Homing In Columns

11/88 -- The World of Transmitter Hunting

Introductory overview article

12/88 -- Loops -- A Love/Hate Relationship

They're OK for RDF on HF, but not for VHF

1/89 -- Quads & Yagis -- The Winners' Choices

Why some say beams are better than dopplers at VHF

2/89 -- Let's Build a Quad

Plans for two-meter Strung wire quad for RDF

3/89 -- Handling Strong Signals

Plans for internal RF attenuation system by WA6DLQ

4/89 -- Selecting Antenna Polarization

Dual yagi and switch box to select 6 polarizations by WA6DLQ

7/89 -- High-Class Hunting

Some ideas for mobile rotating beam mounts and vehicle installations

8/89 -- Noise Meters

Plans for WA6DLQ's weak-signal meter that works when your S-meter doesn't

9/89 -- Build the Handy Tracker

Plans for a super-simple two-meter TDOA add-on RDF set with no front/back ambiguity!

11/89 -- Winning Foxhunts with TDOA

More on commercial and homebrew TDOA sets

12/89 -- T-hunting Fun on Six Meters

Simple equipment for 6M hunting on foot and in vehicle, including plans for an RDF loop

1/90 -- Secrets of Success on Six

Plans for a hunt-winning 6M mobile Shrunken Quad

2/90 -- Mail Call

T-hunting news at home & abroad

3/90 -- Solving HF Jamming

Introduction to RDF on the DX bands

4/90 -- Build the HF Homer

Plans for a unique mobile loop/sense RDF system for 18 to 30 MHz

5/90 -- More Huff-Duff Ideas

More on the HF homer plus a simple field-strength meter for closing in

6/90 -- Jammer Busting

How to react to jamming; introdution to the VOLMON program

7/90 -- Sniff w/a Bug Buster

Plans for a sniffer using monolithic RF amplifier chips

8/90 -- Alabama Action

More on the monolithic sniffer plus hunts in Birmingham

9/90 -- Quads with Class

Review of Alabama Amateur Electronics commercial quads for RDF

10/90 -- Try UHF and SAR

440 MHz hunts plus search/rescue RDF

11/90 -- Hunting for PELTS

Personal Emergency Locator Transmitters, are they a good idea?

12/90 -- Throw Your Voice

Construction plans for the Fox Commander, gives remote control to the Un-Music Box

1/91 -- World Class Hiding

Convention T-hunts and hiding hints

2/91 -- Leveling the Field

Time vs. mileage scoring, which is best?

3/91 -- ELTs and PRBs, Revisited

More on search/rescue RDF

4/91 -- Avoiding the Slammer

Advance police notification? Also hunting radiosondes

5/91 -- T-Hunting Stolen Cars

All about the LoJack vehicular anti-theft system

6/91 -- Hunting for the Gold

Intro to international foxhunts; invitation to the Friendship Games

7/91 -- Three-second T-hunts

All about the Teletrac vehicular tracking and anti-theft system

8/91 -- RDF Tracks RFI

Plans for a simple 80M loop and hints on RDF at 80M

9/91 -- Foxhunters Invade Oregon

Firsthand illustrated report on the 1991 Friendship Games foxhunt in Portland, Oregon

10/91 -- Build the TBOX

Complete plans for a versatile microprocessor-based foxbox by N6MBR. Click here to FTP download TBOX07.ZIP, containing the assembly, object and binary files for the microcontroller program (10K total).

11/91 -- RDF Potpourri

More on TBOX plus "receiver hunting"

12/91 -- RDF Spans the Globe

How they hunt in England, Russia, and Japan

1/92 -- Up, Up, and Away

T-hunts in Albuquerque & the Ozarks

2/92 -- Doppler Fun in Phoenix

Homing In goes T-hunting in Arizona

3/92 -- Homebrewing Hints and Heroic Hunts

Sniffing on 440 MHz; hunting stuck xmtrs

4/92 -- Foxhunt Fame Awaits You

Hunting foxes in Ukraine and balloons in California

5/92 -- School Days and Dual-Band J's

Kids T-hunt in Oklahoma plus a dual-band hiding antenna

6/92 -- Bag Those Foxes: Antenna and Hunt Ideas

Review of a portable MFJ yagi plus "Free-For-All" hunts

7/92 -- RDF Opportunities Abroad and at Home

More Ukraine radiosports, third harmonic sniffing, and a commercial 440 MHz quad

8/92 -- T-hunt Trickery

Dastardly hints for hiders

9/92 -- T-Hunting in the Beef State

A visit and a T-hunt in Lincoln, Nebraska

10/92 -- Toward the Perfect RDF System

Introduction to the advantages of 2D azimuth-vs-strength plotting

11/92 -- What's That Whirligig?

