ARRL

Transmatch/Antenna Tuner

Introduction

With proper system design, an antenna tuner or transmatch can allow a non-resonant antenna to operate nearly as efficiently as one that is carefully cut to resonance.  These articles and links will help you understand what needs to be done to  make and use effective an antenna system using a transmatch.

Articles

Web Links

Kevin W9CF has a nifty transmatch simulator—not only does it have an auto-tune function, but it calculates the loss in the tuner!