Radiocommunication system for aircraft

A radiocommunication system for aircraft, said radiocommunication system (S1 to S5) comprising:

• radiocommunication means (3 to 6) which are intended for voice transmission and digital data transmission, each of said radiocommunication means (3 to 6) comprising a radiofrequency interface means (3A to 6A) and being able to be used in transmit and receive modes;
• and
• a main interface module (7) which is unique and which is constructed in such a way as to handle the processing of the interfaces of all said radiocommunication means (3 to 6), by handling the acquisition and sending of signals to at least one device external to said radiocommunication system (S1 to S5),
• wherein it also comprises at least one and no more than two radiocommunication units (U1 to U4), and signal processing means (MTS) which are associated with said radiofrequency interface means (3A to 6A), and the set of said radiocommunication means (3 to 6) of the cockpit of the aircraft, said main interface module (7) and said signal processing means (MTS) are all arranged in said radiocommunication unit (U1 to U4) which is integrated in a single box.