Radio Waves: Tales Making Waves within the World of Radio
Welcome to the SWLing Publish’s Radio Waves, a group of hyperlinks to fascinating tales making waves on this planet of radio. Take pleasure in!
Many due to SWLing Publish contributors Dennis Dura, and Alan for the next suggestions:
To the extent that you’ve an opinion on one thing like high-frequency (HF) radio, you in all probability affiliate it with newbie radio operators, hunched over their gear late at evening as they attempt to make contact with a random stranger throughout the globe to speak about the truth that they’re each doing the identical factor on the identical time. In a world the place you possibly can attain out to virtually anybody else right away utilizing flashy apps on the Web, HF radio’s fame as considerably outdated and fuddy is well-earned.
Like the final inhabitants, trendy militaries have largely switched to digital networks and satellite tv for pc hyperlinks, utilizing them to coordinate and command their strategic forces on a worldwide degree. However whereas army nets are designed to be resilient to assault, there’s solely a lot injury they’ll take up earlier than turning into degraded to the purpose of uselessness. A backup plan makes good army sense, and the properties of radio waves between 3 MHz and 30 MHz, particularly the power to bounce off the ionosphere, make HF radio an ideal match. [Continue reading…]
The place have this stuff been all my life?
There’s a new breed of RF receivers often called software-defined radios, and they’re revolutionizing the best way through which individuals hearken to shortwave (SW) radio, or certainly any type of radio broadcast.
SDRs mix plug-in radio receiver dongles/bins with private computer systems, with the pc serving because the consumer interface. What makes this interface so helpful is that the listener’s display screen shows a large swath of the bandwidth being tuned to, with every station’s sign proven as a visible vertical line that strikes and grows/shrinks with its sign energy.
In different phrases, the listener can actually see what is occurring throughout the band in actual time, somewhat than having to show the dial or push the Up/Down scanning buttons on a standard shortwave radio, checking one station at a time. [Continue reading…]
Lengthy Awaited and Lastly Launched – RTL-SDR V4 Assist!
At this time the brand new Launch 1.5.1 of STARWAVES DRM SoftRadio App has been launched. The next enhancements might be anticipated:
– Added audio output system selector in settings (cog wheel icon) / audio tab,
beginning with Android 12:
default, Earpiece, Speaker, Headphones, Bluetooth, HDMI, USB
– Added assist for “RTL-SDR Weblog V4” Receiver Dongle (all bands)
– Added assist for “HackRF” Receiver Dongle (all bands)
– Improved robustness after sign loss or reconfiguration
– Improved sync standing show in tuning dialog
– Unknown picture codecs now not opened in exterior net browser window
– Up to date decoder modules
Click on right here for more information.
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