Amateur Radio Weekly – Issue 165

Sexism in Amateur Radio
Be aware of your unconscious biases.
KD2GTM

New FT8 digital mode from K1JT
This is an incredibly fast mode but not as sensitive as JT65/JT9 as it decodes only down to -20dB.
PE4BAS

Amateur Radio Parity Act introduced to Senate
Parity Act would direct the Federal Communications Commission (FCC) to provide regulatory parity for amateur radio operators.
Senator Roger Wicker

Virginia Tech, Radford University teams readying for eclipse
Three teams of students and faculty from Virginia Tech will be spread out to measure the eclipse’s effects on low frequency radar waves.
The Roanoke Times

New Podcast: The Field Radio Podcast
The Field Radio Podcast is dedicated to exploring the amateur radio hobby through the lens of getting you and your gear outdoors.
HamRadio360

Steps to lower Noise Floor and revitalize AM Radio
Background noise interference is degrading the quality of broadcast reception, two-way communications, mobile cellphone services and every other form of wireless communications used today at an alarming rate.
Radio World

Raspberry Pi rival delivers a 4K Android computer for just $25
The Rock64 Media Board Computer may be a similar size to the best-selling $35 Raspberry Pi but its specs help it to stand apart.
TechRepublic

Decode HD Radio on RTL-SDR
A cybersecurity researcher has cracked the codec used by the NRSC-5-C standard for US based terrestrial digital radio.
K2DLS

Porch portable
During a break visiting relatives in Western NC I went outside, threw my end-fed antenna up into a tree, sat on the front porch swing, and worked stations in Maine, Kansas and Cuba.
Ham Radio QRP

Video

Battery-free cellphone
Harvests energy via ambient RF signals.
University of Washington

Lightbulb vs radio beacon
N1SPY completed a project to make an ultra low power signal (QRP) travel around the world. His radio beacon used less power than a small light bulb.
YouTube

Parks on the Air & outdoor Ham Radio fun
Join me as I activate McKinney Falls State Park in Austin, TX.
K5ACL

2m SOTA Summit pileup
A flurry of Summit to summit (S2S) calls were received from fellow activators out on other SOTA summits.
M0JCQ’s SOTA Channel

Getting Started on 6 meters, the magic band
If you are not familiar with this “Magic Band,” check out this video and join the fun.
HamRadioConcepts

Amateur Radio Weekly – Issue 164

Working 6m Sporadic-E Using a Collinear
This post shows that you don’t need to use a multi-element beam on the 6m band when sporadic-E signals are strong.
Adventures in Ham Radio

JT65’s success. Who’s next?
I’ve also noticed rather empty CW and SSB portions of the band. Even PSK31 signals hard to find, while the JT65 slice is overflowing with signals.
AmateurRadio.com

Heathkit’s new RF meter: Who is it for?
The Heathkit product line puzzles us. The electronic kit market isn’t that big compared to the market for PCs or bicycles.
Hack A Day

ADS-B easy antenna picture guide, testing and some wisdom
Some advice on how to optimize, monitor, and upgrade a station should you wish to jump into the ADS-B hole. Remember: antenna location matters the most.
Radio For Everyone

The limits of aluminum antenna tubing
Aluminum comes in varying grades and the Diamond Antenna CP22E demonstrates why not all aluminum is created equal.
Ham Radio . Magnum Experimentum

Android apps for learning Morse Code
I have settled on and use two of them…
KB6NU.com

Asteroid named after Radio Ham
The International Astronomical Union rewarded the space physicist and radio amateur Asta Pellinen-Wannberg SM3UHV by designating a celestial body in her name, Asteroid 11807 Wannberg.
Southgate

‘Space sisters’ plan stratospheric eclipse balloon mission
This time, they’re teaming up with the pros at NASA for a flight tied to the Aug. 21 total solar eclipse.
GeekWire

Video

Transoceanic aircraft communication on HF bands
ARINC provides shortwave communications required for transoceanic aviation. This is the San Francisco station. Frequencies change often to meet propagation conditions for different locations.
YouTube

Ultra portable PSK31/RTTY Ham Radio HF Digital Modem
Ultra portable battery powered digital modem for HF. No need for a laptop and sound card interface.
HamRadioConcepts

PL-259 connector installation on a RG-213 (or RG-8) coaxial cable
I’m not the only one using this technique but after 25 years of hamming this is the best one.
VA2PV

Guided Tour Inside the E-4B NAOC Doomsday Plane
In the case of a nuclear attack, war on the United States, a terrorist attack, this plane becomes the flying Pentagon.
YouTube

Amateur Radio Weekly – Issue 163

13 Colonies Special Event July 1 – 7
13 Colonies is an annual Special Event held during the 4th Of July Week. Those who participate try to make contact with all 13 Colony Stations, and the 2 Bonus Stations.
13colonies.net

