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Article shows how to develop a good external ground system to complete your station's protection.

Technical questions answered about grounding techniques, in pdf file

ARRL Laboratory Expanded Test-Result Report Kenwood TS-2000 prepared by American Radio Relay League, Inc. Technical Department Laboratory in pdf format

Members only techical pages about Sloper antennas

Explains the Federal Communications Commission (FCC) vanity call sign program, outlining the specific rules and procedures for amateur radio operators in the United States to obtain a personalized call sign. It details the eligibility requirements based on license class, the application process using FCC Form 605, and the various group formats (e.g., _1x2_, _2x1_, _2x2_) available to different license classes, such as Extra and Advanced. The resource clarifies the priority system for vanity call sign requests, including previous holders and close relatives, and discusses the typical processing times for applications. It also provides insights into how the FCC assigns available call signs and offers practical advice for increasing the likelihood of securing a desired call, referencing the _ARRL Letter_ for updates.

A direct drive ring radiator antenna for the 40 meters band by W6WYQ QST article.

If you are looking for an easy antenna for your favorite band, you can't go wrong with an halfwavelenght dipole, all you need is 3 insulators and some wire

N1TEV high performace regenerative receiver design

Assorted Grounding Hints and Kinks and Technical Correspondence, Grounding Techniques, Conductivity in the Cold, Cold Ground, Is Your Radio Equipment REALLY Grounded?

GRIDX, a BASIC program that calculates grid squares and Great Circle headings and grid.exe, a grid locator calculator

ARRL pdf file on how remove car noise from your radio. Modern vehicles are RF noisy environments. Come learn how to identify and silence yor mobile noise sources, by WA6PDP

ARRL W1AW Bulletins are spread via internet and on the airwaves, in a variety of modes SSB, FM voice, CW, RTTY, MFSK16, and PSK31. W1AW publishes general interest bullettins as well as propagation reports,satellite and dx news.

Members only articles on HF mobile antennas, includes an interesting RV antenna with a 5 bands coverage, and another similar antenna for camper.

Welcome to Amateur Radio (HAM RADIO), by ARRL. A good Starting point for novices.

ARRL index of document about trapped antennas and notes on traps usage

US Amateur Radio Band Plans by ARRL

Simple implementation of the ARRL Antenna Book design equations for the axial-mode helical antenna.

The ICOM IC-7300 is a cutting-edge HF transceiver that has garnered significant attention since its release. This review, published by ARRL in QST, provides an in-depth analysis of its features, performance, and usability. The IC-7300 is known for its direct sampling technology, which enhances its sensitivity and selectivity, making it a favorite among amateur radio operators. The review covers various aspects, including the user interface, audio quality, and overall operational capabilities, providing valuable insights for both new and experienced hams. In addition to its technical specifications, the review discusses the IC-7300's performance in real-world scenarios, such as DXing and contesting. It highlights the transceiver's ability to handle weak signals and its versatility across different modes. The review serves as a helpful guide for those considering the IC-7300 for their station, offering a balanced perspective on its strengths and potential drawbacks. Overall, this review is an essential resource for anyone interested in the ICOM IC-7300 and its place in the amateur radio landscape.

ATV Club in Arizona, ARRL affiliate

Here is how to adjust this popular tuner circuit so it transfers maximum power to your antenna without going snap

Here is a very simple and practical way to make a short but efficient 40-meter dipole. The K4VX Linear-Loaded Dipole for 7 MHz

Comprehensive ARRL contest calendar, includes rules sopbox web reports and QST results. Contest Corral include non-ARRL contests schedule for coming months.

This page will help you find a US amateur license exam session near you.

ARRL web site International Call-Sign Prefix Allocations

Band-pass filters can be critical components in competitive stations. This setup may help put your station on the map.

by Dr. D.T. Emerson, National Radio Astronomy Observatory (NRAO++). Antenna Compendium Volume 4, pp 64-68, 1995, published by the ARRL.

The AMRAD Active LF Antenna. You can tune into LF activity with this easy-tobuild and erect active antenna. As a bonus, you get MF and HF coverage, to not to mention world-class performance

This attenuator is worth your attention. Built like the proverbial brick outhouse, it's one you can easily duplicate by N9SFX Pdf file

A Comprehensive roundup of the most popular QRP transceiver kits on the market in recent years in PDF format

D-star technical requirements and documentation

A different approach can help you optimize attic-bound aerial by W6HPH

The current ARRL DXCC country list by Bill Brelsford, K2DI

What Amateur Radio (ham radio) is. How to get started in ham radio. License requirements. Where to find instructions.

Amateur Prefix Maps by UT0UM updated with ARRL DXCC and ITU changes, available for download in PDF

A Study of Amateur Radio Gender Demographics. How many ham radio operators in the usa ? Estimated Number of Hams in Each State, by Gender

High speed silicn diodes work well as RF switches. This article describes how to use diodes for selecting two or more filters ARRL QST article by W1FB

Moon bounce EME, meteor scatter and weak signal operations, introduction by ARRL.

This simple circuit is intended for older Kenwood radios and was presented in chapter 22 of the ARRL Handbook.

ARRL page on SDR technology

WAS Map, worked all States by ARRL

This design was adapted from an article in the ARRL Handbook and built with simplicity and duplicity in mind. This antenna is a vast improvement over a standard dipole with a forward gain of around 8db with a front to back ratio of 10db.

Wireless radios from all eras Operating ham station - W1FGM Rivals museum at ARRL Hq.

Must modern HF transceivers be treated as black box appliances? VE1FA doesn’t think so, and his experience with the Kenwood TS-850SAT bears him out.

ARRL comparison of HF transceivers, including Elekraft, TenTec,Icom, Yaesu and Kenwood recent transceivers based on QST product reviews

Choosing the right antenna for you, by Lewis G. McCoy W1ICP

Simple, easy to build, low cost, compact, multiband By Robert Wilson, AL7KK

A Grounding Q&A by ARRL web

The A-1 Operator Club

Loop antennas articles with restricted access to arrl members

Information about amateur licensing: examination requirements, scheduled exam sessions, renewals, FCC and NCVEC forms, vanity call signs, volunteer examiners, fees, special-event call signs.