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A Tour of Satellites in the QB50 Experiment
Over the last two weeks the QB50 experiment was launched from the International Space Station (ISS). The experiment consists of 36 cubesats built by various universities around the world, with the main...
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Does the RTL-SDR.com FM Bandstop Filter Withstand TX Power?
Thanks to PY2RAF for writing in and sharing some tests that he did on our RTL-SDR Blog BCFM bandstop filter. The RTL-SDR Blog filters were designed for RX purposes only, and no provisions were made for...
View ArticleBuilding a Ground Plane / Spider ADS-B Antenna for 2€
Thanks to Manuel aka Tysonpower for submitting to us his extremely cheap ADS-B antenna build. Manuels ADS-B antenna consists of a simple SMA connector with flange and some wires cut to the correct...
View ArticleTracking Trains: Monitoring Railroad ATCS Control Signals with an RTL-SDR
Over on his YouTube channel GusGorman402 has uploaded a tutorial which shows how he monitors ATCS (Advanced Train Control System) signals from trains. ATCS signals are found in the USA, and is used for...
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The Outernet Dreamcatcher: A Linux Based ARM PC with Built in RTL-SDR
Recently Outernet released their new ‘Dreamcatcher’ hardware which is an RTL-SDR + L-band LNA & filter + computing board all on the same PCB. The Dreamcatcher costs $99 USD and can be bought...
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PagerMon: A browser based app for displaying pager messages from multimon-ng
Thank you to Dave for submitting information about his new pager message display software called PagerMon. PagerMon is a web browser based tool for displaying POCSAG pager messages decoded by...
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Decoding and Listening to HD Radio (NRSC-5) with an RTL-SDR
HD Radio is a high definition terrestrial digital broadcast signal that is only used in North America. It is easily recognized by the two rectangular blocks on either side of a broadcast FM station...
View ArticleForum Talk Videos From Hamvention 2017
During Hamvention 2017 several presenters and myself presented SDR or radio related talks. Some were filmed and put up onto YouTube. Unfortunately the 2017 SDR Forum video seems to be missing, or not...
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Testing the Outernet Dreamcatcher: Linux Based ARM PC with Built in RTL-SDR
Last week we posted about Outernet’s new Dreamcatcher unit which is an RTL-SDR + L-band LNA + computing board all on the same PCB. The Dreamcatcher comes with a new active ceramic L-band patch antenna,...
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SDR-Console V3 Latest Update: Signal History & Receiver Panes
SDR-Console is a popular RTL-SDR compatible multi purpose SDR software package which is similar to programs like SDR#, HDSDR and SDRuno. Currently SDR-Console V2 is the stable version and SDR-Console...
View ArticleTalking to Ghosts with an RTL-SDR Dongle
Back in November of last year we posted about Doug Haber’s gqrx-ghostbox which is software that turns your RTL-SDR into an electronic voice phenomenon (EVP) tool, or in other words a ‘ghost box’ or...
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Using National Weather Service Stations for Forward Scatter Meteor Detection
Over on his blog Dave Venne has been documenting his attempts at using National Weather Service (NWS) broadcasts for forward scatter meteor detection with an RTL-SDR. Forward scatter meteor detection...
View ArticleVideo Tutorials: Setting up an RTL-SDR and HackRF with SDR-Console V3, Using...
Over on his YouTube channel user Corrosive has uploaded a set of videos that show how to install and get started with an RTL-SDR or HackRF with SDR-Console V3. The video series starts from the very...
View ArticleAsking an Amazon Echo to Spot Planes with help from an RTL-SDR and Raspberry Pi
Amazon Echo is a smart home device which is essentially a hands free speaker that responds to voice commands in a similar way to ‘Okay Google’ and Siri does on your phone. With voice commands you can...
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Android App Aerial TV Banned from Google Play – Now Available on Amazon
Aerial TV is an Android app that allows you to watch DVB-T TV with an RTL-SDR on a mobile device. We posted about Aerial TV back in April and it was available on the Google Play store back then....
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Using an RTL-SDR and TEMPEST to attack AES
All electronic devices emit some sort of unintentional RF signals which can be received by an eavesdropping radio. These unintentional signals are sometimes referred to as TEMPEST, after the NSA and...
View ArticleListening to and Tracking NXDN/IDAS Trunking Systems with two RTL-SDRs
Over on YouTube user radiosification has uploaded a video tutorial that shows how to decode, follow and listen to NXDN/IDAS trunking radio signals. NXDN/IDAS is a narrowband digital voice protocol...
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A Datasheet for our RTL-SDR.com V3 Dongles
A few people have been asking for a RTL-SDR.com V3 data/info sheet, so we have written one up here (PDF). The datasheet explains the improvements made to the V3, and how to use some of the special...
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Skylark Image for Outernet’s Dreamcatcher RTL-SDR
About two weeks ago we posted our review of the Dreamcatcher, a new RTL-SDR and full ARM based computing platform built onto a single PCB. Back then the only OS available for it was a standard Armbian...
View ArticleUsing a TV Dipole Antenna for NOAA Satellite Reception
Over on YouTube icholakov has uploaded a video showing how effective a simple old TV bunny ears antenna can be at receiving NOAA satellite images. The old TV antenna is telescoping so it can be...
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