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Semiconductor Diodes and Applications p-n junction diode, Characteristics and parameters, Diode approximations, DC load line, Temperature dependence of p-n characteristics, AC equivalent circuits, Zener diodes, Half-wave diode rectifier, Ripple factor, Full-wave diode rectifier, Other full-wave circuits, Shunt capacitor - Approximate analysis of capacitor filters, Power supply performance, Zener diode voltage regulators, Numerical examples as applicable.Transistors Bipolar junction transistor, Transistor voltages and currents, Amplification, Common base, Common Emitter and Common Collector Characteristics, DC load line and bias point. Biasing MethodsBase bias, Collector to base bias, Voltage divider bias, Comparison of basic bias circuits, Bias circuit design, Thermal stability of bias circuits (Qualitative discussions only). Other DevicesSilicon Controlled Rectifier (S.C.R.), SCR control circuits, More S.C.R. applications ; Unijunction transistor, UJT applications, Junction field effect transistors (Exclude fabrication and packaging), JFET characteristics, FET amplifications, Numerical examples as applicable.Amplifiers and OscillatorsDecibels and half power points, Single stage CE amplifier and capacitor coupled two stage CE amplifier (Qualitative discussions only), Series voltage negative feedback and additional effects of negative feed back (Qualitative discussions only), The Barkhausen criterion for oscillations, BJT RC phase shift oscillator, Hartley Colpitts and crystal oscillator (Qualitative discussions only,) Numerical problems as applicable.Introduction to Operational Amplifiers Ideal Op-amp, Saturable property of an Op-amp, Inverting and noninverting Op-amp circuits, Need for Op-amp, Characteristics and applications - Voltage follower, Addition, Subtraction, Integration, Differentiation ; Numerical examples as applicable, Cathode Ray oscilloscope (CRO).Communication SystemsBlock diagram, Modulation, Radio systems, Superhetrodyne receivers, Numerical examples as applicable.Number SystemsIntroduction, De