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What's POTA?

POTA is short for Parks on the Air. It is a radio outdoor communication activity initiated by American Hams. The activity frequency bands include HF/UHF/VHF, etc., and the communication modes include voice, digital, CW, SSTV, etc. If you enjoy outdoor communication, you can participate in this activity by querying the NPOTA park map on Google Maps under the conditions of the operating permit.  ...

Read more  AmateurRadio,  POTA,  Outdoor

Why and where do we need the antennas combiner

Combiner is a words often mentioned by hams who uses multi-band radios, so what is a combiner? Why do we need to use a combiner? Let’s learn more about the combiner today.  ...

Read more  AmateurRadio,  Antenna,  Combiner

First acquaintance of the common balun in antennas

Balun is short for Balance To Unbalance Transformer. Balun can use to transmission between balanced and unbalanced, impedance transformation, and so on.There are current and voltage balun to select for us.  ...

Read more  Balun,  AmateurRadio,  Antenna

How to set to connect the analog repeater with Ailunce HS2?

Ailunce HS2 is a full-frequency SDR tranceiver. If there is a local analog repeater, you can connect to repeater with your Ailunce HS2. but do you know how to set it? Today we will take Zhengzhou Relay as an example to show the detail steps.  ...

Read more  AilunceHS2,  Repeater,  AmateurRadio

what programming interface of your radio?

For ham, it is very interesting to do some simple DIY to achieve some of your own special demands. Therefore, it is a simplest need to know the function of programming interface. Today we will take a look at several programming interfaces of Retevis and Ailunce.  ...

Read more  AmateurRadio,  program,  interface

Best Handheld Radios for Outdoor Enthusiast

Venturing for miles into the forest without backup is one of the most dangerous activities you can perform. Thankfully, radios can keep you in contact with other hunters, hikers, and outdoorsmen while taking up very little space and weight.  ...

Read more  Best Handheld Radios for Outdoor Enthusiast

What Does A Radio Repeater Offer?

In general, radio waves travel in straight lines. They can go around and through things but this can drastically affect the strength and clarity of the signal. This causes problems when you’re operating a radio system in a built-up, hilly, or mountainous area.   ...

Read more  Repeater

RTC29 Six-Way Charger Multi Gang Bank Charger

Retevis RTC29 Six-Way Charger Multi Gang Bank Charger for RT29 HD1 Walkie Talkie and Battery  ...

Read more  RTC29 Multi Unit Charger Station

How to Save my Favorite FM Broadcast Channel via radio keypad?

We all know that HD1 is an FPP radio. It allows us to program the radio via the radio keypad. Can we save my favorite FM broadcast channel via the radio keypad? Yes!  ...

Read more  FM Broadcast,  HD1