Details of KK6CU's motorized quad and 2D storage scope display

12/92 -- Crowning the Champs

A tough convention hunt and an invitation to the 1993 Friendship Games

1/93 -- Computers Point the Way

Introduction to computer techniques for 2D azimuth/strength plotting

2/93 -- A Computer on Your Team

Plans for computerized 2D display by WB8WFK

3/93 -- Denver Hams "Excel" at T-hunting

Balloon hunting in Colorado with an Excel macro for triangulation

4/93 -- Computerized Triangulation, Part 2

All the details on the Excel triangulation system

5/93 -- Teeny-Weeny T's

Complete plans for a postage-stamp sized 30 mW two-meter transmitter

6/93 -- Medal-winning & Record-breaking T-hunts

Southern California All-Day hunts are tough, this one included 4 states!

7/93 -- A "Swiss Army" Foxbox

Review of RaCon microprocessor-controlled foxbox by N6ZAV and KD6BCH (now N6BG)

8/93 -- For T-Hunters Only ... Not!

Reviews of an Arrow Antenna yagi, the Digi-Field field-strength meter, and the Comm-Spec ID-8 CW IDer board

9/93 -- RDF Adventures in Ham Radio Fiction

Three books that include RDF, ideal for young hams or hams-to-be, plus a FM modulator for May's micro-T

10/93 -- Foxhunt Fun at the Friendship Games

Firsthand report and photos of the 1993 Friendship Games foxhunt in Victoria, BC Canada

11/93 -- Motorized Beams, Santa Barbara Style

Description of the KA6SOX/KK6OS motorized yagi and radar scope 2D display

12/93 -- Testing the Ramsey Foxhound

Review of the Ramsey Electronics DF-1 TDOA RDF set

1/94 -- Ploys and Pranks

More clever hiding ideas

2/94 -- Texas T-Hunters Trap Teen Thief

Bootleggers in Dallas plus a review of the Optoelectronics R20 sniffer

3/94 -- The Foxcopter

Description of a motorized quad system by NØMKJ

4/94 -- T-Hunters to the Rescue

RDFers in the Civil Air Patrol save lives

5/94 -- Temblor Triggers a T-hunt

Introduction to Watson-Watt type RDF sets and how they are used by public service agencies

6/94 -- Guerilla-Style T-hunting

RFI tracking in Sierra Leone

7/94 -- Attenuators Made Easy

Resistive and active attenuators, including review of the Arrow Antenna offset attenuator

8/94 -- Testing the Ramsey SlyFox

Review of the Ramsey Electronics FHT-1 transmitter

9/94 -- RACES RDF Goes High-Tech

Description of T-Helper, a Mac-based automatic mapping/trianglation system by KD6IFZ

10/94 -- Navigation and Networking via Packet

Triangulation techniques and an introduction to APRS for DOS

11/94 -- Testing the Motron Fingerprinter

Review of Motron transmitter identification system that adds to your PC

12/94 -- T-Hunting Down Under

RDF contesting in Australia is fair dinkum

1/95 -- Up and Running with GPS

GPS receivers for APRS use

2/95 -- Track It With Packet

More on APRS including a review of the first Mac version (MacAPRS)

3/95 -- Multiple Foxes = More Fun

Planning multiple T-hunts and a review of the GQ Enterprize 10 mW 2M mini-fox

4/95 -- A Good Doppler Gets Better

Why mutual coupling and whip termination are important doppler antenna design considerations, plus plans for an improved Roanoke Doppler antenna set

5/95 -- Good Deeds, Good Fun, and Goodwill

Phony SOS in Tucson; Friendship Games announcement

6/95 -- Wideband Doppler, Part 2

More on the new Roanoke antenna, which covers +/-20% frequency range, including a mag-mount version

7/95 -- Stalking the Wild T

RDF tracks endangered tortoises in the Mojave desert

8/95 -- APRS Puts Doppler Bearings on the Map

Review of N7LUE's board that interfaces most doppler DFs to APRS computers

9/95 -- The T Is On! Let's Find It!

