Comms
Radios, mesh networks, EMP-hardened electronics, secure phones, and how to stay reachable when the grid stalls. The category most preppers underestimate until they need it.
Showing 161 videos · runtime 5–15 min
Top picks in Comms
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Baofeng UV-5RH Pro Unboxing — The Two Features That Actually Matter for Emergency Use
Unboxing and first-look review of the Baofeng UV-5RH Pro, focusing on USB charging and NOAA weather alert capability for grid-down emergency communications.
My Complete RV Ham Radio Setup Explained
Walk through a fully mobile ham radio station: power generation, HF/VHF radios, APRS, and real-world mesh networking tests from an RV.
Ham Radio Protection and Organization: Gear Setup for Portable Operation
Eight-minute walkthrough of padded organizer bags and portable ham radio gear setup, including handhelds, cables, and accessories for field deployment.
Real NOAA Alerts Confirmed on Baofeng UV-5RH Pro | False Positives Still a Problem
Testing the Baofeng UV-5RH Pro's NOAA weather alert feature: configuration settings that work, real alert detection on camera, and remaining sensitivity issues.
A Passion for POTA: Parks on the Air Operating for Emergency Preparedness
Amateur radio operator Evan McPartland discusses Parks on the Air (POTA), a program for setting up temporary emergency radio stations in designated parks, and how to get started.
Your Emergency Communications Plan Needs A Backup
Six-minute walkthrough of low-tech analog communication backups (paper maps, written plans, signaling tools) to complement electronic systems when batteries fail or technology isn't available.
BTech GMRS-V2 Unboxing — Dual PTT Buttons and Feature Walkthrough
13-minute hands-on review of the BTech GMRS-V2 handheld radio: dual PTT buttons, USB-C charging, NOAA weather alerts, IP54 weatherproofing, and programming setup.
4 Rugged Handhelds Every Ham Should Own
Comparison of four weather-resistant ham radios for emergency communications, field operations, and portable backup use.
Off-Grid Mesh Network Review: Meshtastic Devices and Solar Node Installation
Hands-on review of three Meshtastic LoRa mesh devices: SenseCAP Card Tracker, Wio Tracker, and SenseCAP Solar Node, with real-world range testing, specs, and cost breakdown for off-grid communications.
60-Hour Battery Life on the RB48 — Field Test Results
Five-minute field test of the Retevis RB48 GMRS radio: measured 60-hour standby battery life and clarification of the difference between NOAA weather receive and true NOAA alert capability.
Young People Have a Huge Advantage in Ham Radio | Air Force MARS, FT8 & Modern Radios
Why younger operators may have an edge learning amateur radio today, plus practical setup tips for FT8 digital modes and modern menu-driven equipment.
How To Build An Emergency Communications Plan
Ten-minute walkthrough on creating a family communication plan for emergencies: identifying priorities, choosing primary and backup methods, scheduling check-ins, and handling failures.
Ham Radio Communication: Distress, Urgency & Safety Signals Explained
Seven-minute walkthrough of five critical radio signals—MAYDAY, SOS, PAN PAN, SECURITE, VVV—and when to use each in emergency and disaster communication.
Ask Dave, August 2026: More About AM
Technical walkthrough of AM carrier signals using oscilloscope and spectrum analyzer, for radio operators building emergency comms skills.
Antenna Adapters Every Radio Operator Should Own
Eight-minute walkthrough of RF connectors (SMA, BNC, PL-259, SO-239) with practical guidance on building a field-ready adapter kit to solve antenna-to-radio mismatches.
Ham Exam Preparation
Overview of amateur radio licensing, station rules, and communication procedures for emergency messaging during natural disasters and grid-down scenarios.
Four Decades of Service: One Mission: Keep Amateur Radio Alive
40-year ham radio operator recounts his journey from 1984 licensing through disaster response work and founding the Academy of Ham Radio to train emergency communicators.
The Radio Wouldn't Stop Transmitting — Here's Why
Diagnose and fix radio transmission lock-up caused by poorly shielded USB cables in digital mode operations.
Retevis RB48 Review: Great Radio, Disappointing Weather Alerts
Early field test of the Retevis RB48 GMRS radio, including a real-world weather alert reception failure and what impressed the reviewer about audio, siren, and battery life.
Build Your Own Off-Grid Network Right Now With MeshCore
Fourteen-minute walkthrough of setting up a local mesh network for emergency communications using MeshCore repeaters and field-tested gear.
Emergency Communications Starter Kit
Six-minute walkthrough of a practical emergency comms setup for beginners: radio selection, power, antenna, planning, and training without expensive tactical gear.
Scanners and Walkie Talkies are NOT the Same Thing
Seven-minute breakdown of how scanner receivers differ from two-way radios, with real-world monitoring uses and a hands-on review of the GRE PSR-300.
