Pre-Order Grid Down Emergency Communications
This is a eBook pre-order. The release date is December 24, 2024 In a world where traditional communications can fail when you need them most, […]
Education
Charging your laptop or tablet off-grid
Need to charge your tablet or laptop computer off-grid? This video shows you how to do it.
Retevis Ailunce HD2 ISRU Frequency Expansion
This tutorial explains how to modify Retevis Ailunce HD2’s band for different IARU regions and outlines the advantages of DMR in ham radio, including text messaging.
My Off-Grid & Grid Down Comms Energy strategy
The off-grid ham shack is fully energy self-sufficient, utilizing solar, wind, and other power sources, with a focus on low current devices for sustainable communication.
Impromptu QRP JS8Call QSO with Icom IC-705
Radio enthusiast details QSO with GW4OZU using Icom IC-705, demonstrating JS8Call’s efficacy in low-power HF communications.
Retevis Ailunce HD2 AES256 Encryption clarification
Summary: Retevis clarified AES128/AES256 encryption for the HD2 and confirmed, IT’S COMING!
Retevis Ailunce HD2 DMR Radio is here!
The Retevis Ailunce HD2 is finally here! Here’s a short preview of the highlights. A few weeks before this post was published, Retevis reached out […]
HF Propagation predictions
An amateur radio operator explores how detailed weather data could predict HF band openings, leveraging temperature, pressure, and historical contact information while considering the impact of cold on equipment conductivity.
Ruuvi Sensors & Gateway | Off-Grid Ham Shack
Integrating the Ruuvi Gateway and sensors to remotely monitor indoor/outdoor temperatures, ensuring safe temperatures for lithium battery charging.
Off-Grid Ham Shack
Keeping the Ham Shack & my Lithium batteries warm in winter
To protect lithium batteries from cold while charging, a video/blog showcases using a Chinese diesel heater in an off-grid ham shack. It’s vital to keep batteries above freezing, a lesson learned from electric cars in winter. The video details the installation and operation of a 3kw Vevor diesel heater, which also powers up using the ham shack’s LiFePO4 batteries, maintaining ideal temperatures for both batteries and equipment.