English

Principles And Practice Of Radio Servicing

CONTENTS Preface to the Second Edition v Preface to the First Edition vii Introduction 1 CHAPTER I Fundamentals of Magnetism and Electricity 3 Fundamentals of Magnetism — Fundamentals of Electricity — Problem to Demonstrate Use of the Formula — Parallel-series Circuits — Electromagnetism — Generation of Electric Current. CHAPTER II Fundamentals of Radio 20 Radio Wave — The Kennelly-Heaviside Layer — Fading — Inductance — Capacity — Condensers — Reactance — Impedance — Phase — Tuned Circuits — Selectivity — Coupling. CHAPTER III Radio Tubes 35 Operation of a Vacuum Tube — Fundamental Circuits of a Vacuum Tube — Symbols — Vacuum-tube Designations — Vacuum-tube Characteristics — Space Charge — Plate Resistance — Amplification Factor — Mutual Conductance or Transconductance — Conversion Conductance — Power Sensitivity — Theory of Power-detector Action — Theory of Amplifier Action — Tetrode or Screen-grid Tubes — Power Amplifier Pentodes — Supercontrol Radio-frequency Screen- grid Tubes — Pentodes Used as Audio-frequency Voltage Amplifiers — Mercury-vapor Rectifying Tubes — Pentode Output Tubes — Beam-power Output Tubes — Mixer Tubes — Electron Tuning Indicator Tubes. CHAPTER IV Test Eq

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