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Principles of setting the squelch level

Squelch function is to automatically lock the low-frequency amplifier of the radio during the standby and the interval between calls, so that noise will not be output from the speaker or headphones.  ...

Read more  squelch level

What's the Work Mode of Walkie Talkie

there are generally three work modes, Simplex, Repeater and Double Solt. Simplex: Two radios communicate with each other directly. Repeater: Two radios communicate with each other through repeater. Double Slot: It is another appellation of DCDM. It make the time slots work in simplex mode.  ...

Read more  Work Mode of Walkie Talkie

Digital Mobile Radio (DMR) Market Grow Rate Forecast

Digital Mobile Radio (DMR) Market is Expected to Grow at a Significant Rate During the Forecast Period 2019 - 2025.  ...

Read more  DMR market,  DMR Tier II,  DMR market grow rate forecast

What's the Mulan DX Club?

The Mulan DX Club was born in 2009 as an online community, gathering the top Chinese DX chasers and a bunch of enthusiastic contesters.  ...

Read more  Mulan DX Club,  WAPC

The basic terminology of DMR Radio

Nowadays,DMR radios become very popular not only in amateur market but also business market. But There are various terms more specific to DMR that could cause some confusion.  ...

Read more  DMR terminology,  DMR Terms,  DMR Radio Settings

What's WSJT

WSJT is a computer program designed to perform basic amateur radio communications with very weak signals. JT4G, ECHO and FT8 are series of WSJT. Today we'll learn more about WSJT.  ...

Read more  WSJT&WSJT-X,  FT8,  JT4G

How to choose UHF or VHF for amateurs?

in the radio world, UHF and VHF two options can make all the difference when it comes to choosing the right radio for your specific uses. Here are a few facts about UHF and VHF radios – and how to choose between them.  ...

Read more  UHF,  VHF,  2M BAND,  70CM band,  amateur radio bands

Dual Band Telescopic Antenna-Retevis RH770

Do you want to QSO anywhere? If yes, the dual-band high gain telescopic antenna will be a good choice.  ...

Read more  Retevis RH770,  Dual Band antenna,  High gain telescopic antenna

AMSAT 50th Anniversary Awards Program

The Radio Amateur Satellite Corporation (as AMSAT is officially known) was formed March 3, 1969 as a not-for-profit, 501(c)(3) educational organization chartered in the District of Columbia. To help celebrate 50 years of Keeping Amateur Radio in Space, AMSAT is proud to announce the AMSAT 50th Anniversary Awards Program.  ...

Read more  Radio Amateur Satellite Corporation,  AMSAT