FAA · Supplemental Type Certificate
STC ST00673WI-D
Modification of Collins VHF-22A/VHF-22B VHF COMM Receiver Transmitter with CTL-22 Control Pro Line II System Installation to a Collins VHF-22C/VHF-22D VHF COMM Receiver Transmitter with CTL-22C Control 8.33 kHz Pro Line II System installation.
What is an STC?
A Supplemental Type Certificate authorizes a major modification or alteration to an FAA-certificated aircraft. STCs are how operators legally install new avionics, change fuel systems, add floats, swap engines, etc. — every change beyond a minor modification needs one.
Applicable aircraft (97)
- A53EU Aerospatiale (Societe Nationale Industrielle Aerospatiale) · ATR42-200
- A53EU Aerospatiale (Societe Nationale Industrielle Aerospatiale) · ATR42-300
- A53EU Aerospatiale (Societe Nationale Industrielle Aerospatiale) · ATR42-320
- A53EU Aerospatiale (Societe Nationale Industrielle Aerospatiale) · ATR42-500
- A53EU Aerospatiale (Societe Nationale Industrielle Aerospatiale) · ATR72-101
- A53EU Aerospatiale (Societe Nationale Industrielle Aerospatiale) · ATR72-102
- A53EU Aerospatiale (Societe Nationale Industrielle Aerospatiale) · ATR72-201
- A53EU Aerospatiale (Societe Nationale Industrielle Aerospatiale) · ATR72-202
- A53EU Aerospatiale (Societe Nationale Industrielle Aerospatiale) · ATR72-211
- A53EU Aerospatiale (Societe Nationale Industrielle Aerospatiale) · ATR72-212
- A53EU Aerospatiale (Societe Nationale Industrielle Aerospatiale) · ATR72-212A
- A33EU Avions Marcel Dassault - Breguet Aviation · Falcon 10
- A40EU Avions Marcel Dassault - Breguet Aviation · Mercure 100C
- A21NM Construcciones Aeronauticas S.A. · CN-235
- A21NM Construcciones Aeronauticas S.A. · CN-235-100
- A21NM Construcciones Aeronauticas S.A. · CN-235-200
- A43EU Construcciones Aeronauticas S.A. · C-212-CD
- A43EU Construcciones Aeronauticas S.A. · C-212-CE
- A43EU Construcciones Aeronauticas S.A. · C-212-CF
- A43EU Construcciones Aeronauticas S.A. · C-212-DE
- A43EU Construcciones Aeronauticas S.A. · C-212-DF
- A46EU Dassault Aviation · Mystere-Falcon 50
- A46EU Dassault Aviation · Mystere-Falcon 900
- A7EU Dassault Aviation · Fan Jet Falcon Series D
- A7EU Dassault Aviation · Fan Jet Falcon Series E
- A7EU Dassault Aviation · Fan Jet Falcon Series F
- A7EU Dassault Aviation · Fan Jet Falcon Series G
- A7EU Dassault Aviation · Mystere-Falcon 20 - C5
- A7EU Dassault Aviation · Mystere-Falcon 20 - D5
- A7EU Dassault Aviation · Mystere-Falcon 20 - E5
- A7EU Dassault Aviation · Mystere-Falcon 20 - F5
- A7EU Dassault Aviation · Mystere-Falcon 200
- A31SO Embraer - Empresa Brasileira de Aeronautica S.A. · EMB-120
- A31SO Embraer - Empresa Brasileira de Aeronautica S.A. · EMB-120ER
- A31SO Embraer - Empresa Brasileira de Aeronautica S.A. · EMB-120RT
- A-817 Fokker Services · F27 Mark 400
- A-783 Frakes Aviation · G-73
- A16NM Gulfstream Aerospace LP · 1125 Westwind Astra
- A16NM Israel Aircraft Industries Ltd. · 1125 Westwind Astra
- A2SW Israel Aircraft Industries Ltd. · 1124
- A2SW Israel Aircraft Industries Ltd. · 1124A
- 4A26 The Boeing Company · 707-300 Series
- 4A26 The Boeing Company · 707-300B Series
- 4A26 The Boeing Company · 707-300C Series
- 4A26 The Boeing Company · 707-400 Series
- A13NM Bombardier Inc. · DHC-8-100 Series
- A13NM Bombardier Inc. · DHC-8-200 Series
- A13NM Bombardier Inc. · DHC-8-300 Series
- A20EA Bombardier Inc. · DHC-7-100
- A20EA Bombardier Inc. · DHC-7-101
+ 47 more aircraft
Certification basis — 14 CFR
The STC PDF on drs.faa.gov is the authoritative document — it lists installation instructions, ICA requirements, and any limitations. Open PDF ↗