TY - BOOK AU - Kennedy, George AU - TI - Electronic Communication system U1 - 621.39 PY - 1970/// CY - Tokyo PB - McGraw-Hill KW - communication systems KW - Communication system KW - Electronics KW - Amplifiers- electronics KW - Cybernetics KW - digital electronics KW - Electric conductors KW - Electronic circuits KW - Semiconductors KW - Superconductors KW - Transistors KW - Microelectronics KW - Semiconductor KW - Engineering KW - Technology ER -