ARRL

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Radio Technology Topics

Introduction

Amateur Radio has always developed hand in hand with electronics and radio technology. In this area, we provide some introduction and a lot of links to reference information drawn from ARRL publications and other sources.

Browse selected topics below or choose from the menu of available topics at the left.

  • Safety

    Make sure you're as safe as you can be while putting up your rig. Learn More

  • Circuit Construction

    Make sure you're building your circuits the right way we offer some good advice. Learn More

  • Modes and Systems

    Find out about the different modes and systems available for Amateur Radio. Learn More

  • RF and AF Filters

    Interference is something that all hams may run into, find out how to handle it. Learn More

  • Propagation of RF Signals

    How signals travel beyond line of sight. Learn More

  • Servicing Equipment

    An important part of amateur radio is the ability to troubleshoot and fix station equiment when needed. Learn More

  • Technical Specialties

    Vintage, AM,SSTV, DFing, LF, and ATV. Learn More

  • DSP-Digital Signal Processing

    Learn how radios use DSP instead of analog circuitry. Learn More