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What do you think about 220Mhz frequency?

What do you think about 220Mhz? will you choose a 1.25M 220Mhz band HT radio? Please welcome to recommend below.   ...

Read more  1.25M band,  220Mhz frequency band

Types of Ham Radio Operator Licenses

The FCC issues six license classes, each authorizing varying levels of privileges. The class for which each licensee is qualified is determined by the degree of skill and knowledge in operating a station that the licensee demonstrates during an examination to volunteer examiners (VEs) in his or her community.  ...

Read more  Ham Radio Operator Licenses

What is the difference between cross band transmit&receive and repeater?

We know Ailunce HD1 has the cross band transmit and receive function, and Retevis RT23 has the cross-band repeater function. do you know what is the difference between cross band transmit&receive and repeater?  ...

Read more  Repeater,  Retevis RT23,  Ailunce HD1

Something about ARTS The Auto-Range Transpond System

ARTS™, also known as Auto-Range Transpond System, is a type of technology used in two way radios - more specifically, YASUE two way radios. which can be critically important in search-and-rescue applications.   ...

Read more  ARTS system,  The Auto-Range Transpond System

Can ATVers use Ailunce HD1?

ATV is the abbreviation of All-Terrain Vehicle, which is all-terrain off-road vehicle, so ATVers is the person who drives all-terrain off-road vehicle. Do you think ATVers can use Ailunce HD1?  ...

Read more  ATVers,  Ailunce HD1

What are the Necessary Parameters of Analog Radio Communication?

What are the necessary parameters of analog radio communication? Frequency and CTCSS/DCS.  ...

Read more  Analog,  Program

Do you know APRS voice alert?

APRS is short for Automatic Packet Reporting System, and hams like to use it to transmit GPS information or to query the movement trajectory of a friend's radio. But do you know that APRS has a voice alert function?  ...

Read more  Amateur Radio,  APRS,  Voice Alert

What are VFO and MR modes in ham radio?

The first way is the VFO or variable frequency oscillator. The MR stands for memory. When in this mode you input a frequency into a memory channel.   ...

Read more  MR Mode,  VFO Mode,  Zone

The Difference Between Software, Firmware, and Hardware

Software is the most temporary and malleable. Firmware is semi-permanent software that’s tied more directly to the hardware and updated less often, and hardware is the physical component that is mostly permanent.  ...

Read more  Software,  Firmware,  Hardware