Hamology, amateur radio... the answers

The companion to "Hamology, amateur radio... the course", here are all the answers to example and test questions in the course book. These two books together, form a powerful learning tool! Yes, essential for studying your 'ham' license. Or, if you are a school or college physics or engineering student - or, simply curious, and want to become an 'expert' in electronics and in what makes things 'tick' - this book competes an invaluable resource!