BTECH-EC-6-SEM-DIGITAL-COMMUNICATION-NEC-602-2016 BTECH-EC-6-SEM-DIGITAL-SIGNAL-PROCESSING-NEC-011-2016 BTECH-EC-6-SEM-INTEGRATED-CIRCUIT-TECHNOLOGY-NEC-603-2016 BTECH-EC-6-SEM-MICROCONTROLLER-AND-ITS-APPLICATIONS-MEC-022-2016 BTECH-EC-6-SEM-MICROWAVE-ENGINEERING-NEC-601-2016