, EMTEQ Document No. EMTQ-036A-FMS, Rev. IR, Dated March 26, 2004, or installed as a TAWS/RMI, EMTEQ Document No. EMTQ-036B-FMS, Rev. IR, Dated March 26, 2004, is a required part of this STC.

This approval should not be extended to other aircraft of this model on which other previously approved modifications are incorporated, unless it is determined by the installer that the interrelationship between this change and any other previously approved modifications will produce no adverse effect upon the airworthiness of that airplane. 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.

--------------------- END --------------------- 3 3

## Every issue (3)

- April 10, 2023: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/7a/33/7a3393c958c1e2db1a74fc377a1ec8dea8f67bf7111e754dc04176fc104ea12b)
- April 27, 2015: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/0a/76/0a7620301d237ef4d8a80346ef104da3481d9b1febc5be86b250aef4445d045d)
- February 26, 2004: Issued, Historical. [certificate](https://openairdocs.org/files/sha256/52/f8/52f8cccb81798b7fdead92feceea2bf6fae856974271e75ccb5d76a58bd1a3fd)

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