FAA-listed STC holder

Avionics Design Services Ltd. STCs

The Jun 30, 2026 FAA DRS snapshot lists 18 selected supplemental type certificates with status Current under Avionics Design Services Ltd.. The records span 35 public aircraft directories and 5 modification categories. This is a research directory, not a claim that any specific kit or service is currently offered.

listed Current at snapshot

aircraft directories

modification categories

Jun 26, 2025

latest recorded revision

Recently revised records

Showing the 18 most recently revised records. Category directories provide the complete paginated discovery path.

18 displayed records.

Search every indexed record for this holder. The table below contains the recently revised records shown on this page.

Avionics Design Services Ltd. supplemental type certificates, aircraft applicability, source status and dates
STC and modification	Aircraft / model / TC	Source status and dates	Holder and authority
ST03381NY Installation of Apple iPad EFB Provisions. Other aircraft modifications View record	Boeing 737-200 SeriesTC A16WE Boeing 737-200C SeriesTC A16WE Boeing 737-300 SeriesTC A16WE Boeing 737-400 SeriesTC A16WE Boeing 737-500 SeriesTC A16WE Boeing 737-600 SeriesTC A16WE Boeing 737-700 SeriesTC A16WE Boeing 737-800 SeriesTC A16WE	Current at cited snapshot Revised Jun 26, 2025 Application: Jun 28, 2013	FAA holder: Avionics Design Services Ltd. FAA authority record
ST00045IB Installation of the NAT N301A Audio Panel. Other aircraft modifications View record	Viking Air CL-215-6B11 (CL-215T Variant)TC A14EA	Current at cited snapshot Revised Jul 11, 2022 Application: May 10, 2022	FAA holder: Avionics Design Services Ltd. FAA authority record
ST00040IB Installation of the NAT N301A-021 Audio Panel. Other aircraft modifications View record	Viking Air CL-215-6B11 (CL-215T Variant)TC A14EA	Current at cited snapshot Revised Jun 21, 2022 Application: May 5, 2022	FAA holder: Avionics Design Services Ltd. FAA authority record
ST04603NY Installation of NAT N301A-021 Audio Panel. Other aircraft modifications View record	Viking Air CL-215-6B11 (CL-215T Variant)TC A14EA	Current at cited snapshot Revised Mar 9, 2021 Application: Jan 11, 2021	FAA holder: Avionics Design Services Ltd. FAA authority record
ST04424NY Installation of a NAT N301A-021 Audio Panel. Other aircraft modifications View record	Viking Air CL-215-6B11 (CL-215T Variant)TC A14EA	Current at cited snapshot Revised Dec 9, 2019 Application: Oct 22, 2019	FAA holder: Avionics Design Services Ltd. FAA authority record
ST04432NY Installation of a NAT N301A-021 Audio Panel. Other aircraft modifications View record	Viking Air CL-215-6B11 (CL-215T Variant)TC A14EA	Current at cited snapshot Revised Dec 9, 2019 Application: Oct 22, 2019	FAA holder: Avionics Design Services Ltd. FAA authority record
ST04398NY Installation of the NAT N301A-021 Audio Panel. Other aircraft modifications View record	Viking Air CL-215-6B11 (CL-215T Variant)TC A14EA	Current at cited snapshot Revised Oct 10, 2019 Application: Jul 2, 2019	FAA holder: Avionics Design Services Ltd. FAA authority record
ST03953NY Installation of the Dual Battery Engine Start System. Engine and powerplant View record	Bombardier DHC-8-101TC A13NM Bombardier DHC-8-102TC A13NM Bombardier DHC-8-103TC A13NM Bombardier DHC-8-106TC A13NM Bombardier DHC-8-201TC A13NM Bombardier DHC-8-202TC A13NM Bombardier DHC-8-301TC A13NM Bombardier DHC-8-311TC A13NM Bombardier DHC-8-315TC A13NM	Current at cited snapshot Revised Sep 13, 2017 Application: Aug 23, 2017	FAA holder: Avionics Design Services Ltd. FAA authority record
ST03318NY Installation of Apple iPad Class 2 EFB. Other aircraft modifications View record	Bombardier DHC-8-101TC A13NM Bombardier DHC-8-102TC A13NM Bombardier DHC-8-103TC A13NM Bombardier DHC-8-106TC A13NM Bombardier DHC-8-201TC A13NM Bombardier DHC-8-202TC A13NM Bombardier DHC-8-301TC A13NM Bombardier DHC-8-311TC A13NM Bombardier DHC-8-315TC A13NM Bombardier DHC-8-400TC A13NM Bombardier DHC-8-401TC A13NM Bombardier DHC-8-402TC A13NM	Current at cited snapshot Revised Aug 13, 2013 Application: Oct 18, 2011	FAA holder: Avionics Design Services Ltd. FAA authority record
ST03119NY Installation of a Kannad ELT system. Safety and emergency equipment View record	Bombardier CL-600-2B16 (CL-604)TC A21EA	Current at cited snapshot Revised Feb 27, 2012 Application: Feb 1, 2012	FAA holder: Avionics Design Services Ltd. FAA authority record
ST02960NY ARTEX C406-1 emergency locator transmitter system Installation in accordance with Avionics Design Services Ltd. Master Drawing List MDL 10091, Revision N/C, dated December 23, 2010, or later Transport Canada approved revision. Avionics View record	Bombardier CL-600-2B19 (Regional Jet Series 100)TC A21EA Bombardier CL-600-2B19 (Regional Jet Series 440)TC A21EA	Current at cited snapshot Revised May 3, 2011 Application: Jan 10, 2011	FAA holder: Avionics Design Services Ltd. FAA authority record
ST02731NY Avionics Upgrade. Avionics View record	Bombardier CL-600-2B19 (Regional Jet Series 100)TC A21EA Bombardier CL-600-2B19 (Regional Jet Series 440)TC A21EA	Current at cited snapshot Revised Sep 17, 2009 Application: May 13, 2009	FAA holder: Avionics Design Services Ltd. FAA authority record
ST02352NY The installation of a Honeywell KGP 860 Class B GA-EGPWS. Other aircraft modifications View record	Learjet 55TC A10CE	Current at cited snapshot Revised Mar 19, 2007 Application: Nov 30, 2006	FAA holder: Avionics Design Services Ltd. FAA authority record
ST02283NY Installation of Artex Emergency Locator Transmitter (ELT) C406. Safety and emergency equipment View record	Bombardier Aerospace CL-600-1A11 (CL-600)TC A21EA Bombardier Aerospace CL-600-2A12 (CL-601)TC A21EA Bombardier Aerospace CL-600-2B16 (CL-601-3A)TC A21EA Bombardier Aerospace CL-600-2B16 (CL-601-3R)TC A21EA Bombardier Aerospace CL-600-2B16 (CL-604)TC A21EA	Current at cited snapshot Revised Jul 28, 2006 Application: Jun 21, 2006	FAA holder: Avionics Design Services Ltd. FAA authority record
ST02158NY Installation of Artex ELT C406. Safety and emergency equipment View record	Learjet 35TC A10CE Learjet 35A (C-21A)TC A10CE Learjet 36TC A10CE Learjet 36ATC A10CE	Current at cited snapshot Revised Sep 21, 2005 Application: Aug 25, 2005	FAA holder: Avionics Design Services Ltd. FAA authority record
ST01173NY Installation of Electronic Standby Instrument system. Avionics View record	Bombardier BD-700-1A10TC T00003NY	Current at cited snapshot Revised Aug 18, 2003 Application: Dec 3, 1999	FAA holder: Avionics Design Services Ltd. FAA authority record
ST01656NY Installation of Single/Dual Collins GNS-4000 per Avionics Design Services Ltd. Master Drawing List 99009 latest FAA approved revision. Avionics View record	Bombardier CL-600-2B19 (Regional Jet Series 100)TC A21EA	Current at cited snapshot Revised Apr 9, 2003 Application: Feb 24, 2003	FAA holder: Avionics Design Services Ltd. FAA authority record
ST01435NY Installation of Avionics Upgrade consisting of Dual VHF-22C Communication System, Dual VIR-32 Navigation System, APX-100 IFF Transponder, LST-5C SATCOM, AN/ARC-182 UHF Transmitter/Receiver, and TX-970 TACAN/DME. Approved for serial number 076 ONLY. Aircraft connectivity View record	Bombardier-Rotax GmbH DHC-7-102TC A20EA	Current at cited snapshot Revised Dec 28, 2001 Application: Not listed	FAA holder: Avionics Design Services Ltd. FAA authority record

