Introduction 1 Introduction to Rf electronics 2 Ef components and tuned circuits 3 Variable capacitors in RF circuits 4 Winding your own coils 5 Radio receivers:Theory and projects 6 Direct-conversion radio receivers 7 RF amplifier and preselector circuits 8 Building IF amplifiers 9 Interpretiong radio receiver specifications 10 Building signal-generator and oscillator circrits 11 Rf directional couplers 12 the Rf bybrid cupler 13 Building simple VLF radio receivers 14 What’s that mess coming from my receiver 15 Filtering circuits against EmI 16 Measuring inductors and capacitors at RF frequencies 17 Building and using the RF noise bridge …… 24.Time-domain reflectometry on a budget 25 Solving frequency drift problems 26 The xmith chart 27 Detector and demodulator circuits Index About the author