Accessed on 13 May 2018, 0354 UTC, Post #555.


Editor:  Cale Mooth (K4HCK).

Please click link or scroll down to read your selections.


Cale Mooth (K4HCK) calls his blog “Amateur Radio Weekly” a record of “ham radio’s most relevant news, projects, technology, and events.”

Here are the top Amateur/Ham Radio news items compiled by “Amateur Radio Weekly”.  Views expressed in this blog are those of K4HCK and his contributing authors.

 Amateur Radio Weekly – Issue 203

Shortwave Trading: The West Chicago Tower Mystery
I recently stumbled onto the first evidence of shortwave trading at a site in West Chicago, Illinois and then used Federal Communications Commission (FCC) database research techniques to find two more sites.
Sniper In Mahwah & friends

2018 State of the Hobby Results
The results are in!
State of the Hobby

6m Moxon antenna
The SWR figures predicted are pretty much spot on, with a dip right around 51250.

FreeDV 700D vs Analog Comparison
A comparison between Analog SSB and the new FreeDV 700D mode, over an HF channel (40m, late at night), with the same transmit power (~100W PEP).
Mark Jessop

Nixie LED Clock
I built an alternative clock using a 3D printer and laser cutter.

The Boris Beacon
A 1mW solar-powered HiFER beacon.

Radio receiver ‘listens’ for dark matter particles
We’ve built a radio that looks for a radio station, but we don’t know its frequency.

Parity Act language inserted in National Defense Authorization Act
The bill now awaits House floor action. The Senate will begin its markup of the NDAA during the week of May 21.

OLED GPS display on Arduino with a little C++
I’ve written a little code to read the $4.10 GPS and display a bit of info on a small OLED display using the excellent Adafruit library.
marxy’s musing on technology


Receiving Radio New Zealand 15720khz in Santa Cruz, CA on a Hallicrafters S-38
What Radiohead sounds like from 6,500 miles away on a 62 year old shortwave radio.

4m parrot repeater
Testing GB7FM 4m simplex repeater, fondly known as the Tring Parrot.

For the latest Amateur/Ham Radio news and information, please check the blog sidebars and links.  These news feeds are updated daily and weekly.

Please send your Hawaii Island Amateur/Ham Radio news items to for inclusion in this blog and for publication by Hawaii Island print and broadcast media.

Thanks for joining us today.

Aloha es 73 de

Russell Roberts (KH6JRM)

Public Information Coordinator

Hawaii County, ARRL Pacific Section