Topics: Electronic communication, digital signal, analogue signal, digital modulation, analogue modulation, Shannon limit, ASK techniques, signal quantization, digital modulation techniques, bit rate, Nyquist sampling theorem, modulation index, radio wave propagation, radiation pattern, antenna efficiency, wave, antenna parameter

Topics: Limits, Continuity, differentiation, linear first order differential equations, partial and total derivatives of composite functions, vector algebra, Vector calculus, Directional derivatives, Cauchy-Riemann equations, initial value problems, magnification, rotation, harmonic functions, ordinary differential equations, Wronskian, harmonic function, Laurent series, Green's theorem