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What's an affordable shortwave station for beginners?

Ailunce HS2 using software-defined radio SDR technology. Radio performance and functions are packaged in a compact and lightweight portable size. Whether you are taking your hobby to outdoor, or some other" on the air" location, the Ailunce HS2 is an eye-catching rig.  ...

Read more  shortwave station,  Ailunce HS2,  SDR Radio

You Deserve to Have Ailunce HS2 Shortwave HF SDR Transceiver

Ailunce HS2 is an ultra-portable full-frequency full-mode SDR radio. Receive frequency coverage 300K~1.6GHZ. The built-in network port can realize remote operation and remote firmware upgrade. Ailunce HS2 adopts a full keyboard design, built-in Bluetooth module, sound card module and serial communication port module. Full support for currently popular radio control software and logging software.   ...

Read more  HF SDR Transceiver,  SDR radio,  Ailunce HS2

How to connect Ailunce HD1 to a DMR Hotspot

Do you know how to get QSO with amateurs from all over the world use Ailunce HD1?  ...

Read more  How to connect Ailunce to a DMR Hotspot,  Ailunce DMR Hotspot,  MMDVM DMR Hotspot

The Advantages of Digital Filters

Digital filter can effectively filter out the frequency point of a specific frequency or the frequency other than the frequency point and is a device or circuit that has a signal processing effect. It is equivalent to the "sieve" of frequency.  ...

Read more  digital filter,  digital filter advantage

Hams Save Lives at Critical Times from The Two Emergency Rescues

Recently Local HAMs use a repeater to assist in rescues. Let's have a look at how they did a repeater call to help prevent more damage.    ...

Read more  Local HAMs assist in recent rescues,  ham save lives in Emergency Rescues

Retevis First Single Frequency Repeater is Coming.

Single-frequency repeater, it is a repeater that uses only one frequency to achieve the repeater function. It allocates one timeslot to receive a signal and the other to transmit it at the same frequency, using DMO mode to extend radio coverage.  ...

Read more  single frequency repeater,  retevis RT74

Two New Chinese Ham Satellites Expected to Launch in September

Two new Chinese amateur radio satellites are expected to launch on September 15.  ...

Read more  amateur radio satellites,  CAMSAT

Retevis RT73 Dual Band Digital/Analog 20W Mini Mobile Radio is coming

Are you looking for a DMR mobile radio that could easily fit on your vehicle’s dashboard. Yes, here it is. Retevis RT73 which is the perfect size you are looking for. It has all the bells and whistles you wanted from frequency range, GPS, build quality and most of all SIZE.  ...

Read more  Retevis RT73,  mini Mobile Radio

How to load DMR contacts database in Retevis RT72

Retevis RT72 support upload 13,0000 DMR contacts. This blog learn how to load 13,0000 DMR database into your RT72  ...

Read more  Retevis RT72,  RT72 database

Repeat the problem "Please check connection" when upgrade HD1 firmware

When updating the HD1 firmware, how to do if you get " please check connection" Error.  ...

Read more  HD1 firmware update tips