Ohm's and Kirchoff's Laws. Thevenin and Norton Equivalents. Linearity and Superposition. Energy storage elements. Linear and non-linear circuits with op-amps (operational amplifiers). Dependent sources. Active filters. Wideband and power amplifiers. Power supplies. Signal generators. Transmission lines. ADC (Analog-to-Digital Converters) and DAC (Digital-to-Analog Converters).