Review of the basics of mobile T-hunting, easy ways to get started

10/95 -- Hunts and Stunts Around the USA

Regional variations on mobile hunting; interesting hunt stories

11/95 -- Cooperative Tracking and Web Surfing

More hunt stories and a T-hunt Web site in Albuquerque by AB5P

12/95 -- Foxhunting's Wide World

International Style Foxhunting Comes to California

1/96 -- More About Hamcon/Foxhunt-95

Adapting IARU rules, hiding strategy, and handicapped ham participation

2/96 -- New T-Hunting Goodies

Reviews of Agrelo micro-transmitters and a Cubex 4-element 2m quad

3/96 -- Doppler Antenna Update

A switcher with preamps by KA4IIA plus tips for checking/troubleshooting dopplers

4/96 -- Foxhunting the European Way

Firsthand stories and photos of IARU championship hunting in Germany and Sweden

5/96 -- More Foxhunts Coming, Let's Build a Yagi

Southern CA foxhunt announcement plus complete plans for N6WZI's 4-inch spaced two-meter sniffing yagi

6/96 -- Talking T's and Hidden Repeaters

Digital audio boards and the Agrelo Engineering Simplex Repeater

7/96 -- Testing the Vector-Finder

Review of a dual-antenna TDOA set by Radio Engineers of San Diego

8/96 -- Bringing ARDF To Your Town

Part 1 of practical series on how to put on international-style foxhunts, this part discusses preparation

9/96 -- Foxhunt Day, Step By Step

Part 2 of the series, covers staffing, running the hunt, scoring, etc.

10/96 -- Dirty Tricks = Valuable Training

Decoys and camouflage in California plus QRM chasing in Omaha

11/96 -- Buckeyes and Wolverines

RDFers in Toledo and Detroit hunt both with each other and against each other

12/96 -- Globetrotting Foxhunters

Hams from the USA take on the world at foxhunts in Russia and Australia

1/97 -- A Foxhunting Jamboree

Boys and girls learn foxhunting firsthand at the 1996 Scout Jamboree-on-the-Air. (CLICK FOR THIS ARTICLE)

2/97 -- Build a Multiple-Polarization Quad

Instantly change from horizontal to vertical polarization and back again with this dual-feedline design (CLICK FOR THIS ARTICLE)

3/97 -- Testing N6BG's PicCon

Review of a new fox controller that features synchronized IARU radio-orienteering modes plus programmable tone sequences/IDs for mobile T-hunting

4/97 -- New Ideas Never Cease

Jammer tracking and T-hunting in the Akron, Ohio area, a GPS/doppler interface by N8PXW, plus new categories and competitions in the international radio-orienteering world

5/97 -- Getting Started With the Right Tools, Part 1

Introduction to simple and effective RDF equipment for VHF and UHF; this part covers beams, quads, dopplers and "sniffers"

6/97 -- Getting Started With the Right Tools, Part 2

More simple equipment such as "buzz-boxes" plus clever hiding ideas (Includes missing text from May installment)

7/97 -- Follow the Fluxgate

Find out why you should put a remote compass sensor on your mobile beam's mast and where to get one. (Wrong photo used at Photo A, correction on page 49 of August issue)

8/97 -- Build the NorthScope

A fluxgate compass makes an ideal sensor for a CRT north-up bearing display; here's the interface circuit

9/97 -- Low-Cost Monitor for the NorthScope

How to turn a boat-anchor Heathkit panadapter into a DC-powered long-persistence CRT display that's easy on your car battery

10/97 -- Creativity Runs Rampant

Hams are amazingly clever when they hide transmitters for mobile T-hunts and on-foot foxhunts; here are some "tricks of the trade"

11/97 -- Surprise!

