Gets or sets a value indicating that the message carries some indication about the type of transponder carried by the aircraft. Note that this is not set for plain Mode-S messages or ADS-B messages which are identical for all versions of ADS-B - it is only set when the message plainly indicates a particular version of ADS-B.

public Nullable<TransponderType> TransponderType { get; set; }

Public Property TransponderType As Nullable(Of TransponderType)
	Get
	Set

public:
property Nullable<TransponderType> TransponderType {
	Nullable<TransponderType> get ();
	void set (Nullable<TransponderType> value);
}

member TransponderType : Nullable<TransponderType> with get, set