Profile: Ferranti Technologies (Group) Ltd. supplies products and services to the aerospace and defence markets. Our power & control products include converters, inverters, transformer rectifier units, battery charger & battery charger rectifier units, power supplies, control systems and power systems. DC - DC converter take aircraft, vehicle or ship derived DC power and provide a pre-determined steady state DC output. The typhoon DC750 is designed to maintain a 28V DC output from an input that can be as low as 9V. This is primarily to maintain the DC critical bus during APU start from the main aircraft battery. Our solutions are suitable for fixed & rotary wing aircraft and include integrated cockpits, avionic systems, electro-optic combat systems, helmet mounted displays, mission computers, cockpit management systems and smart munitions kits.