TY - BOOK AU - Annapurna Das AU - Sisir K. Das TI - Microwave engineering SN - 74635778 CY - New Delhi KW - Electromagnetic waves KW - Microwave engineering KW - Radiation -- Microwave KW - Trnasmission lines -- Microwave KW - Vacuum tube device -- Microwave N1 - Includes bibliographical references and index ER -