DTMF Keypad and Microphone
A DTMF Keypad and Microphone allow users to control radio systems through audio tone commands. These tools form a vital part of communication setups in amateur and commercial radio. The…
Vince
BTECH GMRS-50V2 Mobile: 50 Watt Powerhouse
The BTECH GMRS-50V2 is a high-powered, mobile GMRS two-way radio built to deliver excellent performance and flexibility for both casual users and communication enthusiasts. Offering up to 50 watts of…
Analog vs DMR Range on Ham Radio VHF/UHF Bands
When comparing Analog vs DMR Range on 5 watt handheld ham radios within the VHF and UHF bands, the conversation often centers around range and clarity. Although both modes serve…
Digital Mobile Radio (DMR): What is it?
Digital Mobile Radio (DMR) is an international digital radio standard defined by ETSI (European Telecommunications Standards Institute). Developed to replace the analog systems, and bring better voice quality, more efficient…
Midland GXT67 PRO GMRS Radio
The Midland GXT67 PRO is a powerful two-way GMRS radio built for users who need durability, range, and advanced features. Designed for outdoor enthusiasts, emergency preppers, and GMRS users alike,…
Bluetooth In Amateur Radio
Bluetooth is a short-range wireless communication technology designed to exchange data between devices over short distances. It operates on a global standard, allowing different electronics to connect and interact without…
Retevis Ailunce HA1UV
The Retevis Ailunce HA1UV is a dual-band two-way radio designed for both amateur and users who demand durability, clarity, and power. This rugged handheld offers a mix of advanced features…
Uniden SDS200: Exploring The Ultimate Digital Scanner
The Uniden SDS200 True I/Q™ TrunkTracker X is one of the most advanced base/mobile digital scanners available today. Designed for power users, public safety professionals, and dedicated scanner enthusiasts, the…
The Superheterodyne Receiver: A Foundation of Amateur Radio
A superheterodyne receiver is a type of radio receiver that uses frequency conversion to simplify and improve signal detection. Invented in the early 20th century, it remains the dominant architecture…
Roofing Filters: Amateur Radio Filters
Roofing filters play a critical role in amateur radio receivers, especially in maintaining performance during crowded band conditions. These filters are the first stage of selectivity in a superheterodyne receiver,…