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Ham Radio License Practice Tests

The article focuses on how to take the free ham license test at ARRL, and what the requirements for the test are  ...

Read more  Ham Radio License Practice Tests,  Ham Radio

Ham swr meter

The article mainly talks about how to interpret the reading of SWR meter and how to solve the fault of high SWR reading.  ...

Read more  ham swr meter,  ham radio


The article is about what ham radio is and how to learn ham class and get ham license  ...

Read more  Hamstudy,  ham radio

Retevis Live Streaming on January 31th, 5pm(GTM+8)

If you want to choose the right walkie-talkie for your spring trip, don't miss the 5retevis live stream on January 31 afternoon!  ...

Read more  Live Streaming

How to choose the best mobile antenna?

When choosing the best mobile antenna you need to consider what frequency to use and where to use it  ...

Read more  mobile antenna,  hf mobile antenna mounts

How to Build a Radio Repeater?

In this article, we'll learn what a radio repeater is, how it works, and how to make a DIY repeater.  ...

Read more  How to make a repeater,  repeater

Do stubby antennas work as well as the regular length 2 way radio antennas?

The short antenna provides the same coverage as a normal length antenna.  ...

Read more  antenna,  short antenna,  normal length antenna.


NOAA's National Weather Service is building a Weather-Ready Nation by providing better information for better decisions to save lives and livelihood.Looking for your local weather forecast? Input your Zip Code or City/State in the "Customize Your" box at  ...

Read more  noaa,  NOAA weather

What is the range of UHF radios?

This article is about what is the range of UHF radios in urban conditions?  ...

Read more  UHF radio,  the range of UHF radios

Fully integrated control hand microphone car station-RETEVIS RA86

This article mainly discusses the latest RETEVIS mobile radio fully integrated control mobile microphone bus station-RETEVIS RA86  ...

Read more  retevis RA86,  Car radio

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