TY - BOOK AU - Webb,John . TI - Industrial control electronics SN - 0675208971 (pbk) U1 - 621.3815 PY - 1990/// CY - Columbus PB - Merrill Pub. Co KW - Electrical engineering KW - Electronic control KW - Control electronics KW - Electrical control devices KW - Control diagrams KW - Solid state devices KW - operational amplifiers KW - IIMC ER -