Jonathan Davis (JD) works as a wireless engineer for an enterprise organization. He has 20 years of experience in IT across many specialties. He is a co-host and producer of CenterFreqs and blogs at subnetwork.me.

When he isn’t behind a computer, he spends a lot of time outside gardening or exploring the world around him, often with a camera in his hand.

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Networks

CBRS and Unlicensed LTE

March 23, 2020

When considering network choices for IoT devices, a common choice is LTE. As 5G deployments cover more areas, technologies like Narrowband Internet of Things (NB-IoT) will become available for adoption. The technology is a compelling choice. Great (LTE) coverage, fantastic roaming capability, and the …


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Networks

Waggle Dance Yourself to Automation

March 16, 2020

ZigBee, named for the waggle dance bees use to communicate, is one of the oldest, and most often used protocols, but how much do you know about it? ZigBee operates across various frequencies, but only the 2.4GHz band is available for use worldwide. For …


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Networks

Is IPv6 Too Big for an IoT Tiny Home?

February 26, 2020

Read about wireless IoT protocols, and one feature will stick out above the rest. 6LoWPAN is a typical client addressing protocol. But what is it? The “6” gives us an immediate hint, and if you’re asking if it has anything to do with IPv6, …


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Systems

2020—The Rise of the Machines?

February 19, 2020

I’ve spent a lot of time thinking about the Internet of Things recently. Well, I’ve spent the last seven years thinking about IoT. Seven years ago, I bought my first Wink Hub. That and a couple of bulbs from GE started me down a …