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Ham Radio: Simplified - Softcover

 
9781888740004: Ham Radio: Simplified

Inhaltsangabe

A perfect gift or companion for Hams-to-be, new Hams, old Hams, young Hams, or just downright confused Hams. Lots of illustrations, definitions, and examples make hamming easy and fun. A great learning tool both before and after the exam. A non-technical guide on how to choose a radio, set up a station, put up an antenna, talk on the air for the first time, and how to use packet, Morse Code, SSTV, RTTY, and more. Whether you'd like to markedly improve your own skill level, or the skill level of your students, this book will help you.

Easy-to-understand, Ham Radio: Simplified was written expressly for new or confused hams. It details basics often not covered in the classroom curriculum and clearly defines common practices and protocols the new ham will encounter when on-the-air. No- nonsense explanations help you grasp difficult concepts with greater ease. After reading this book you'll approach your exam or your radio with confidence and enthusiasm.

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Über die Autorin bzw. den Autor

Starting at the age of 10, Kevin Cornwell began to drive his sister into the Twilight Zone with the constant squawks and hiss of his HeathKit amateur radio. After studying the theory and study Morse Code practice, Mr. Cornwell jumped in with both ears and earned his General class license when he was 13. He's held the license N6ABW ever since.

In addition to a year on the Marshall Islands as KX6OH, Mr. Cornwell has operated abroad in England (G) and Cyprus (5B4). Mr. Cornwell keeps active on all lowbands, 2-meters, digital modes, SSTV, and enjoys chasing DX. His enthusiasm for the hobby has infected his family with his wife, father, mother, and daughter licensed or studying for their license. While tutoring his family members, he recognized the need for a simplified guide to the daily operating practices of ham radio and wrote Ham Radio: Simplified.

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Chapter 5 -- Rabbit Ears. A good antenna is the real measure of a well-built Amateur Radio station. It makes little difference how much you spend on your radio, what features it boasts, or how big your amplifier is -- if you antenna doesn't work. In fact, a correctly installed antenna will go farther than any other piece of gear toward improving the performance of your station. An antenna, in order to radiate your signal, must be the proper size. You can't pour a gallon of water in a cup and not expect to lose any.

If your antenna is shorter than your signal, then part of the signal will have nowhere to go and will be reflected back. If your antenna is too long, your signal won't know what to do with the extra space, but it'll try to use it up. Once again, the extra will get reflected back. Like the glass of water, you'll lose some of your signal, except, unlike the water where the extra just spills on the floor, the lost signal has nowhere to go but backwards into your radio. Your transmitter isn't designed to absorb this reflected signal. If the reflection is strong enough, it will burn out (melt) the transmitter.

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