organised by Professional Group E12(Microwave devices and techniques) Professional Groups E12 (Microwave devices and techniques) Professional Group E12(microwave devices and techniques) : Organised by Professional Groups E12 (Microwave devices and techniques) & S4 (Measurements) organised by professional Group E12 (Microwave Devices and Techniques), Electronics Division, IEE. organised by Professional Group Committee C7 (Control Techniques) organised by professional Group C7 (Control Techniques) organized by Professional Group Committee C7(control techniques). organised by Professional Group C7 (Control Techniques) organised by Professional Group C6 (Microprocessor Applications)