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Retevis Waterproof Walkie Talkie

Retevis has many waterproof walkie talkies. We have make a simple test in this video. ...

Ailunce HD1 use in fire emergency

Share the experience Ailunce HD1 use in firm emergency. ...

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Planned Amateur Radio Satellites

Planned Amateur Radio Satellites ...

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How do I start with Amateur Radio Satellites

"Connecting amateur satellites" is a topic that many people think is particularly profound, and some people even flinch directly. Is connecting amateur satellite really so advanced? Today, we will have a brief understanding of amateur satellite through a few questions and answers. ...

What Antennas are for amateur radios?

The antenna is the important part of amateur radio. There are many antennas for amateur radios. today we'll learn another antennas besides original antenna. ...

Two-way radio floating function

Definition of floating function: After the walkie-talkie falls into the water, the fuselage floats on the surface and does not sink into the water. ...

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ARRL News--Nominations Solicited for Six ARRL Awards

ARRL is inviting nominations for awards that recognize educational and technological pursuits in amateur radio. Nominations are also open for the League’s premier award to honor a young licensee. ...

Read more volunteer amateur radio instructor, individual radio amateur, ARRL Awards

How to update Ailunce HD1 date and time

Ailunce HD1 is a dual-band DMR radio, and can also be adjusted to single-standby and display time information. Today I'll show two ways to update date and time on Ailunce HD1. ...

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Retevis RT99 Bluetooth App controlled Mobile radio

Retevis RT99 Bluetooth App controlled Mobile radio. ...

Retevis RT78 App Supported Bluetooth Waterproof Handheld Radio

Retevis RT78 Bluetooth IP67 Waterproof Handheld Radio. Full function mobile app operation,Full function mobile app operation, no need for professional frequency writing. ...