Radio Receiver Projects You Can Build By Homer L Davidson __hot__ Today

Having read the original texts and many of his magazine columns, here is the "insider" advice Davidson repeats constantly:

Don’t roll your eyes. Davidson’s crystal set is not the weak, scratchy affair you remember from a middle school science fair. He shows you how to wind a high-Q coil on a toilet paper tube and use a genuine galena crystal (or a modern 1N34A diode) to pull in stations loud enough to drive old high-impedance headphones. It is "free power"—the ghost in the machine. Radio Receiver Projects You Can Build By Homer L Davidson

You can build 90% of the projects in "Radio Receiver Projects You Can Build by Homer L Davidson" for under $20 in parts (excluding the book). Most components—resistors, capacitors, potentiometers—cost pennies. Having read the original texts and many of

Marcus watched as Elias connected the 'A' and 'B' batteries—a heavy 6-volt lantern battery and a stack of 9-volts wired in series to provide the necessary 90 volts for the plates. It was a dangerous amount of voltage for a hand-wired breadboard, but it was necessary. It is "free power"—the ghost in the machine

The book is structured to lead a builder through increasingly complex designs. Some of the standout projects include: