VH-ESM Gates Learjet 35A (MSN 35A-611) owned by Raytheon Australia, at RAAF Pearce – Wed 22 April 2015. Callsign ‘SHADOW’, landing after an EWTS (Electronic Warfare Training and Simulation) mission off the WA coast, in support of the Royal Australian Navy. The aircraft is modified for the role with missile and air-intercept radar threat simulators, radar and communications jammers, chaff deployment systems and mission recording equipment. Photo © Geoff Selby