Parametric Amplifiers

Jim Ftsk WASfiSO

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This book, the first on parametric amplifiers ior the ham, is written for the average amateur and explains in simple language how they work, how to build your own for the various UHF bands, and how to tune them up, Parametrics have helped UHF move into the space age, but don't forget that the first working parametric amplifier was built by WIFZi and worked on six meters. Order this book direct, $2.00 postpaid, or from your local parts distributor.

73 Magazine Peterborough, N. H.

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