Amateur Radio Technical Articles
This is the page where new - and not so new - hams may find a wealth of articles on easy-to-build projects including antennas, radio add-ons, tips and mods, making your computer play with your radio, getting more into - and more out of - HF radio, understanding antennas without all the engineering lingo, building great (and cheap!) antennas out of hardware junk, locate repeaters and scanner lists, etc, etc.
Get the kids involved! These articles are all about having more fun with ham radio!
NEW! Video Tutorial
How to repair rubber membrane buttons
All About the Icom IC-706MkIIG
KV5R’s Icom 706MkIIG Pages - Lots of photos, mods, tips, and links
Ham Radio Accessories
Handy little kits and things you can build.
New! Simple 2-Meter Dipole
Even easier than the the sleeve dipole! You can make and install this 2-meter base antenna in about 2-3 hours. Uses PVC pipe and foil tape.
2 Meter / 440 Dual-band OCF Sleeve Dipole
Made from coax, PVC pipe, and aluminum foil tape! — and under $20! Welcome QST readers! BIG THANKS! to Geoff Haines, N1GY, for his excellent article in August 2006 QST using this design.
Supercharge Your Hand-held Radio
Make Your H-T Run for Days and Get Out Like Crazy!
A Basic Short-wave Book by KV5R
Understand short-wave radio listening and building great short-wave antennas
Theory and Practice of NVIS Antennas
Propergatin’ With Really Low Antennas! Fer when higher ain’t better! My most popular article! Now even in German!
The Big Aluminum Dipole
Build a 40-foot telescopic aluminum vertical dipole for under $100!
Get Your Computer Involved!
How to set up your station to run CW, PSK, MFSK, Stream, Hellschreiber, RTTY, Packet and others from your computer. Includes lots of inline links and graphics!
What Digital Mode are You Hearing?
Recognizing what’s what — mp3 audio clips of various HF digital modes. MPEG audio files - takes a while to load on dial-up!
Variable-frequency Rabbit-ears Portable Antenna
Intro to Radiogram Traffic
Not as hard as it sounds! Handle traffic without the road-rage - meet lots of nice folks, too!
FINALLY! Everything in One Place!
KV5R’s concise 17-page manual contains everything you need. Instructions, training, references, forms, etc.
Traffic Handler (PDF)
The Official Book for Traffic Managers
From 450 pages down to 176 — The full course by W3YVQ, expertly reformatted by KV5R into a nice two-column format (with permission from the author and ARRL).
ladder-line is Best
…but take a few simple precautions. Simple ideas for lightning protection.
Take a Big Hop into Space and Back!
Lockheed-Martin ARC launches a cross-band repeater to the edge of space! Lots of neat photos.
Fer when “Tuner” ain’t a fish
Athens Area Scanner List
Short-wave Allocations & Utilities
Where Automatons Eat Dinner
Amateur Frequency Allocations & Band Plans
Coax and Antenna Calculator
Coax Data Tables
For all those itty-bitty half-watt walkie-talkers…
Traffic Net Time/Freq Listing
Grounding & receiver noise
Other topics by KV5R
Copyright (c) 2002 - 2010 by Harold Melton, KV5R. All Rights Reserved.