Weird ARRL BOD Meeting Announcement

This just arrived in my inbox: AGENDA Special Meeting ARRL Board of Directors By Webinar 9:00 PM EDT Thursday, May 22, 2014 Roll call and announcement that the meeting is being recorded Consideration of the agenda for the … [Continue reading]

My Dayton purchases

scope-cart

I didn't buy a lot at Dayton this year, but I did pick up a couple of cool things: I'm not sure if this cap will actually help me sell more study guides, but it looks cool. I bought this Tek Model 3 scope cart from a guy in the far reaches of … [Continue reading]

From my Twitter feed: Trash Talk, Android antenna analzyer, Oinker

DIY Engineering @DIYEngineering Trash Talk - Trash Talk is a prototype for an inexpensive, mesh-networked, democratic public address system. Each ... ow.ly/2Gx8z5   KKØHF @RadioGeek Amateur radio more Space Age than Digital Age gaining … [Continue reading]

#HamTwits at Dayton 2014

#hamtwits at Dayton 2014

I mentioned in yesterday's post about Dayton that this year seemed to be more fun than the last couple of years. One of the reasons for this is this meeting of #HamTwits. On Saturday, a group of us met on the loading dock at 11 am. There are lots … [Continue reading]

Dayton 2014: First Impressions

I got back from Dayton last night, and was just too tired to do much of a writeup. Today, I'm kind of short on time, but I'll jot down a few first impressions. If you were there, please feel free to add your own in the comments section. I had … [Continue reading]

Invite a kid to Field Day

Field Day is still six weeks away, but I want you to think about inviting a kid to Field Day this year. Instead of just complaining that kids aren't interested in amateur radio anymore, do something about it. Invite them to help you set up … [Continue reading]

Net aims to promote amateur radio at colleges

Amateur radio seems to be enjoying a renaissance on college campuses around the country. Here in Ann Arbor, home of the University of Michigan, the U-M Amateur Radio Club was revived about ten years ago, and it's still going strong. They hold regular … [Continue reading]

2014 version of Tech study guide now ready!

I'm really excited to announce that the 2014 version of the No-Nonsense, Technician Class License Study Guide is now ready for publication! I want to thank everyone who reviewed it, including: Dave, W8RIT Walt, K6WRU Charles, KE5AHE Jerry, … [Continue reading]

Amateur radio in the news: TV on the Space Station, neighbors clash over tower

Ham video premiers on space station. Astronauts on the International Space Station can now talk with people on Earth with video using simple transmitters. 'Ham TV' has been set up in ESA's Columbus laboratory and already used for talking with ground … [Continue reading]

Velocity factor? No, capacitive loading.

Most hams who build dipoles know that 468 is the magic number when it comes to building dipoles. That is to say, the length, in feet, of a half-wave dipole antenna is: L (ft) = 468 / f (MHz) That number is about 5% shorter than what you'd … [Continue reading]