# STC SR11833IB

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Heli Austria GmbH, Austria
- Description: Installation of Garmin GTX Transponder System
- Applied: October 14, 2024
- Status date: October 31, 2024
- Product: Aircraft, Rotorcraft
- Certification basis: Part 29
- Foreign approvals: EASA 10065078 Rev 1
- Data sheets: [TCDS H4EU](https://openairdocs.org/tcds/H4EU)
- Certificate PDF: https://openairdocs.org/files/sha256/d7/d6/d7d66fecb6afd4d088e1ca95d84e3ce0d7b3499ab7ef703bee73b2653e43c18e
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID165825920720241104165141.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SR11833IB

## ADs that name it (0)

None.

## Approved models (2)

- Airbus Helicopters AS332L ([TCDS H4EU](https://openairdocs.org/tcds/H4EU))
- Airbus Helicopters AS332L1 ([TCDS H4EU](https://openairdocs.org/tcds/H4EU))

## 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.

IMPORT SR11833IB HELI AUSTRIA GmbH

**HELIPORT 5600 ST. JOHANN IM PONGAU**

AUSTRIA Part 29 Title 14 Code of Federal Regulations H4EU Airbus Helicopters AS332L, AS332L1

1. Installation of Garmin GTX Transponder System must be in accordance with Heli Austria Master Document List Number HAU-D-038-001, Revision 1, dated September 20, 2021, or later EASA approved revisions. This change covers the installation of a Garmin GTX33DH/GTX345DR Transponder, controlled by a Garmin GTN650(Xi) or GTN750(Xi). The installation of Garmin GTN650(Xi) or GTN750 (Xi) is not part of this installation.

(See Description of Type Design Change Continued on Page 3 of 3)

1. The installer must determine whether this design change is compatible with previously approved modifications.

(See Limitations and Conditions Continued on Page 3 of 3) October 14, 2024 October 31, 2024 John Yoo Manager, International Validation Branch Compliance & Airworthiness Division Aircraft Certification Service 3

**IMPORT SR11833IB 3**

IMPORT SR11833IB Date of Issuance: October 31, 2024

Description of Type Design Change (continued):

2. Maintenance must be in accordance with Heli Austria Instructions for Continued Airworthiness Number HAU-D-038-006, Revision 1, dated September 20, 2021, or later EASA accepted revisions.

3. Operation must be in accordance with Heli Austria Rotorcraft Flight Manual Supplement Number HAU-D-038-005, Revision 1, dated September 20, 2021, or later EASA approved revisions.

2. Operation must be in accordance with "Limitations" section of Heli Austria Rotorcraft Flight Manual Supplement referenced in the Description of Type Design Change section of this STC.

3. Installation introducing a Garmin GTN650(Xi) or GTN750(Xi) for transponder control is a required prerequisite for this change.

4. This STC is applicable to all serial numbers for Airbus Helicopters Models AS332L and AS332L1. This change is not applicable to Model AS332L1e.

5. The installation is limited to helicopters, where no ACAS system is installed.

6. If the holder agrees to permit another person to use the certificate to alter the product, the holder shall give the other person written evidence of that permission.

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

## Every issue (1)

- October 31, 2024: Issued, Current. [certificate](https://openairdocs.org/files/sha256/d7/d6/d7d66fecb6afd4d088e1ca95d84e3ce0d7b3499ab7ef703bee73b2653e43c18e)

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