Overview — What CTCSS and DCS Are
CTCSS (Continuous Tone-Coded Squelch System) and DCS (Digital-Coded Squelch) are privacy code systems used in analog two-way radio communications. They do not create new channels nor encrypt your…
Ht-radios
Ht-radios
GMRS Handheld Showdown: BTech GMRS-V2 vs. Retevis/Ailunce HA1G vs. Radioddity GM-30 Plus
If you’re shopping for a GMRS handheld in 2026, you’ve probably noticed the market has split into two camps: The BTech GMRS-V2, Retevis/Ailunce HA1G, and Radioddity GM-30 Plus…
Engineering a Low-Cost APRS Node with Raspberry Pi, DigiPi, and a Baofeng UV-5R Mini
Overview APRS (Automatic Packet Reporting System) remains one of the most mature examples of distributed RF data networking in real-world use. Long before the rise of modern IoT…
Building a Layered Emergency Communications Plan
From Family Radios to Regional Reach Emergency communications fail most often not because of equipment—but because of single-point thinking. One radio, one service, one plan is rarely enough…
Ailunce HA1G and GMRS: A Practical Look at Modern Personal Radio
What Is GMRS, and Why It Still Matters The General Mobile Radio Service (GMRS) is one of the most practical two-way radio services available in the United States.…
Step-by-Step: Saving the Factory Setup
Radioddity GM-30 Plus and Using RT Systems Programming Software on Windows 11 This guide is written specifically for RT Systems programming software on Windows 11 and the Radioddity…
Step-by-step guide: Save your handheld radio’s factory setup (before you change anything)
This workflow is written to work for most handhelds (ham or GMRS) whether you use manufacturer CPS or CHIRP. The goal is simple: create a “known-good” factory backup…
Programming Handheld Radios — and Why Preserving Factory Settings Is Best Practice
Programming a handheld radio (HT) is one of the first tasks most operators undertake after purchase. Whether the radio is destined for amateur radio, GMRS, or public-safety monitoring,…
HT Programming Workflows: RT Systems vs CHIRP vs Manufacturer CPS (Which Should You Use?)
Programming a handheld transceiver (HT) is one of those jobs that looks simple—until you’ve burned an hour chasing a driver issue, a cable chipset, or a “why did…
Yaesu FT-5D: A Modern Fusion Handheld Built for Serious Operators
The Yaesu FT-5D represents a mature evolution of Yaesu’s System Fusion handheld line—combining robust RF performance, dual-band analog/digital flexibility, and a polished user experience in a form factor…