More sneaky hiding tricks including an airborne fox and the bikini-T

12/97 -- New Sporting Goods for Foxhunting

Reviews of lightweight VHF antennas from Arrow Antenna and Super Antenna Resources, plus a receiver/antenna set from Ron Graham Electronics

1/98 -- FARS, Friendship, and Foxhunting

All about the 1997 Friendship Radiosport Games foxhunt in Japan

2/98 -- "Radiogoniometrie Sportive" in Montreal

A visit to this city in Quebec leads to a fun-filled mobile T-hunt with the Union Metropolitaine des Sans-Filistes

3/98 -- Radio Foxes Don't Howl

How to build inexpensive foxboxes for international-style hunts using surplus VHF-FM transmitter boards and ammunition boxes.

4/98 -- Build the Montreal Fox Controller

Construction plans for an inexpensive controller for synchronized international-style foxboxes, designed by VE2JX and VE2EMM

5/98 -- Build an Offset Attenuator

Use your handi-talkie with this on-foot foxhunting attenuator, made from locally available parts. (CLICK FOR THIS ARTICLE)

6/98 -- ARDF Is Off And Running

More about bringing international-style hunting to North America, including transmission parameters and rules variations, plus some thoughts about involving other outdoor enthusiasts such as orienteers and Rogainers

7/98 -- Receiver Hunting

Tracking missing pager receivers, spying on broadcast listeners' habits (MobilTrak), and an update on plans for the 1998 ARDF World Championships

8/98 -- Tracking Owls, Cranes, and Foxes

A call for volunteers to help track wildlife and a review of the Hamtronics T301-2Y synthesized transmitter board with emphasis on its use in foxboxes.

9/98 -- The Italian Connection

Marconi was just one of many radio pioneers from Italy who made possible today's hidden transmitter hunts. Also T-hunting in present-day Italy.

11/98 -- Practice, Education and Fun

John Oppen KJ6HZ finds a squawking ELT with just his handi-talkie. Also a formal practice session prepares Team USA and introduces ARDF to new hams.

1/99 -- A Banner Year, More to Come

1998 was a year of firsts for T-hunters and radio-orienteers, including Team USA's premier appearance at the ARDF World Championships in Hungary.

2/99 -- Mobile T-hunting, International Style

The Halloween Hunt by KQ6XA was more than just spooky, it introduced Bay area T-hunters to international-style foxhunting. This report covers both the hider's and hunters' perspectives.

3/99 -- A Rechargeable Alternative and the Dancing Buzz

Rechargeable alkaline batteries have advantages over other battery types for some hidden transmitters. Also, spurious signal tracking in New Jersey.

5/99 -- Dayton, Portland, and South Texas

Announcements of the 1999 Dayton Hamvention® Foxhunt Forum and 1999 IARU Region 2 ARDF Championships, plus an update on the Burrowing Owl Project.

6/99 -- Grungebusters

Tracking down unintentional interference to ham and non-ham frequencies, with southern California examples.

7/99 -- Four Centuries of Foxhunting

More on the history of RDF and hidden transmitter hunting, from 18th Century London to the present.

9/99 -- Dayton Does DF

Tales of a great forum and foxhunt at the 1999 Dayton Hamvention®.

10/99 -- City of Roses ... and Foxes

A complete wrapup of the first IARU Region 2 ARDF Championships, and a look to the future.

1-2/00 -- Foxhunting at Hamcon-99

Find out what happened when a score of eager hamfesters tried to find 18 hidden transmitters in a historic 130-acre park.

4/00 -- ARDF Takes Off in 2000

Participants in the Portland Championships are building ARDF programs in their hometowns. Also an update on the Burrowing Owl Project.

5/00 -- T-Hunting for ELTs

Stories from Massachusetts, Oklahoma and southern California about T-hunters who are prepared to save lives by locating downed aircraft.

8/00 -- RDF Tracks Critters and Bugs

How hunters of real foxes and other animals use RDF equipment to keep track of their hounds, plus a review of NCG/Comet's "RF Bug" detector.

9/00 -- Grunge Busters II -- Intermod Patrol

Whether it comes from a distant source or is generated right at your site, you can use radio direction finding to track and solve intermodulation problems in your repeater system.

10/00 -- USA Foxhunting Championships 2001 -- Start Planning!

A site and sponsors for a multi-nation ARDF event are needed. Here's how to put on such an event.

