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Decoding Meteor-M Images on a Raspberry Pi with an RTL-SDR
Thanks to Andrey for writing in and showing us his Java based Meteor-M decoder for the RTL-SDR which he uses on a Raspberry Pi. The decoder is based on the meteor-m2-lrpt GNU Radio script and the...
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New Apple iOS (iPhone/iPad) RTL-SDR rtl_tcp Client App in Beta Testing
Over on our forums poster hotpaw2 has released news about his new RTL-SDR app for iOS (iPhones/iPads). If we're not mistaken, this will be the first app that enables RTL-SDR usage on iOS. However, as...
View ArticleEnumerating Multiple RTL-SDR Dongles Deterministically for rtl_tcp in Linux
Thanks to user 'luma' on our forums for submitting his technique for managing multiple RTL-SDR dongles on a Linux system. The problem is that rtl_tcp tends to enumerate devices depending on the order...
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A Discone Antenna Made from 3D Printed Parts and Aluminum Tape
A Discone is a type of antenna that is designed to be resonant over a wide range of frequencies. Most antenna designs only really receive well on a few resonant frequencies, but a Discone is resonant...
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Welle.io DAB Decoder updated to Version 1.0
Welle.io is a Windows/Linux/MacOS/Android/Raspberry Pi compatible DAB and DAB+ broadcast radio decoder which supports RTL-SDR dongles, as well as the Airspy and any dongle supported by SoapySDR. It is...
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Raspberry Pi 3 B+ Released: Faster CPU, Faster Networking and Power over...
RTL-SDR dongles and other SDRs are often used on single board computers. These small credit sized computers are powerful enough to run multiple dongles, and run various decoding programs. Currently,...
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Radio For Everyone: Testing the RTL-SDR.com Triple Filtered ADS-B LNA,...
Akos, author of his blog 'Radio for Everyone' has recently reviewed our new RTL-SDR.com Triple Filtered ADS-B LNA. In the review he compares our ADS-B LNA against another external ADS-B LNA by...
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GridTracker Now Available on Windows, Mac and Ubuntu (Debian)
In early February we posted news about the release of a program called GridTracker. GridTracker is a live mapping program for WSJT-X which is a software decoder for low power weak signal ham...
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PiAware Radar – A Traditional Radar-Like Display for ADS-B, and Setting up an...
PiAware Radar is a Python script that connects to your PiAware server and uses the received ADS-B data to display a familiar radar-like display (green circle with rotating radius, and aircraft...
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New SDR# Plugin: Toolbar Menu Plugin
Eddie Mac has just released another useful plugin for SDR# called "Toolbar Plugin". This is an accessibility improvement plugin that simply puts many of the plugin controls on the SDR# toolbar. This...
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An Intro to RTL-SDR: Technical DSP Concepts Explained
Over on his blog Ajoo has posted a very comprehensive introduction to the technical concepts behind RTL-SDR, as well as any other SDR in existence. His post first goes through the basic communications...
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Explaining and Demonstrating Jam and Replay Attacks on Keyless Entry Systems...
Thank you to Christopher for submitting to us an article that he's written for a project of his that demonstrates how vulnerable vehicle keyless entry systems are to jam and replay attacks. In the...
View ArticleUsing a Transmit/Receive Switch to Protect an SDR from a Transmit Radio
A question that comes up often is how to combine an RTL-SDR, or any other RX only SDR with a transmit capable amateur radio. It's not possible to connect the RX only SDR together with the TX radio via...
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Art from Satellite Transmissions: SatNOGS and Software Defined Radio used in...
One of the piezo speakers playing the satellite transmissions. In the past we've seen software defined radio's like the HackRF use to create art installations such as the 'Holypager', which was an art...
View ArticleExploring CubicSDR with a Video Tutorial
Over on YouTube Corrosive has uploaded a new video where he explores CubicSDR, and explains all the windows and settings that it has. CubicSDR is a free RTL-SDR compatible cross-platform open source...
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Using QIRX SDR and DAB Signals to Calibrate RTL-SDR Dongles
Over on his site, Clem the author of the QIRX SDR software package has written up a three part series where he explains an ultra-fast and very accurate method for calibrating the frequency offset of...
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Information on Time Correlating Signals with RTL-SDRs
In a previous post back in September 2017 Stefan Scholl (DC9ST) treated us to a very interesting write up about how to localize transmitters to within a few meters using time difference of arrival...
View ArticleVideo on using an RTL-SDR + Noise Generator as a Poor Man’s Network Analyzer
Over on YouTube user AE0AI has uploaded a video where he explains how he uses an RTL-SDR and a home made noise source as a poor man's network analyzer. A network analyzer is a tool that allows you to...
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Automatically Receiving, Decoding and Tweeting NOAA Weather Satellite Images...
Over on Reddit we've seen an interesting post by "mrthenarwhal" who describes to us his NOAA weather satellite receiving system that automatically uploads decoded images to a Twitter account. The set...
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QuestaSDR: New RTL-SDR Software for Android
Last year we posted about QuestaSDR, which is a simple SDR multi-mode GUI that is compatible with the RTL-SDR. Since then QuestaSDR has evolved, and is now available on Android devices as well. It...
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