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NXDN is short for Next Generation Digital Network, and a type of digital technology like DMR.  ...

Retevis RA25 is a amateur mobile radio, the frequency range is from 144-146Mhz, and 430-440MHz, and also it can receive the FM radio from 65-108Mhz in 100Khz steps. But there is no menu for FM radio. Do you know how to turn on the FM radio on this mobile radio?  ...

Retevis RA25 Mobile Radio has an elegant and sturdy shape. The ergonomic front panel combined with an intuitive menu, ensures easy access and management of the advanced functions available to the user. This amateur mobile transceiver is especially conceived for amateurs who love outdoor activities and it pursues philosophy of innovation and practicality.  ...

Ailunce AY04 is the High Gain Yagi 144&430 MHz Directional Antenna, and we can install it easily, but do you know how to tune it?  ...

For hams, QRP refers to transmitting at reduced power. QRP radio means very low-power radio, normally 5W or less power​. QRP Communication is one of the more exciting projects in the activities of amateur radio.  ...

As we known from FCC rules, an amateur radio license does not confer GMRS frequencies.  ...

There are two versions of Ailunce HD1, including GPS and no-GPS versions. When do we need to distinguish the GPS or no-GPS version of Ailunce HD1？  ...

Ailunce HD1 is the ham radio and supports 20000 priority contacts enable you to call the people important to you more conveniently. but do you know how to import the priority contacts file?  ...

M17 is a new digital radio protocol in development as an alternative to those currently available, with freedom in mind. Freedom in the code, protocol, voice codecs, and hardware. The goal is to provide a better option for digital radios in the future.  ...

Retevis RT29 is the long standby, high-power two-way radio for business and outdoor. there are black UHF/VHF/UHF(IP67)/VHF(IP67) versions and orange UHF version to select on Retevis web. so if you need to buy multiple RT29, something you need to pay attention to.  ...