Amateur Radio Weekly – Issue 102

First look: Tytera TYT MD-390 DMR HT
The Tytera TYT MD-390, the successor of the popular Tytera TYT MD-380 DMR HT, has arrived.
amateurradio.com

Just one more db
See if you can hear the difference between each 1 db increment.
VE7SL

Mobile AREDN Mesh Networking
I built a Mobile Mesh Node. It consists of 2 Ubiquiti Rocket M2 units – one for the AREDN node, and the other to act as a local wireless access point.
VA3QR

ARRL 2016 August UHF Contest Cancelled
Many commenters expressed dissatisfaction with the timing of the contest, occurring as it does at the hottest time of the year.
ARRL

Embed APRS position on your website
Paste the following HTML code on your web page, and you’ll have an automatically updating real-time APRS Google Map running in minutes.
aprs.fi

Find the signal in the noise
GPS signals are very weak, coming in at about 120 dBm which is below the thermal noise floor of ~100 dBm.
Software Defined GPS

ARRL really needs to reach out more effectively
I don’t believe that they’re doing enough to attract new members and retain existing members, and a few recent incidents have only solidified my opinion.
KB6NU

Supporting disaster communications from space
We owe it to these volunteers to do everything we can to support their work to help communities bounce back when disaster strikes.
FEMA.gov

CW call sign weight analyzer
A useful tool when trying to figure out how long it will take to send a call sign using CW.
RadioQTH

Listening to an astronaut transmit from the International Space Station
A fun and educational use of the RTL-SDR.
TRL-SDR.com

Amateur Extra Query Tools
AE7Q

Video

Rowetel FreeDV SM1000 in action
A transmission of the weekly WIA Broadcast in both SSB and then FreeDV.
YouTube

Introduction to the Icom IC-7300 HF/50/70MHz Transceiver
Icom’s first Software Defined Radio (SDR) HF radio.
Icom

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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