K4NHA Blog

0

Directional Antenna Magic

Directional antennas continue to amaze me as I learn about RF and how different antennas perform different functions. This afternoon I threw my 2m/70cm yagi up on an old camera tripod and connected a...

0

Wouxun KG-UV8D Disassembly

I recently disassembled my Wouxun KG-UV8D in hopes of helping out the low audio reports I’ve been receiving when using this HT. I found hit or miss articles stating that enlarging the mic hole...

0

Moxon Antenna Calculator

Stumbled across a good Moxon Antenna Calculator this morning which was created by Paul Evans W4/VP9KF. Check the calculator and his site out here: http://w4.vp9kf.com/moxon_design.htm

0

Arduino for Ham Radio – Review

As promised in my earlier post about the Arduino for Ham Radio book I’m back with a review. Overall I am very pleased with the book. It is well written and contains many projects...

0

APRS Test

This past Friday (October 31st) I ran an APRS test on a short road trip. Surprisingly I was only picked up once on the entire 200 mile round-trip. While on the road I did...

0

New Setup for Mobile Radios

One of my favorite features of my 2010 Toyota Highlander is the storage area in the center console. This large area began as storage for the rear seat drink holder/console but is now home to...

0

Updated list of Ham Radio iOS Apps

Bob Witte over at K0NR.com has posted what he calls “The Completely Updated Incomplete List of Ham Radio iPhone Apps.” With a title like that you know you’re going to find some new apps...