Key to soldering: pace yourself
This nine-episode-long series is what retaught me to solder, and is a masterpiece, both in content and execution.
Hack A Day

RaspberryPi automatic NOAA SDR receiver dropbox uploader
Detailed how-to document.
S55MA

Receiving Jupiter noise bursts
The planet Jupiter is known to emit bursts of noise via natural ‘radio lasers’ powered partly by the planet’s interaction with the electrically conductive gases emitted by Io, one of the the planet’s moons.
RTL-SDR.com

Observe August’s eclipse with your AM radio
Distant radio stations along and near to the path of totality might briefly experience enhanced propagation.
Sky & Telescope

Setting up JT modes with the Elecraft KX3
With quicker turn around times – the JT modes will become even more attractive for folks operating portable (less power consumption) and contesting (quicker contacts)!
K5ACL

Radio meteor detection via NWS Weather Radio
It appears most of the bursts are being caused by reflections from local aircraft.
The Net of Stars

Field Day Photos: Nashville Amateur Radio Club
Bow & arrow and all.
K4CPO.org

Ya gotta love Field Day
I got all of about two hours sleep on Sunday morning, finally just crashing out on one of the camping chairs.
W2LJ

N9TAX 2m Slim Jim Antenna review
Erroneous specs aside, the N9TAX VHF SlimJim antenna is an exemplary dipole.
Ham Radio . Magnum Experimentum

Video

WI Valley Radio Association ARRL Field Day 2017
The Wisconsin Valley Radio Association, an amateur radio club in Wausau, WI participated in the ARRL Field Day event with a 4A station (callsign W9NA).
YouTube

Ham Radio satellite tracker by K4WOF
Filmed at the 2017 ARRL Field Day event in Vero Beach Florida of Jerry K4WOF and his satellite tracker he built himself using plans available online.
YouTube

N5OAK Amateur Radio Club ARRL Field Day 2017
Cardboard shack!
YouTube

KC2OUR ARRL FD 2017
Some of the sights and sounds of ARRL Field Day 2017 hosted at the Orange County EOC.
YouTube

FSQ: A new digital chat mode
Overview and demo of FSQ digital mode.
YouTube

Amateur Radio Weekly – Issue 162

Field Day event locator
See public Field Day sites that members of the public and media can attend.
ARRL

Complete 2017 Field Day rules and information packet [PDF]
Field Day is always the fourth full weekend, beginning at 1800 UTC Saturday and ending at 2100 UTC Sunday.
ARRL

W1AW Field Day Bulletin schedule
The Maritime Radio Historical Society station K6KPH will transmit the W1AW Field Day 2017 bulletin for the benefit of West Coast stations.
ARRL

2017 AMSAT Field Day Rules
The Radio Amateur Satellite Corporation (AMSAT) promotes its own version of Field Day for operation via the amateur satellites, held concurrently with the ARRL event.
Southgate

Field Day 2017: Final Plans
I remember the local club dropped off a generator and left Field Day to four of us teenage hams.
N4KGL

Answers to Top 10 Field Day Questions
Answers to the top 10 questions at Field Day, with questions omitted (and with 5 bonus answers).
AmateurRadio.com

Field Day 2017 is not about one day
The amateur who only has a $30 Chinese handheld radio but knows how to use it forward, backwards, and inside out is better off than the amateur who has a room full of high dollar equipment but can barely do more than turn the stuff on.
Off Grid Ham

How to make Field Day (or any remote operation) a success
An opportunity to promote our essential avocation, here’s my recipe for excellent execution.
KB6NU

Computer logging specifically for Field Day
If you’re still in the dark about how to use the logging software that your club or group will employ this weekend, these videos may help.
ARRL

Video

Solar powered Ham Radio station for Field Day
A solar powered station for portable use. HF/VHF/UHF and satellite ready.
Dan Cui

The Sun takes a breather for Field Day
Overall conditions should remain reasonably quiet, just in time for amateur radio operators participating in Field Day this weekend.
Tamitha Skov

Amateur Radio Weekly – Issue 161

Hamvention reports second-largest attendance ever
Hamvention 2017, at its new venue in Xenia, Ohio, attracted 29,296 attendees.
ARRL

Join Virtual Buildathon and build satellite antenna
Chertsey Radio Club is running a virtual build-a-thon to construct a dual-band satellite antenna for 2m/70cm using low-cost parts and it’s open to all.
AMSAT UK

June VHF Contest results
Any June VHF contest with some decent sporadic-e propagation on 50 MHz is a win.
K0NR.com

