A shortwave radio, without use of satellites, will receive commercial free foreign government supported English language radio programs from thousands of miles away! Shortwave radios can be built at home in a time period of a few hours to a few weeks. This book contains over one hundred illustrations. Written for both the expert and the novice, it provides information for understanding how the radios work, for obtaining the necessary parts, and for constructing the radios. Shortwave radios were first developed in the 1930s and new designs can be built to resemble radios of that era.The most commonly used gain setting of the circuit in Figure 5-14 is 60 DB. As mentioned in the section on the ... Figure 5-15 shows a high gain audio amplifier using a pentode tube with a transistor active plate load. The transistor does notanbsp;...
|Title||:||The New Radio Receiver Building Handbook|
|Author||:||Lyle Russell Williams, Bsee Lyle Russell Williams|
|Publisher||:||Lulu.com - 2006-09-01|