ARRL

Register Account

Login Help

  • Buying Your First Radio

    The American Radio Relay League (ARRL) is the national association for amateur radio, connecting hams around the U.S. with news, information and resources. Learn More

  • Rail Riding Radio

    The American Radio Relay League (ARRL) is the national association for amateur radio, connecting hams around the U.S. with news, information and resources. Learn More

  • Band-Pass Filters for HF Transceivers

    O ne of the more aggravating aspects of competitive Amateur Radio operation comes when you're all set up for Field Day or a DX contest in a multiple-transmitter ... Learn More

  • ARRL UHF and Above Contest Details

    Remotely operated stations are fixed stations at the location of the radio equipment and their contest participation are governed by the fixed station rules. ( ... Learn More

  • Introducing: The AM Radio Network

    Many musicians swear by vacuum-tube guitar amplifiers and loudspeaker units like the “Leslie” revolving speaker used on the Hammond organ in many rock bands. Learn More

  • World Radio Labs Founder Leo Meyerson, W0GFQ (SK)

    Apr 15, 2011 ... The American Radio Relay League (ARRL) is the national association for amateur radio, connecting hams around the U.S. with news, ... Learn More

  • ZC4 — The Other Cyprus

    The American Radio Relay League (ARRL) is the national association for amateur radio, connecting hams around the U.S. with news, information and resources. Learn More

  • 2018 ARRL Straight Key Night

    Jan 6, 2018 ... The American Radio Relay League (ARRL) is the national association for amateur radio, connecting hams around the U.S. with news, ... Learn More

  • 2005 ARRL January VHF Sweepstakes

    Jan 24, 2005 ... The American Radio Relay League (ARRL) is the national association for amateur radio, connecting hams around the U.S. with news, ... Learn More

  • ARRL Letter

    Aug 19, 2021 ... A request has been posted to keep these primary International Amateur Radio Union (IARU) Region 2 emergency frequencies clear: 3750 kHz, 7150 ... Learn More

NEW TO ARRL

IN THE ARRL STORE

EXPLORE ARRL

Instragram     Facebook     Twitter     YouTube     LinkedIn
Copyright © 2026 The American Radio Relay League, Inc. All rights reserved. Reproduction of material from any ARRL web page without written permission is strictly prohibited.