Field Day 2026: Hustler Vertical Antenna Performance in a Portable Setup
14-minute walkthrough of portable amateur radio station setup for Field Day, covering antenna placement, equipment choices, and power management for outdoor operation.
Most HTs Cannot Do This
Review of two Retevis handheld radios with emphasis on the amateur model's standout feature and practical portable radio capabilities.
I've been using this $30 for years: Honest review
Six-minute long-term durability review of the Baofeng UV-82X handheld dual-band radio, covering real-world performance, 220 MHz reception, battery life, and practical tips for budget-conscious preppers.
I Powered a 20W HF Radio With What!
Learn to measure actual power draw and battery runtime of portable ham radios using an inexpensive USB tester.
The Reason Your USB Device Won't Connect
Learn to identify which USB cables support data transfer versus charging only, a critical troubleshooting skill for radio programming and digital interfaces.
Serious Prime Day Deals
Curated Amazon deals on flashlights, radios, mesh networking nodes, power banks, and test equipment for preppers.
Introduction to Digital Modes
ARRL technical editor explains digital modes in amateur radio: what they are, why preppers should learn them, and how to get started.
The 5 Things You Need for Emergency Communications
Seven-minute breakdown of the five system components every emergency communication setup requires: operator skill, device selection, power, antenna, and planning.
Retevis RB48 Quick Start
Six-minute walkthrough: powering on, adjusting volume and channels, using PTT, menu navigation, and accessing NOAA weather on the Retevis RB48 FRS radio.
Retevis RB48 4-Pack Unboxing and First Impressions
Unboxing and hands-on first look at the Retevis RB48 heavy-duty waterproof walkie-talkies, covering build quality, features, battery life, and initial performance notes.
Follow-Up to My Tuner Video: Working HF in Rough Conditions
Practical demonstration of HF radio operation and tuning techniques in suboptimal field conditions, building on earlier tuner fundamentals.
I Built A Solar Powered Emergency Wi-Fi DMR Hotspot That Runs Indefinitely
Live demonstration of a grid-independent DMR radio hotspot powered by car battery and Starlink, showing how digital modes survive when infrastructure fails.
One Box, Every Digital Mode
Unbox and set up the HamSpot 5 multimode digital hotspot, a budget-friendly alternative to premium options that supports DMR, D-STAR, YSF, P25, and NXDN.
$2500 Bought Us Insane Coverage
Install a mountain-top LoRa mesh repeater for $2500 to extend off-grid communication range across a region.
I've Kept These GMRS Radios In My Car for a Year: Here's the Truth
Year-long field evaluation of GM15 GMRS radios: battery life, build quality, real-world performance, and actual use cases from a licensed ham and GMRS operator.
Two Essential Features for Handheld Emergency Radios
Ham operator breaks down USB charging and true NOAA EAS alert capability—the features that separate radios that actually warn you from ones that just receive.
Col de Vence | PRC-351 | 6m FM
Field test of a PRC-351 portable radio on the 6-meter FM band for local emergency communications, with discussion of why 6m FM is underutilized for disaster scenarios.
The Comment Section Was Right
Step-by-step walkthrough of flashing a Seeed Solar node with MeshR firmware, configuring repeater settings, and troubleshooting initial deployment.
Starlink Mini Powered Tripod: Off-Grid Field Test
Real-world field test of the Orbynexa PM166S battery and tripod for powering Starlink Mini in portable off-grid and emergency communications scenarios.
Survival AI When There's No Internet
Structured test of USB-based offline AI against ChatGPT using 100 survival questions; results show major accuracy gaps.
WSPR Watch & HamAlert: Two Free iPhone Apps for Ham Radio Operators
Eight-minute walkthrough of two free iPhone apps for amateur radio operators: WSPR Watch for real-time spot visualization and HamAlert for DX alerts via push notifications, with setup tips and real-world demos.
CW Morse Code Activation on Modified Budget Handhelds
Three operators activate a remote summit using modified $20 Quansheng handhelds for CW Morse code transmission—hands-on demo of portable radio setup and field comms.
My Yaesu FT-891 Go Box
Building a portable ham radio station with a Yaesu FT-891 transceiver and FC-50 tuner for off-grid communications capability.
Wouxun KG-S88G PLUS GMRS Radio - Review Of The New GMRS Radio From Wouxun With Bluetooth Audio
Comparison review of the upgraded KG-S88G PLUS GMRS handheld, focusing on its Bluetooth compatibility with wireless headsets.
Scanning GMRS Channels - What Can You Hear On GMRS? I Scan All GMRS Frequencies
Real-world scan of all 22 GMRS channels to assess actual radio traffic and compare activity levels against CB radio claims.
Best GMRS & Ham Radios - My Top 3 Ham Radio GMRS Radio List For 2024
Reviews three affordable handheld radios for emergency communications, comparing features and capabilities of GMRS and ham options.