Rob Nyberg

80 Flips | 1 Magazine | 937 Likes | 14 Following | 33 Followers | @robnyberg | Keep up with Rob Nyberg on Flipboard, a place to see the stories, photos, and updates that matter to you. Flipboard creates a personalized magazine full of everything, from world news to life’s great moments. Download Flipboard for free and search for “Rob Nyberg”

Portable mini paddle for the Elecraft KX line as a kit!

I discovered a few weeks ago, when I was reading the Elecraft usergroup, an intriguing CW paddle kit from QRPGUYS.com at a very cheap price of 25$ …

How to perfectly clean wires in minutes! by NH7ZE

June 22, 2018 No comments<p>” The 9th edition of the HF Manager’s Handbook now available for download. Thank you to those who commented on the draft …

Amateur Radio

Simple End Fed Half Wave for 40m (and how it works)

I’ve heard very good things about end fed half wave antennas, so I wanted to give it a shot. The problem is that it’s not so easy to understand, and …

Ham radio HF Go-Kit QRP contacts FT-817 emcomm SHTF doomsday

Here is a video about my go-kit with my FT-817 and making some contacts QRP. Videos on almost all items can be seen on my channel. In this kit i have …

Icom IC

IC-703 HF/50MHz All Mode Transceiver, official Icom web site, specifications, Instruction Manual, Product Brochure . Hi-Resolution Image<p>click here to …

Portable shortwave spectrum capture for the urban city dweller

<i>A guide by London Shortwave</i><p>Capturing the shortwave spectrum out in the field.<p>Radio interference is a major problem in big cities when it comes to …

Decimation

An Introduction to Antenna Basics

Antennas are used to transmit and receive information through changes in the electromagnetic fields that surround them. This article is a primer on …

Hand-carried QRP antennas: Simple antennas and accessories to operate from almost anywhere Kindle Edition

Whether through choice or circumstance, more radio amateurs than ever before are enjoying portable operating.<p>Suitable equipment is widely available …

SOTA plus NPOTA on Signal Mountain (W7Y/TT-161)

Signal Mountain (W7Y/TT-161) is now my favorite spot in the Grand Teton National Park. The summit is well-marked on the Grand Teton NP map, on the …

Ultralight QRP endfed antenna (0,14mm²/26AWG) | DK9JC.de / Amateurfunk

Antenna Basics: Radiation Patterns, Permittivity, Directivity, and Gain

In the second part of the Antenna Basics series, you will learn more about the physics behind the antennas we use every day, including information on …

YouKits HB-1B Transceiver – ARRL Review

HB-1B MK3 2015 is the upgrade version of our HB-1B QRP transceiver. It is a small in size, light weight, lithium battery pack , particularly suitable …

Batteries

Inductors

Here we are in chapter seven. In this chapter, we're going to be looking at inductors, capacitors, and transformers. In this particular section, …

Ted’s method for learning Morse Code

<i>This post was written by guest-blogger, Jeff, WN1MB. I got him to write this after he commented on my post about decoding callsigns. Thanks, Jeff!</i>My …

Operating Notes: Be an on-air CW Elmer

This morning, I got the following e-mail from Ruben, AC2RJ:I am Ruben, AC2RJ, we just had a contact on 7.027 MHz. I just wanted to say thanks for the …

From my inbox: World’s smallest keyer and generating Morse Code with Javascript

On the CWOps mailing list, Martin, OK1RR, introduced his TinyKeyer, which he claims is the world’s smallest keyer. He writes:This keyer, the …

Batteries for Portable Amateur Radio Use

My LiFePo Batteries Side by Side<p>One very common question I get about portable Amateur Radio operation is what do I use as a battery? I have answered …

Portable

Arduino Beacon

A new multi-mode QRP radio beacon built around the Arduino. The beacon started with the usual lash-up on the bench, hooking the previously reported …

Packing small

We’re off for our first real holiday in five years. Two weeks in Sweden in a rented motor home. Can’t wait to enjoy the fresh air and laid-back …

PortableSDR 2.5 Debut!

May 12, 2016 No comments<p>The International Amateur Radio Union (IARU) has become the custodian of the operating standards guide Ethics and Operating …

SlimJIM and Antenna Gainflation

SlimJIM antenna = brain scrambler<p>There can be no doubt the SlimJIM antenna has earned its stripes as one of the most misunderstood variations of the …

There are many rules-of-thumbs for lengths of dipole to avoid and lengths of parallel feedline to avoid. W5DXP has attempted to remove the myths and …

A "quiet" 5 volt USB car power supply

For a previous, related article see the <b>May, 2014 posting - "How USB car power adapters can ruin 2 meter mobile reception" - link</b>.<p>In that post I wrote …

Just the medicine for lowering impedance • AmateurRadio.com

Pill bottle balun<p>Jack-WD4E is a fellow NAQCC member and he sent me one of his QRP creations that I just had to share.<p>If you are staying on your meds …

Amateur Radio

Painter Pole Antenna - ham radio weekend project

WG0AT masters the te ne ke

Te-Ne-Ke CW Key

I've Got the Power

Elecraft W1 Power Meter<p>The Elecraft W1 is another fine mini-module kit from Elecraft. It is an auto-ranging power meter measuring as little as 150mw …

Arduino