Fred's explanations are clear, readable, and friendly. Each project comes with a complete discussion of circuit theory, circuit board and parts placement layouts, excellent hints on building and testing each circuit, suggestions for packaging, and a complete parts list. Few things are as satisfying as when an electronic device you built yourself comes to life when you flip the On switch. You're guaranteed success with this essential book on your workbench!Chapter 1: A Telephone Hold Button Chapter 2: A Telephone Remote Ringer Chapter 3: A Telephone Recording Beeper Chapter 4: A Telephone FM Transmitter Chapter 5: A Telephone Line Analyzer Chapter 6: Two Simple Electronic Sirens Chapter 7: A Variable Frequency Audio Oscillator Chapter 8: Building a VOX (Voice Operated Switch) Chapter 9: A Nickel-Cadmium Battery Zapper Chapter 10: A Multi-purpose Digital Tester Chapter 11: 3-1/2 Digit Module Applications Chapter 12: More 3-1/2 Digit Module Applications Chapter 13: A Digital Thermometer Chapter 14: A Talking Alarm Clock Chapter 15: A DC Digital Voltmeter Chapter 16: A Digital Multimeter Kit Chapter 17: A Transistor/Diode Tester Chapter 18: Quick Tracey, the Semiconductor Sleuth Chapter 19: Digital Voltmeter Capacitance Adapter Chapter 20: A Function Generator Chapter 21: Measuring Inductance with Quick Henry Chapter 22: A Deluxe Timebase Fred Blechman is a former U.S. Navy F4U Corsair fighter pilot and has written over 665 magazine articles and six books about electronics, microcomputers, and flying since 1961. He has this to say about this, his most recent, book:In later years my lack of fear of electronics led me into microcomputers. I immediately began to write magazine articles and books using simple word-processing instead of fighting a typewriter. If the computer wlCD