11/00 -- Try ARDF on 80 Meters

If your club holds only 2m ARDF events, you're missing half the fun. There's another international foxhunting band, too. (CLICK FOR THIS ARTICLE)

12/00 -- T-Hunting by the Bay

Stories of hidden transmitter hunts in San Francisco and surrounding counties.

1/01 -- A New Millennium of Foxhunting

USA participates in the Tenth World Championships of ARDF in Nanjing, China and foxhunters of Orange County, California bring the fun to Scouts at Jamboree-on-the-Air.

2/01 -- Albuquerque Invites the World to Foxhunt

First announcement of the USA ARDF Championships to be held in summer 2001, plus news of the Friendship Radiosport Games in Victoria BC to be held a week later.

3/01 -- Your RDF Questions Answered

The most frequently asked RDF-related questions, with answers of course.

4/01 -- Foxhunting from Melbourne to Nottingham

For sheer enthusiasm, it's hard to beat the mobile hidden transmitter hunters of Australia and England.

5/01 -- Find Foxes and Fight RFI with RDF

Update on upcoming USA Championships, plus RFI tracking on 75 meters in southern California.

6/01 -- RDF Secret Weapon Revealed

G6UWO of Nottingham, England tells how he wins mobile foxhunting trophies with a motorized beam and polar bearing display.

7/01 -- Secrets of the RDF Whirligig

More details of G6UWO's motorized beam and display system, including a VCR headwheel rotary joint.

8/01 -- Bringing RDF and Amateur Radio to Teens

Students in Pasadena, California learn about careers in science while building antennas and attenuators for RDF fun, sponsored by NASA.

9/01 -- Texas Teens Track Transmitters and Talk Tech

More student RDF fun and learning, this time in McKinney, Texas, with free radios and corporate funding.

10/01 -- Wildlife Tracking Update: Burrowing Owls Found, Saw-Whets Sought

Update on hams tracking birds and cougars, plus news from readers and advice on foxbox labeling.

12/01 -- USA ARDF Championships, Part 1 -- Triumph in the Land of Enchantment

Meet the stateside competitors, follow their training, and find out how they performed.

1/02 -- USA ARDF Championships, Part 2 -- The World Comes to Duke City

Spotlight on the foreign competitors, and how Albuquerque's ham club organized the events. (Gold medalist Harley Leach KI7XF on the cover.)

2/02 -- Helping Your Community With RDF

Ride along as hams track a stolen UHF bus radio on the Florida coast and solve two sources of data QRM to GMRS repeaters in central California.

3/02 -- T-Hunting Fun in the Sunshine State

Beams, quads and doppler sets are all popular among T-hunters in and around Daytona Beach. Read all about the fun they have.

4/02 -- USA's Foxhunters Take On the World

Update on plans for the Second USA ARDF Championships near Atlanta and the 2002 ARDF World Championships in Slovakia.

5/02 -- Take the Hamfest Foxhunting Challenge

Whether on foot or in cars, hams should have a chance to go transmitter hunting at every hamfest and convention. Here are some examples.

6/02 -- Transmitter Hunting as a Public Service

Civic-minded hams track down illegal cordless phones, spurious emissions, and intruding differential GPS transmitters.

7/02 -- Peak Performances in Pine Mountain

First of a two-part series on the Second USA ARDF Championships near Atlanta.

8/02 -- USA ARDF Championships 2002, Part 2

Conclusion of a two-part series on the Second USA ARDF Championships.

9/02 -- What's New in Transmitter Hunting

Latest news from the world of RDF, including new polar plot software by Brian DeYoung, K4BRI and a sythnesized tuner for ARDF receivers by WB6WFK and K5ATM.

10/02 -- Foxhunting is a "Novel" Idea

A new novel for adults combines ham radio foxhunting and murder, plus ham radio fiction for youth.

11/02 -- From Radio Camp to the World Championships

First of a two-part series on the Eleventh World ARDF Championships and Team USA's participation in it.

12/02 -- ARDF World Championships 2002, Part 2 -- Closer to the Gold

More stories from Slovakia, including the pre-championships training camp in Hungary and "Cultural Day" adventures.

