Castle Microwave is one of the UK's foremost suppliers of state-of-the-art microwave and optical devices. Our range of expertise covers components and subsystems used in today's modern military, space, telecommunication and optical systems. We offer a comprehensive range of engineering services, with an applications laboratory capable of microwave network and frequency analysis covering the range 10MHz to 40GHz. Castle hold an extensive stock of microwave and optical components which are offered on next day delivery to allow for fast design prototyping and rapid time to market production ramp up.