Avionics Design Services Ltd. STCs

Modification mix

Aircraft represented

Recently revised records

Installation of Apple iPad EFB Provisions.

Installation of the NAT N301A Audio Panel.

Installation of the NAT N301A-021 Audio Panel.

Installation of NAT N301A-021 Audio Panel.

Installation of a NAT N301A-021 Audio Panel.

Installation of a NAT N301A-021 Audio Panel.

Installation of the NAT N301A-021 Audio Panel.

Installation of the Dual Battery Engine Start System.

Installation of Apple iPad Class 2 EFB.

Installation of a Kannad ELT system.

ARTEX C406-1 emergency locator transmitter system Installation in accordance with Avionics Design Services Ltd. Master Drawing List MDL 10091, Revision N/C, dated December 23, 2010, or later Transport Canada approved revision.

Avionics Upgrade.

The installation of a Honeywell KGP 860 Class B GA-EGPWS.

Installation of Artex Emergency Locator Transmitter (ELT) C406.

Installation of Artex ELT C406.

Installation of Electronic Standby Instrument system.

Installation of Single/Dual Collins GNS-4000 per Avionics Design Services Ltd. Master Drawing List 99009 latest FAA approved revision.

Installation of Avionics Upgrade consisting of Dual VHF-22C Communication System, Dual VIR-32 Navigation System, APX-100 IFF Transponder, LST-5C SATCOM, AN/ARC-182 UHF Transmitter/Receiver, and TX-970 TACAN/DME. Approved for serial number 076 ONLY.