Operation amplifiers: linear and non-linear applications, introduction to negative feedback, bandwidth.Digital circuits: NAND/NOR digital circuit implementation. SR, JK, D and T flip-flops - Shift registers - synchronous, asynchronous and cascaded counters.Logic Families (CMOS/TTL): Logic levels, noise margins, rise & fall times, fan in/out.Network Theorems: Superposition; Thevenin’s; Norton’s; maximum power transfer.Electrical Machines: Electromagnetics, components; principle of operation. Three-phase Systems: balanced three-phase systems; star and delta connections; relationship between phase and line quantities.