1/03 -- Squegging: Now It Helps Us Track the Birds

Find out what a squegging oscillator is, why it's in widespread use today, and learn about some signal identification tricks for your computer.

2/03 -- Doppler Fun, from Austria to Your Hometown

First of a series of articles on doppler RDF, with the basics and little-known facts about the man who started it all.

3/03 -- True Dopplers and Comical T-Hunting

We call them "Doppler" sets, but do they really follow the Doppler Principle? Also, the T-hunters of Albuquerque appear on Comedy Central.

4/03 -- Two New Tools for T-Hunting

Reviews of an inexpensive wide-range loop RDF antenna from Wyoming and a feature-filled receiver/sniffer from Australia.

5/03 -- Dim Sum, Dayton, and Doppler Calibration

The hunt for an illegal cordless phone in New Jersey, a promo for the Dayton Hamvention Foxhunt Forum, and more on Dopplers -- calibration this time.

6/03 -- Tracking Opportunities -- Owls, Bats and PLBs

In the news: Two new wildlife tracking projects and the authorization of individual Personal Locator Beacons in the USA.

7/03 -- Crickets, Gunshots, and Antenna Placement

Tracking gunshots with multilateration and the importance of having your Doppler antenna set as non-directional as possible, strange as that may seem.

8/03 -- Doppler Antenna Design Secrets

How to minimize directivity in your Doppler antenna array to give better performance when signals are bouncing.

9/03 -- Hide a Transmitter, Pay a Fine?

Should hams have to get permits from the government to put on a transmitter hunt in a park? Also the first full-scale ARDF hunt in Florida.

Winter/04 -- Champion Foxhunters Gather in the Buckeye State

A full report on the 2003 USA and IARU Region 2 ARDF Championships in Ohio.

Spring/04 -- Get Better Performance From Your Doppler Set

Optimize the counterpoise of your mobile Doppler array for more accurate and stable bearings.

Summer/04 -- ARDF Takes Hold -- More Progress and Innovation

A potpourri of ARDF topics including foxbox building, electronic scoring, medical preparations, and training camps.

Fall/04 -- T-Hunters Help the Public -- and Fellow Hams

Interference-tracking stories from California, Tennessee and Kentucky, plus balloon and rocket recovery by RDF.

Winter/05 -- Win Foxhunting Prizes, Mobile or On Foot

Stories of the 2004 World Championships in Slovakia and transmitter hunts at hamfests in Florida and California.

Spring/05 -- Transmitter Hunting -- A Youth Magnet

On-foot hunts bring fun to Palos Verdes students, Scout-O-Rama visitors and disabled Radio Campers.

Summer/05 -- The Watertown Sodalis Squad -- An RDF Adventure

Hams help biologists in New York state find out what happens to Indiana Bats when they emerge from winter cave hibernation.

Fall/05 -- Practice Makes Proficiency -- Learn RDF and Have Fun

Hams in Utah and southern Californa have fun on transmitter hunts while preparing for more serious RDF efforts.

Winter/06 -- Spurious Signals and Active Attenuators

Tracking unintentional interference in southern California and attenuating signals when on foot.

Spring/06 -- RDF For the Masses -- Emitters near 220 MHz

Hams and non-hams are keeping track of their dogs, cats, and elderly relatives with RDF. Coverage of RDF transmitters, receivers, and antennas for this part of the spectrum.

Summer/06 -- Remembering Two T-Hunting Comrades

A tribute to N6IDF and K6SNE after their tragic death on a T-hunt, wheelchair foxhunting, interference tracking in Colorado, and preparing for JOTA. (CLICK FOR AN EXCERPT FROM THIS ARTICLE)

Fall/06 -- Medals and More at the National and World ARDF Championships

Complete wrap-up of the 2006 World ARDF Championships and USA ARDF Championships, plus a new video on ARDF.

Winter/07 -- RDF In The Headlines

How the new E911 cellular location systems work and their potential to save lives, plus other media coverage of ham radio RDF topics.

Spring/07 -- Furry Hams and a New Rescue Beacon

These folks give new meaning to the word "foxhunting." Also news of the new TracMe rescue beacons on FRS.

Summer/07 -- Computerized T-Hunting with Doppler RDF

Display and map real-time mobile bearings automatically on your laptop with APRS or GPSS.

