Grid-Down Emergency Communications is now available in print on Amazon. Focus: strategies, methods, and procedures for real grid-down comms. Soon, also via PileupDX (Sweden) and DIY599 (Oliver DL4KA) in Germany. oh8stn.org/blog/2026/01... 73, Julian OH8STN

Grid Down Emergency Communications is finally ready. The book is now available for pre-order on Amazon. Clear, practical strategies for keeping your network running when the grid fails. Out Dec 24, 2025. www.amazon.com/dp/B0G4JY2RLJ #oh8stn #HamRadio #Prepper #EmergencyComms #SHTF

Ham Radio, Marksmanship, and Fieldcraft. Pragmatic Cross Training for Preparedness. youtu.be/jfLrER2OTbc #oh8stn #hamradio #Preparedness

Cross-training builds real resilience. Last weekends combined HF communications, fieldcraft, and marksmanship in the swamps of Puolanka, Finland, eas an incredible experience. Preparedness isn’t theory! oh8stn.org/blog/2025/10... #oh8stn #hamradio #survival

The DJI Drone Ban: Everything They're Not Telling You! oh8stn.org/blog/2025/10... #dji #drones #hamradio #oh8stn

Off-Grid Power for Emergency Communications. www.amazon.com/author/julia... #oh8stn #hamradio #lifepo4 #solarpower

Melbourne Florida Hamfest oh8stn.org/blog/2025/09... #hamradio #oh8stn

Off-Grid Power for Emergency Communications. www.amazon.com/author/julia... #oh8stn #hamradio #lifepo4 #solarpower

The Lab599 TX-500MP covers 160–6m (TX/RX), including CB. One rugged radio for local, regional, and global comms all without repeaters or infrastructure. youtu.be/oQKY1BZIOwY #HamRadio #CBRadio #TX500MP #OH8STN

QRP Portable field test of the Chameleon MPAS 2.0 portable ham radio antenna from Hailuoto Island KP24iX. POTA + WWFF activation with SSB & FT8 using the Lab599 TX-500MP. 🎥 Watch here: youtu.be/Ee8__nY4NGM #HamRadio #oh8stn #POTA #WWFF #PortableHamRadio

New blogpost up: Icom IC-7300MK2 — Off-Grid Friendly Why a 23% drop in receive current makes all the difference for grid-down comms. Full post: oh8stn.org/blog/2025/09... #hamradio #icom £ic7300mk2

Finally, an HF radio for preppers. The Lab599 TX-500MP is a rugged 160–6m, 10W manpack radio the community is talking about. Join me as I share my experience with this man-portable QRP rig. youtu.be/oQKY1BZIOwY #hamradio #qrp

QRP portable today with the Lab599 TX-500MP. Ran 10w SSB into the Chameleon MPAS vertical to work UK POTA station 2E0JJS (S5). A little repeat on phonetics, and we had solid copy. youtube.com/shorts/tVx4A... My books: www.amazon.com/author/julia... #hamradio #qrp #oh8stn

My first Winlink session with the Lab599 TX-500MP & LiNK500MP TNC on 40m band. Connected 760 km away with just 10W!. 📺 Watch: youtu.be/8B5sGxHY7tY #Winlink #TX500MP #OH8STN #HamRadio

New video out on YouTube. Topic is QRP! QRP is efficient, portable, & powerful, but sometimes, condx demand more. In this vid, I show how a compact HF amp helped complete a failed Winlink session—without ditching my low-power strategy. youtu.be/x77GsFs2qZ4 73 Julian oh8stn #oh8stn #hamradio #qrp

Just tested the LiNK500MP for the Lab599 TX-500MP. It adds RPR, audio interface for data modes, GPS, 12V input, Bluetooth LE, and mic passthrough. 🎥 Watch on YT: youtu.be/8ZWeLTq6sUE?... More info: diy599.net 💪 Support my work: www.amazon.com/author/julia... #HamRadio #TX500MP

Now that the Yaesu FTX-1 is out, this might be a good time to take a look at how data comms work with the Icom IC-705 and a Microsoft Surface Go tablet. With the IC-705, the wires are optional! youtu.be/r22xilag_9A?... #oh8stn #icom #ic705 #hamradio

Hello Operators There is a new blog post up on the oh8stn blog. If it's not too much to ask, please let me know what you think about the concept. Also if you think I should expand this into a downloadable guide. 73 Julian oh8stn Blog: oh8stn.org/blog/2025/07...

New post up. Starlink now supporting the California Wildfires with Starlink internet, and direct to cell service. Read more at oh8stn.org/blog/2025/01...

LiNK500 is very much like an SCS Tracker. The LiNK500 can act as a standalone RPR tracker, Winlink RPR TNC, HF APRS TNC with Android, IPhone, iPad, Windows or Linux, and it can act as an audio device for FT8, JS8Call, Vara HF or any AFSK data mode. youtu.be/I_olnGwwuno

New video and file drop. Grid Down Communications youtu.be/tdrrCoHJhbo?...

2 new chapters posted. Grid Down Emergency Communications. oh8stn.org/blog/2024/12... #hamradio

So many ham radio newcomers coming to the channel. Learning NATO alphabet and numbers is high on the requested list. I suspect heightened tensions between NATO & RUS may also have people worried. 73 Julian oh8stn Share url: youtu.be/ULxwgAreRyw

Testing #starlink for grid down disaster communications. Join me as I field test Starlink to Starlink with Mark @M0IAX youtu.be/JOoXAtxQ-Hg

Testing @Starlink Mini at 65° North with @PowerFilmSolar 100 watt solar panel for power. @m0iax thanks for helping me test 🙏 youtube.com/shorts/HkZJP...

