HF3–30 MHz
VHF30–300 MHz
UHF300 MHz–3 GHz
SHF3–30 GHz
Networks and security, explained by someone who has run them.
Commzgear is a resource provided by a career communications professional who knows about the gear, how it works, and how to leverage IT solutions to provide key decision advantages.
Tech gear blog
Writing
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Commzgear Weekly Update — Week of Oct 26, 2026
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Apple Watch in 2023-2024: Revolutionary Designs and Noteworthy Updates
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Finest Switching Solutions for Small Businesses in 2023
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The Best Wireless Routers for Your Home in 2023
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FBI Issues Warning about Where You Charge Your Gear
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Messages are about to get more messy
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Commzgear Podcast
The week in networking and security
Short episodes on vendor news, breaches, and what they mean for the people who keep networks running.
About
By communication people, for communication people
Commzgear started as a place to talk honestly about communications equipment: what works, what breaks, and what the marketing leaves out.
It is written by Jason Blackman, who has spent more than two decades leading communications and IT programs in the U.S. Navy. Every post and episode is his own.
- EducationB.S. Computer Science, U.S. Naval Academy
- EducationM.S. Information Technology Management, Naval Postgraduate School
- ExperienceLed IT programs with annual budgets up to $150M
- CompanyCommzgear LLC, Virginia
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