Fall/07 -- USA's 2007 ARDF Championships and Emergency Transmitter News

What RDF equipment worked best in the high Sierra forests? When is a PLB not a PLB?

Winter/08 -- RDF Protects Lives, Provides Fun and Promotes Good Will

RDF rescues a bider in California, plus lessons on ARDF training from Ukraine.

Spring/08 -- New Gear for 1.25-Meter Foxhunting

Miniature "ditter" transmitters and matching receivers from Communications Specialists, plus an update on the Indiana Bat tracking project.

Summer/08 -- Hams Help Fliers, Boaters and Hikers, One ELT at a Time

Amateur Radio enthusiasts in Oregon help the Sheriff by finding ELTs in unusual places. Santa Barbara hams have an effective automatic ELT notification system.

Fall/08 -- A Decade of ARDF in the USA

From the first foray to the World Championships in Hungary, the growth of stateside radio-orienteering has been rapid. One who helped was George Neal KF6YKN, who finally held the Stars and Stripes on the medal podium this year. Also, news of USA's 2008 championships and training camps.

Winter/09 -- Transmitter Hunters Track Rockets in the Desert, and Plan to Meet in Boston

Tiny UHF transmitters make recovery of model rockets easy, even when they go over a mile high. Also, plans for the Ninth USA ARDF Championships.

Spring/09 -- Ideas for Increasing Foxhunt Participation

Help for getting transmitter hunting started in your locality, both mobile and all-on-foot. Includes unattended transmitters and antenna/attenuator building clinics.

Summer/09 -- Championship Foxhunting Brings the World to Boston

Story of the 2009 USA and IARU ARDF Championships near Boston, plus the Case of the Concrete Communicators.

Fall/09 -- Pay to Play? ARDF vs. Park Officials

Should expensive permits and insurance be required when a few hams get together to practice radio-orienteering? Also, improvements to tape-measure yagis for ARDF.

Winter/10 -- En Route to Croatia via Ohio

News of a USA ham who participated in the 2009 IARU Region 1 ARDF Championships, the upcoming 2010 USA and World ARDF Championships, and a rigorous simulated comparison of three mobile RDF methods.

Feature Articles

• "Transmitter Hunting: Tracking Down the Fun, Part 1" QST Magazine, April 1993

• "Transmitter Hunting: Tracking Down the Fun, Part 2" QST Magazine, May 1993

• "Use Radio Direction Finding to Trace Interference," Mobile Radio Technology Magazine, October 1989

• "T-Hunting: Serious Fun," Worldradio Magazine, October 1988

• "Improving The Dick Smith Radio Direction Finder," Ham Radio Magazine, July 1987 (CLICK FOR THIS ARTICLE)

• "Showdown in Portland -- The 1991 Friendship Radiosport Games," 73 Magazine, November 1991 (CLICK FOR THIS ARTICLE)

• "World Class Foxhunting Comes to America," CQ VHF Magazine, October 1996

• " 73 Reviews the Agrelo Engineering DFjr," 73 Magazine, August 1997, page 24 (CLICK FOR PDF OF THIS ARTICLE)

• "Announcing: The CQ VHF National Foxhunting Weekend April 25-26, 1998," CQ VHF Magazine, April 1998

  

• "Results of the First CQ VHF National Foxhunting Weekend," CQ VHF Magazine, October 1998

• "The USA Takes on the World Foxhunting Championships," CQ VHF Magazine, March 1999 (CLICK FOR THIS ARTICLE)

• "Bio-Tracking: Radio Direction Finders Help Wildlife Project," Ham Radio Today Magazine (published by Radio Society of Great Britain), April 1999

• "The Second Annual CQ VHF National Foxhunting Weekend April 17-18, 1999," CQ VHF Magazine, April 1999

• "Results of the 1999 CQ VHF National Foxhunting Weekend," CQ VHF Magazine, December 1999

• "The Third Annual CQ Magazine National Foxhunting Weekend April 15-16, 2000," CQ Amateur Radio Magazine, April 2000

• "Super-Simple 80m Fox," 73 Magazine, November 2000 (CLICK FOR UPDATE)

• "Amateur Radio Direction Finding: USA Holds Its First National Championships," QST Magazine, May 2001

