ISRO Electronics & communications useful for BARC, SAIL, AAI, BEL, CIL & Other PSUs, Previous Questions with solutions, ISRO Electronics & communications useful for BARC, SAIL, AAI, BEL, CIL & Other PSUs. This books contains the Previous Questions with Solutions arranged in Subjectwise. The Covering Subjects are Network Theory, Signals& systems, analog circuits, digital circuits, microprocessors, control systems, electronic devices &VLSI, Electromagnetic theory, communication systems, microwave engineering, Electronic Measurements, & instrumentation, Materials Science, power electronics, Electrical Machines, Computer Engineering, Mathematics, Miscellaneous, general English, general Aptitude, Current Affairs (2001-2015), General knowledge, Science and technology, Geography, History, Polity, Economy, BARC-2016, NPCIL-2015, BEL-2015, AAI-2015, SAIL-2014, ISRO-2017 (December)