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, […]
RadioCommunications
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.