DitDit.fm
The Podcast for Morse Code and CW operators!
DitDit.fm

Bad interference & good neighbours
1 second of S7 static, 1 second back to the standard noise floor (about S5), repeat.
VA3QR.ca

Detect lightning strikes with audio equipment
The build is able to detect lightning using a single piece of equipment that is almost guaranteed to be within a few feet of anyone reading this article.
Hack A Day

Tales from Michigan’s State Parks
We recently had an epic Michigan State Parks on the Air run and activated 10 parks in 6 days!
KB6NU.com

Quicker-turnaround digital modes in experimental stage for WSJT-X
Tentative goals include 15-second T/R sequences, sensitivity around S/N = –20 dB.
ARRL

New rules in Mexico unlock FM radio on smartphones
Mexico’s Federal Telecommunications Institute approved a new rule that requires all smartphone manufacturers to enable the technology that allows the device to pick up FM radio signals.
eMarketer

Video

Icom ID-4100 D-Star mobile quick review
The new ICOM ID-4100 D-Star mobile.
Ham Radio Concepts

Amateur Radio Weekly – Issue 160

IRLP rules them all
Superior to all the new digital voice modes – combined.
KE9V

Digital revolution or evolution?
Few or even no CW / SSB signals on the HF bands while at the same time seeing lots of activity throughout the digital portion of the bands.
VE7SL

More Antennas! Receiver Overload! Satellites!
In my never-ending quest to develop the perfect high-altitude ballooning chase car, I’ve added a commercial 70cm turnstile antenna.
RF Head

Why choose the Icom 7300 over the 7610?
You can buy three Icom 7300’s for the same price as a single Icom 7610!
M0JCQ’s Ham Blog

The 6m band holy grail
For us here in Europe the holy grail of the 6m band would be working Japan on 50MHz.
PE4BAS

Hamradio Line Loss Calculator for iOS devices
Coax Line from Federico Romano, IW2MVI is a simple and fast app that allows you to calculate the loss of your coax line.
Mac Ham Radio

Monitoring railroad ATCS control signals with an RTL-SDR
ATCS is used for things like communications between trains, rail configuration data, train location data, speed enforcement, fuel monitoring, train diagnostics and general instructions and messages.
RTL-SDR.com

Hamvention improvements already in the works for 2018
The food and forum venues at the new location got high marks, but the flea market suffered badly from the effects of heavy rainfall.
ARRL

Video

Sporadic E Skip on 10 Meter hand held radio
Be sure to check out 10 meters and 6 meters for sporadic E propagation late mornings or in the evenings. Now is a good time of the year.
RadioHamGuy

Ham radio kite antenna prototype
Our first incarnation of the kite antenna using a smaller kite.
KA5D

Amateur Radio Weekly – Issue 159

Urban HF Noise
Over the past 30 years, HF radio noise in urban areas has steadily increased. S6-S9 noise levels are common, which makes it hard to listen to the signals we want to receive.
Rowetel

Radio controlled pacemakers are easily hacked
Doctors use RF signals to adjust pacemakers so that instead of slicing a patient open, they can change the pacemakers parameters which in turn avoids unnecessary surgery.
Hack A Day

Adding ethernet lightning protection to the shack
The whole idea with isolation is to reduce the vulnerability of the on-board Flex-6700’s Ethernet adapter to stray static or electrical charge energizing a CAT6e cable.
K9ZW

Shifting to Linux
Maybe you are surprised to find a Windows vs Linux reading in 2017.
EA4EOZ

FCC issues Licensee a Notice of Violation for Pirate Broadcasting
FCC agents monitored the apparent unlicensed signal 93.7 MHz and used direction-finding techniques “to positively locate” its source as Hilden’s residence.
ARRL

A tour of the QB50 Cubsat Constellation
There are some unexpected Amateur satellites in the recording, as they happened to be over the horizon at the time of the pass.
Daniel Estévez

GPS timing for JT modes
Not many amateurs use GPS timing instead of a NTP internet timing.
PE4BAS

Project Amelia Earhart: work air mobile station as it travels the world
Here’s an opportunity for both ham radio operators and SWLs to log this special event air mobile station throughout June and July.
The SWLing Post

Video

Hamvention 2017 AMSAT Demonstration W3ZM Oscar 7 Satellite
Can Hams do some amazing things or what? W3ZM Radio Amateur Satellite Corp (N8HM, Paul) making 5 contacts at the 2017 Hamvention.
YouTube

Motorcycle mobile ham radio installations
Descriptive overview of two motorcycle mobile amateur radio installations: 2013 Zero S electric motorcycle with Yaesu FTM-10R radio and Comet SBB-5 antenna, 2003 Honda VFR800 with Yaesu FT-60R radio and Comet HP-32FHN antenna.
KA5D


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  • Matt W1MST, Managing Editor