Amateur Radio Weekly – Issue 195

Rescue on Uncompahgre Peak
A teenage boy came up to me and said he had been sent to “find the guy with the radio” because a girl had been hit by a rock down below and was hurt.
K0NR

FCC: Bitcoin miner interfered with T-Mobile network
Bitcoin miner generated spurious emissions in 700MHz, disrupting T-Mobile LTE.
Ars Technica

Low cost carry bag for Elecraft KX3
This week I found a Manfrotto shoulder camera bag for $20 that fits it very well.
Marxy’s musing on technology

VARA HF Modem
VARA Modem brings state of the art Military grade technology to new and existing HF data.
EA5HVK

Diversity in the shack
The Raspberry Pi has opened up the opportunity to provide low cost services. I have one as an APRS igate, one that runs my SatNOGS ground station and that was it until last week when I put an unused older Pi2 to good use as an ADSB receiver using a system called PiAware.
G7KSE

DIY LiFePO4 battery pack for the Yaesu FT-891
This first pack (128wh) is a lightweight rapid deployment pack.
OH8STN

High school students go ‘Ham’ with Amateur Radio competition
In the school’s first year competing, 90 students signed up to participate.
Reporter Herald

J antenna variations
Here we see five variations on the basic J antenna (aka J-pole).
hamradio.me

Video

Charging and discharging a LiFePO4 battery at the same time
I demonstrate what happens when you try to simultaneously charge and discharge a LiFePO4 battery as you would when using a power module in the field.
KF7IJZ

Amateur Radio Weekly is curated by Cale Mooth K4HCK. Sign up free to receive ham radio's most relevant news, projects, technology and events by e-mail each week at http://www.hamweekly.com.

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