RADIO 4DAT

RADIO 4DAT turns the low-cost radios you already own into a planned, legal backup communications network. Tell it your group size, how far the farthest link is, the terrain and your license, and it recommends the radio, antenna, channel plan and the lowest transmit power that still closes each link. It knows the rules: without a license it plans only license-free services (FRS, LoRa mesh, Wi-Fi), and it shows exactly why an option is blocked. WHAT'S INSIDE • Plan: a build for your team in seconds, with relays, vehicles and the heads-ups your phone needs • Kit: track your radios, batteries, tests and reorders; sign in to keep the same kit on every device • Gear guide: commercial radios, LoRa boards, receivers and accessories, each tagged with whether you may transmit with it • Survey: a simulated spectrum view showing how a $40 receiver flags interference and jamming and takes bearings •…