This video demonstrates how and why I charge my ebike off grid, using solar power at home, and in the field, for my off grid ham radio adventures. 73 Julian oh8stn youtu.be/sVArV6lEpKw

Checking out the Yaesu FTX-1F! In this video, we'll dive into the features of this QRP ham radio and ponder whether or not it will be the new 'must-have' for portable operations. 73 Julian oh8stn youtu.be/mv3wrBZk7EE #hamradio #yaesu #ftx1f

This is the 4010 LEFS Lightweight End Fed Half wave Sloper from Chameleon Antenna. It is an end fed half wave antenna for the 40m, 20m & 10m bands. It is man-portable and easy to setup, & offers great performance. 73 Julian oh8stn youtu.be/z3fUHGvwuSU

In this episode we discuss off-grid communications with JS8Call, the importance of keeping a flexible and adaptable operation strategy, and the problems with the "No Random Contacts" strategy to emergency communications. 73 Julian oh8stn #hamradio youtu.be/ooCqv53xeuk

EP1 - Julian OH8STN and his dog Junior headed North to test the off-grid power and communications capabilities of his portable ham shack camper. This first episode focuses on getting there, and getting started. 73 Julian oh8stn #hamradio Share video: youtu.be/daUf3Re4Szk

QRP WinLink session using the ICOM IC705, Microsoft Surface, and N9SAB OCF dipole set up for NVIS. There's very little talk in this video. The idea is simply showing newcomers what's possible with low power. youtu.be/GQNsTy7s2xA 73 Julian #oh8stn #hamradio #winlink #qrp

Hello Operators. In this video we go through charging our Microsoft Surface or similar laptops and tablets off-grid, using the same 12 volt batteries that power our ham radio gear. 73 Julian #oh8stn #hamradio #computer Share video url: youtu.be/SvGeOvR7DL4

Setting up and demonstrating the ultimate ham radio disaster battery pack from Power Queen. It has a wireless shunt built-in, making battery monitoring and heath checks extremely simple. 73 Julian oh8stn youtu.be/kUPMAYtr7Y4 Discount code: JulianOH8STN

Power Queen LiFePO4 Prime Day sale. If you've been on the fence about LiFePO4, it might be time! oh8stn.org/blog/2024/07... 73 Julian oh8stn

Ham Radio Camper Caravan gets a "Power Up". Battery monitoring, more dolar panels, and some lessons in noise reduction. 73 Julian #oh8stn #hamradio youtu.be/z54h2TO7GJ4

Today's topic: Low-power, narrow-bandwidth asynchronous messaging with JS8Call. 73 Julian oh8stn Share video: youtu.be/KtU43BIT6UQ

The Ham Radio Camper Caravan Trailer is finally here. In this video, we install some solar panels, drill and install power cables, test a telescopic mast with 80m meter OCF, then run winlink & FT8 sessions. 73 Julian oh8stn youtu.be/ddOyAK804o0

Ham Radio Camper Caravan Winlink Testing #hamradio #winlink youtube.com/shorts/O-s7_...

Hello Operators. There's a new post up on the website. I've been testing a Bluetooth enabled, Lithium iron phosphate battery from power queen. The added capabilities are interesting. oh8stn.org/blog/2024/06... 73 Julian oh8stn

When ham radio annoys me. youtube.com/shorts/ByvxM...

Incredible News! youtu.be/drRrF9hcO94

Portable Solar Power Giveaway Update #hamradio youtube.com/shorts/xdA0w...

Why does emergency power remain an afterthought? youtube.com/shorts/7R1IR...

Portable Ham Radio on Solar Power Basics is up on YouTube and soon Rumble. 73 Julian oh8stn #hamradio youtu.be/lnkyDKPLFUk

Portable Ham Radio on Solar Power. For those of you supporting the channel, here is your chance to get some portable power gear for your off-grid ham radio adventures. Share video preview URL: youtu.be/Xct5n1QqcOQ Get more information from: oh8stn.org/blog/2024/04... 73 Julian #hamradio

Episode notes are up: Setting up a Microsoft Surface Go for Portable Ham Radio Data Modes. Blog: oh8stn.org/blog/2024/04... Video: youtu.be/-XXpvZ2ifh4 73 Julian oh8stn

There's a new video up. Today we're talking about portable ham radio data modes with a Microsoft Surface. 73 Julian oh8stn Share video URL: youtu.be/-XXpvZ2ifh4 Related Blog posts: oh8stn.org?s=microsoft+...

With ARRL Field Day just around the corner, it's time to start thinking about portable power for your Portable Ham Radio Field Station! #hamradio

Hello Operators. One simple video for today. This is a small tutorial for changing or expanding the Retevis Ailunce HD2 band and frequency coverage according to IARU region. youtu.be/M3McmgyvvPw That's it for now. 73 Julian oh8stn

@n9sab_ sent over a care package filled with lightweight, efficient, stealthy antennas for portable and fixed station ham radio use. Let's unbox them together! youtu.be/SlVT7fc0EMo Ordering a N9SAB antenna? Try this eBay affiliate link. oh8stn.net/n9sab