 As built, the decoy system comprises two BAE Systems Shield Mark 2 decoy launchers which fire chaff to and infrared rockets to in distraction, confusion and centroid seduction modes.The torpedo decoy is the AN/SLQ-25A Nixie towed acoustic decoy from Argon ST.The ship's radar warning receiver, the CANEWS (Canadian Electronic Warfare System), SLQ-501, and the radar jammer, SLQ-505, were developed by Thorn and Lockheed Martin Canada.