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Simple FM Radio and Airband RTL-SDR Android Applications
On the Google Play store developer Knowle Consultants have recently released a new free application called "FM Radio (RTL-SDR)". This is a simple app that allows you to use a connected or remotely...
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A SDR Digital Voice Hotspot with GNU Radio, MMDVM and QRadioLink
Thank you to Adrian (YO8RZZ) for writing in and sharing with us his article explaining how to use an SDR to set up a digital voice hotspot for digital voice modes supported by MMDVM such as D-Star,...
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SDRSharp Guide V3.0 Released
Paolo Romani (IZ1MLL) has recently released version 3.0 of his SDRSharp PDF Guide which we posted about last in March of this year. As before the document is a detailed guide about how to use SDRSharp,...
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DragonOS: RF Propagation Analysis with Signal Server GUI
DragonOS is a ready to use Ubuntu Linux image that comes preinstalled with multiple SDR software packages. The creator Aaron also runs a YouTube channel showing how to use the various packages...
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Receiving the ‘Hidden’ Broadcast FM SCA Audio Subcarrier with an RTL-SDR and...
Broadcast FM channels can often contain additional subcarriers hidden within the bandwidth. A common subcarrier is Radio Data System (RDS), and this is what provides song and radio station text...
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Viewing the RF Spectrum in Virtual Reality + Augmented Reality EMC Probe
Thank you to Manahiyo for submitting his video which shows his software that allows the RF spectrum to be viewed in virtual reality, using a VR headset and an RTL-SDR. In his setup he currently uses a...
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Installing Remote SDR V2 on a Raspberry Pi 4B
Remote SDR V2 is software that allows you to easily remotely access either a PlutoSDR, HackRF or RTL-SDR software defined radio. It was originally designed to be used with the amateur radio QO-100...
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Near Field Localization with Machine Learning and 7 Coherent RTL-SDRs
Thanks to Laakso Mikko and Risto Wichman researchers at the Department of Signal Processing and Acoustics in Aalto University, Finland for submitting news that their recent paper titled "Near-field...
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Decoding the RF Output of a VCR with an RTL-SDR
Over on YouTube use Scelly has uploaded a video showing how he has used an RTL-SDR dongle and the TVSharp SDR# plugin to decode video from the RF output of an old VCR (videocassette recorder). VCR...
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Talks and Poster Presentations from the HamSCI 2021 Virtual Workshop
HamSCI is an organization dedicated citizen radio science and specifically the "publicity and promotion of projects that advance scientific research and understanding through amateur radio activities"....
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SDRUno 1.41 Released: Scheduler and ADS-B Plugins Added
Last week SDRplay released version 1.41 of their SDRUno software platform. SDRuno is the official software for the SDRplay line of low cost software defined radio devices. The main new feature is the...
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SDR Talks from the SDRMakerspace Online Presentation
Thank you to Robert for letting us know about these videos from the "ESA ARTES SDR MakerSpace Presentations" from September 6-8, 2021 which are now available on YouTube. Libre Space Foundation (...
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TechMinds: Testing SDR++ The Bloat Free SDR Software
Over on YouTube TechMinds has recently released a video where he overview SDR++, dubbed as the "bloat free SDR software". We've been following the development of SDR++ for a while, and recently posted...
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KrakenSDR Update: New Prototypes, Software Updates, Campaign to Release Soon
KrakenSDR is our 5-tuner coherent software defined radio based on RTL-SDR. It is the successor to the KerberosSDR and will be crowdfunded on Crowd Supply with the campaign due to begin soon. Please...
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Frugal Radio: Decoding Fire, Ambulance MDT and Hospital Pagers with SDR++ and...
On this weeks Frugal Radio YouTube video, Rob explores how to decode Fire, Ambulance and Hospital pager data using SDR++ and PDW. In the video Rob first explains what applications pagers are used for...
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CCERA Memo on Building Small Introductory 21cm Telescopes for use with SDRs
CCERA is the Canadian Centre for Experimental Radio Astronomy which is run by Marcus Leech who is well known for experimenting with low cost SDR based radio astronomy projects. In the past we've seen...
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RasPad 3.0 Review: Building a Portable Raspberry Pi 4 Tablet with Built in...
The Raspad 3.0 is a portable tablet enclosure for the Raspberry Pi 4B. It comes with a high resolution 1280 x 800 10.1 inch touch LCD screen, built in speakers, built in battery and a plastic enclosure...
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Real-Time Radio Spectrum Map Database Demo with RTL-SDR and Android
Over on YouTube Dr. Diep N. Nguyen has posted a video showing work done to create a Real Time spectrum database by his team at University of Technology Sydney. The project involves the use of multiple...
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FutureSDR: An Async SDR Framework Implemented in Rust
FutureSDR is an experimental open source SDR framework (similar to GNU Radio) that is being developed by Bastian Bloessl. The idea behind the framework is that it is implemented in Rust, which is a...
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DragonOS: Spectrum Detection and Logging with RTL-SDR, ANTSDR and SDR4space.lite
DragonOS is a ready to use Ubuntu Linux image that comes preinstalled with multiple SDR software packages. The creator Aaron also runs a YouTube channel showing how to use the various packages...
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