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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

First time receive ARISS worldwide SSTV Image with AilunceHD1

we get a very imprssion experience how to receive SSTV image with AilunceHD1.  ...

Read more  SSTV IMAGE,  ARISS SATELITE,  ARISS worldwide SSTV event

Frequency Reverse function on AilunceHD1

Frequency reverse means reverse radio transmit frequency to receive frequency. and at the same time exchange the CTCSS tone.   ...

Read more  radio frequency reverse,,  reverse frequency

Hams Help Find Kids by Monitoring FRS Radios

It was a very unusual situation, hams use their U/V handheld to help quickly find the missing kids.  ...

Read more  radio hams,  FRS radios

Retevis RT85 DOT-MATRIX LCD display Dual Band Analog Radio

Retevis RT85 is an analog radio which comes with emergency alarm function. Its frequency range is VHF 136-174Mhz and UHF 400-470Mhz. For the first time use full dot matrix screen.  ...

Read more  emergency analog radio,  retevis rt85,  dual band analog radio

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