After getting his hands on this relic [Gregory Charvat] manage to hack it, converting the receiver into a transceiver. It may be old, but the R-390A is nothing to scoff at. It’s abilities ...

Essentially, Messeiver is a shortwave radio receiver, capable of receiving frequencies from around the world. Where it differs from a classic analogue radio, however, is in the fact that it lacks a ...

Here's all the important information to note on eight of the best emergency radios to have at home, according to user reviews ...

With the audio signal fed to HDSDR, [Aniss] was able to pick up a shortwave radio broadcaster. While this is by no means a high-performance receiver, building an SDR on a breadboard is still a ...

Radio transmission in the 1.7-30 MHz frequency range worldwide. Like AM radio, shortwave signals reflect back from the ionosphere and follow the curvature of the earth. As a result, shortwave (SW ...

The main building still retains a prewar ambience. Shortwave radios were the primary means for people across the world to receive audio content from Japan without a large-scale facility before ...

Radio receiver ICs for specific applications such as television, shortwave radio, and communications are also available. Radio receiver ICs differ in terms of product specifications such as logic ...

Ty Pendlebury has worked at CNET since 2006. He lives in New York City where he writes about streaming and home audio. Expertise Ty has worked for radio, print, and online publications, and has ...

A special shortwave broadcast is being made to mark the occasion. The station's current operator, Encompass Digital Media, said it was important to mark the site's history. "It was the last of the ...

NASA is funding three "eclipse radio" projects that will each use ground-based radio receivers to study the ... the range of long-distance AM and shortwave radio around the curvature of Earth.

An audio amplifier and switching device for a stereo system. The receiver contains inputs for all the audio sources and outputs to one or more sets of speakers. It may also include an AM/FM tuner.

Short Wave New discoveries, everyday mysteries, and the science behind the headlines — in just under 15 minutes. It's science for everyone, using a lot of creativity and a little humor. Join ...