RF Engineering

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RF Basics

Frequency and Wavelength relationship - <math> \lambda f = c </math>

Power Density - <math> S(W/m^2) = \frac{P}{4 \pi r^2} </math>

Line of sight distance to horizon - <math> d \approx \sqrt{ 2 r h} </math>

<math> d(mi) \approx \sqrt{2 h(ft)} </math>

Waveguide

Seminal book is the Waveguide Handbook by Marcuvitz

Paper discussing theory of bent waveguides - [1]

Waveguide Characteristics - File:Waveguide Characteristics.xlsx

System Design

W/V-Band RF Propagation Experiment Design - [2]

Measurements of Ocean Surface Scattering Using an Airborne 94-GHz Cloud Radar: Implication for Calibration of Airborne and Spaceborne W-band Radars - [3]

Mixers

Tutorial on the Double Balanced Mixer - [4]

Couplers and Hybrids

RF Directional Couplers and 3dB Hybrids File:RF Directional Couplers and 3dB Hybrids.pdf

Advanced Concepts

Spatio-temporal wavefront shaping in a microwave cavity - [5]

ADC and Down-conversion

Introduction to ADC (A/D) capture and digital down-conversion File:RF applications in digital signal processing.pdf

Sampled Data Systems File:MixedSignal Sect2.pdf

ADC Noise Floor Calculations - File:10.1.1.558.6327.pdf

Application Note on FMCW (LFM) complex-baseband architectures - File:Spyy007.pdf

DDS

Removal of DDS Spurs - [6]