r/HamRadio

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r/amateurradio
50k  subs
Welcome to Reddit's own amateur (ham) radio club. If you are wondering what Amateur Radio is about, it's basically a two way radio service where licensed operators throughout the world experiment and communicate with each other on frequencies reserved for license holders. All topics relating to the hobby are welcome here, from purchasing and building equipment, to operating techniques and activities, and everything in between.
https://reddit.com/r/amateurradio/
r/Baofeng
6k  subs
Everything related to Baofeng Radios, and other similar models
https://reddit.com/r/Baofeng/
r/RTLSDR
61k  subs
A subreddit for the low-cost software defined radio (SDR) community. While originally dedicated to the [RTL2832U USB rtl-sdr](http://sdr.osmocom.org/trac/wiki/rtl-sdr) project, relevant content related to general SDR, RF, and similar projects are also welcomed.
https://reddit.com/r/RTLSDR/
r/shortwave
6k  subs
A community dedicated to shortwave radio broadcasters, experimenters, and listeners.
https://reddit.com/r/shortwave/
r/electronics
156k  subs
A subreddit dedicated to news, articles and general discussions related to electronic systems and circuits.
https://reddit.com/r/electronics/
A subreddit for practical, component-level design and repair questions on electronic circuits. We also cover the associated tools and equipment.
https://reddit.com/r/AskElectronics/
r/preppers
107k  subs
Learning and sharing information to aid in emergency preparedness as it relates to disasters both natural and man-made. Insurance for tough times.
https://reddit.com/r/preppers/
r/HamFest
3k  subs
Buy, Sell, Or Trade Ham Radio and other electronics gear and test equipment.
https://reddit.com/r/HamFest/
r/arduino
173k  subs
A place for all things Arduino!
https://reddit.com/r/arduino/
r/cbradio
3k  subs
A place to talk about CB radio: how to use them, how to install them, and how to get them working their best. Drop in to rag chew or just come check the mail. Either way drop by and say hi. That's a big 10-4, good buddy!!!
https://reddit.com/r/cbradio/
A subreddit for discussing the Raspberry Pi ARM computer and all things related to it.
https://reddit.com/r/raspberry_pi/
r/linux
423k  subs
All things Linux and GNU/Linux -- this is neither a community exclusively about the kernel Linux, nor is exclusively about the GNU operating system.
https://reddit.com/r/linux/
r/CCW
89k  subs
A subreddit to discuss the concealed carrying of weapons (CCW) and other self-defense topics.
https://reddit.com/r/CCW/
r/sysadmin
374k  subs
A reddit dedicated to the profession of Computer System Administration.
https://reddit.com/r/sysadmin/
r/homelab
213k  subs
Welcome to your friendly /r/homelab, where techies and sysadmin from everywhere are welcome to share their labs, projects, builds, etc.
https://reddit.com/r/homelab/
r/EDC
229k  subs
What essentials do you carry on a daily basis?
https://reddit.com/r/EDC/
r/guns
476k  subs
A place for responsible gun owners and enthusiasts to talk about guns without the politics.
https://reddit.com/r/guns/
r/networking
182k  subs
###Enterprise Networking Routers, switches and firewalls. Network blogs, news and network management articles. Cisco, Juniper, Brocade and more all welcome.
https://reddit.com/r/networking/
Welcome to **Tales From Tech Support**, where we share our stories of: * *Incredible Feats* of Networking Heroics; * *Tech Troubleshooting* Under the Direst Circumstances; * *Unsolvable Problems* Cracked by Sheer Genius and/or Pure Luck; * *Moral Support* after Having Dealt with Difficult Clients; * And of course, **Stupid User Stories!** We've got a bit of a lull in the queue just now, so kick back, grab a cold one, and share your best tales among friends here at TFTS!
https://reddit.com/r/talesfromtechsupport/
r/flying
99k  subs
This community is for discussion among pilots, students, instructors and aviation professionals.
https://reddit.com/r/flying/
r/netsec
327k  subs
A community for technical news and discussion of information security and closely related topics.
https://reddit.com/r/netsec/
r/Firearms
116k  subs
A place to discuss firearms and news relating to guns and other small arms. We value the freedom of speech as much as we do the right to keep and bear arms. Posts must be somewhat related to guns and must comply with the Global Reddit Rules.
https://reddit.com/r/Firearms/
r/Multicopter
66k  subs
The home for anything multi-rotor related
https://reddit.com/r/Multicopter/
r/cordcutters
289k  subs
Are you tired of paying too much for cable television? Join us and become a cordcutter today. We offer advice on live streaming and on demand services, antennas, and OTA DVRs. Get help with your Smart TV, Roku, Fire TV, Apple TV, Chromecast, and Android TV. Discuss Netflix, Hulu, and Amazon. Learn about Sling TV, PS Vue, FuboTV, DirecTV Now, YouTube TV and Philo.
https://reddit.com/r/cordcutters/
r/flashlight
64k  subs
We discuss quality flashlights and lights of all types including: EDC, keychain, headlamps, lanterns, weapon, work, and many others. Reviews are also welcomed here.
https://reddit.com/r/flashlight/
r/Survival
586k  subs
The Wilderness Survival subreddit.
https://reddit.com/r/Survival/
a subreddit dedicated to antennas of any kind
https://reddit.com/r/antennasporn/
r/ar15
138k  subs
/r/ar15 is here for your favorite black gun links, build pics, questions and other tactical or practical information.
https://reddit.com/r/ar15/