• "The Fourth Annual CQ Magazine National Foxhunting Weekend May 12-13, 2001," CQ Amateur Radio Magazine, May 2001

• "The Fifth Annual CQ Magazine National Foxhunting Weekend May 11-12, 2002," CQ Amateur Radio Magazine, May 2002

  

• "Radio Direction Finding Championships," Monitoring Times Magazine, July 2002

• "Use Your Scanner to Track Wildlife," Monitoring Times Magazine, December 2002

• "The Sixth Annual CQ Magazine National Foxhunting Weekend, May 10-11, 2003," CQ Amateur Radio Magazine, April 2003

• "The Seventh Annual CQ Magazine National Foxhunting Weekend, May 8-9, 2004," CQ Amateur Radio Magazine, April 2004

• "The Eighth Annual CQ Magazine National Foxhunting Weekend, May 7-8, 2005," CQ Amateur Radio Magazine, April 2005

• "T-Hunting Then and Now -- From Gooney Birds to GPS," CQ VHF Magazine, Fall 2005 (CLICK FOR THIS ARTICLE)

• "It's Radio Foxhunting Season," CQ Amateur Radio Magazine, April 2006

• "The Ninth Annual CQ Magazine National Foxhunting Weekend, May 13-14, 2006," CQ Amateur Radio Magazine, May 2006

• "Take the Foxhunting Challenge," CQ Amateur Radio Magazine, April 2007

• "The Tenth Annual CQ Worldwide Foxhunting Weekend, May 12-13, 2007" CQ Amateur Radio Magazine, May 2007

• "Championship Fun on the CQ WW Foxhunting Weekend," CQ Amateur Radio Magazine, April 2008

• "The Eleventh Annual CQ Worldwide Foxhunting Weekend, May 10-11, 2008" CQ Amateur Radio Magazine, May 2008

• "Bring Radio Foxhunting to Your Town," CQ Amateur Radio Magazine, April 2009

• "The Twelfth Annual CQ Worldwide Foxhunting Weekend, May 9-10, 2009" CQ Amateur Radio Magazine, May 2009

• "Get Ready for Foxhunting Season," CQ Amateur Radio Magazine, April 2010

• "The Thirteenth Annual CQ Worldwide Foxhunting Weekend, May 22-23, 2010" CQ Amateur Radio Magazine, May 2010

ARDF Update Articles for the ARRL Web Site

• Champions Among Us? -- December 2, 2005

• 2005 in Review -- January 15, 2006

• Take on the Nation and the World -- February 9, 2006

• USA's 2006 ARDF Championships -- May 5, 2006

• A Salute to Mobile T-Hunting -- August 16, 2006

• Try Foxhunting at JOTA This Year -- October 10, 2006

• A Year of Firsts in ARDF -- January 17, 2007

• Trophies Await at USA's First Blind ARDF Championships -- April 13, 2007

• USA Amateur Radio Direction Finding Championships Are a Go, Despite Wildfire -- July 17, 2007

• Transmitter Tracking at Tahoe — The 2007 USA and IARU-R2 ARDF Championships -- October 23, 2007

• Texas Hosts USA's ARDF Championships -- March 5, 2008

• Team USA Forming after Successful National Championships -- June 26, 2008

• Another World Championship Medal for ARDF Team USA -- September 29, 2008

• Bearings in Beantown: USA's 9th ARDF Championships -- February 10, 2009

• Foxhunting Fun in the Blue Hills of Boston -- June 23, 2009

• Foxes, Fitness and Fun in 2010 -- February 24, 2010

Effective with the Winter 2004 issue, Homing In has moved to CQ VHF magazine, a quarterly that is published in the months of February (Winter), May (Spring), August (Summer), and November (Fall). Click to subscribe to CQ VHF.

The Fine Print: This is the official Web site for Homing In and other KØOV articles about RDF, but not for any particular magazine. I am an independent writer in southern California, not an employee of any publisher. I am available for writing and consulting for other periodicals and organizations. Opinions in these articles are my own, not necessarily those of the publications in which they appear. Text and artwork of all articles Copyright © Joseph D. Moell. All republication rights are reserved.

Back to the Homing In home page

This page updated 4 May 2010