The Bombardier DTCC742A is an avionics device manufactured by Bombardier.Specifically,it is a Digital Communications Control Unit,which is mainly used to control various communication systems on the aircraft,including very high frequency(VHF),high frequency(HF),satellite communications,etc.
Product characteristics
Versatility:DTCC742A can control a variety of communication systems,providing flexible communication solutions.
High reliability:As an avionics device,DTCC742A must have extremely high reliability to ensure flight safety.
Modular design:Modular design is easy to maintain and upgrade.
Compliance with aviation standards:The product complies with the relevant avionics standards,such as DO-178C.
Interface type:ARINC 429,ARINC 629,RS-232,etc
Operating voltage:28V DC
Size and weight:varies depending on installation location and function
Environmental adaptability:able to adapt to environmental conditions such as temperature,humidity and vibration in the aircraft cabin
Product application
DTCC742A is mainly used in commercial and military aircraft to manage and control the aircraft’s communication systems.Specific applications include:
VHF communication:Used for voice communication with ground control consoles and other aircraft.
High frequency communication:used for long-range flight or special communication needs.
Satellite communications:for aerial Internet access,data transmission,etc.
Data link communication:Used for data exchange with air traffic control systems.
Bombardier brand introduction
Bombardier,a Canadian multinational corporation,is one of the world’s leading manufacturers of aerospace and transportation equipment.The company produces various types of aircraft,including commercial jets,regional jets,business jets and fighter jets.In addition,Bombardier also produces rail cars,subway cars,etc.







