• A how-to guide to RF circuitry, chock full of projects and experiments for anyone interested in the uses and applications of radio frequency. • SShows electronics enthusiasts how to design and build radio receiver circuits, RF bridges, amplifiers, receiver preselectors, simplified spectrum analyzers, and time domain reflectometers. • Includes new chapters on demodulator circuits, vectors for RF circuits, measuring L-C circuits,and filtering circuits against EMI. • Includes part lists and component sources.

Table of Contents:
Chapter 1: Introduction to RF electronics. Chapter 2: RF components and tuned circuits. Chapter 3: Variable capacitors in RF circuits. Chapter 4: Winding your own coils. Chapter 5: Radio receivers: Theory and projects. Chapter 6: Direct-conversion radio receivers. Chapter 7: RF amplifier and preselector circuits. Chapter 8: Building IF amplifiers. Chapter 9: Interpreting radio receiver specifications. Chapter 10: Building signal-generator and oscillator circuits. Chapter 11: RF directional couplers. Chapter 12: The RF hybrid coupler. Chapter 13: Build simple VLF radio receivers. Chapter 14: What's that mess coming from my receiver? Filtering circuits against EMI. Chapter 15: Measuring inductors and capacitors at RF frequencies. Chapter 16: Building and using the RF noise bridge. Chapter 17: Vectors for RF circuits. Chapter 18: Impedance matching: Methods and circuits. Chapter 19: Using the double-balanced mixer (DBM). Chapter 20: PIN diodes and their uses. Chapter 21: UHF and microwave diodes, transistors, and integrated circuits. Chapter 22: LC RF filter circuits. Chapter 23: Time-domain reflectometry on a budget. Chapter 24: Solving frequency drift problems. Chapter 25: The Smith chart. Chapter 26: Detector and demodulator circuits.