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ARTEMIS: Free Signal Identification Software
Marco, a reader of RTL-SDR.com and user of our sister site sigidwiki.com has been developing some Windows software to display the sigidwiki.com database in an easier to access format. The software is...
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How to Receive the Funcube Satellite with an RTL-SDR
Over on the Hamspirit.de blog author Jan as written a post explaining how to receive the FUNcube satellite with an RTL-SDR dongle (note in German, use Google translate). The FUNcube is a CubeSat (a low...
View ArticleLinux Command Line based Doppler Correction and Demodulation Tools
Programmer Andres has recently been working on creating a toolset for receiving AX.25 packets (FSK 9600) from satellites with an RTL-SDR or other software defined radio. The AX.25 protocol is commonly...
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Decoding Aviation VOR and ILS Signals with RTL-SDR
Previously we’ve posted about how hpux735 (aka William) was able to use an RTL-SDR to decode an aviation VOR navigation signal using GNU Radio and an RTL-SDR. VOR is an acronym for VHF Omni Directional...
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New GUI for rtl_power: QSpectrumAnalyzer
A new GUI for rtl_power has been released by programmer Mikos. Although there are already several rtl_power GUIs and spectrum analyser applications that exist, Mikos developed QSpectrumAnalyzer because...
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Installing GQRX on Mac OSX
Mac OSX users can have a hard time with the RTL-SDR as there are not many software packages available for it. One software package that is known to work well on OSX is GQRX, which is a general multi...
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Using a Quantum Phaser to Null Out Interfering Signals
Over on YouTube user kugellagers has uploaded several videos showing how he used two vertical antennas together with an RTL-SDR and ham-it-up upconverter to demonstrate the effect of using a Quantum...
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New SDR# Plugins: IF Processor & Audio Processor
Over on rtl-sdr.ru, Vaisili the programmer of several popular SDR# plugins has released two new plugins: an IF and an Audio Processor plugin (in Russian, use Google Translate). The IF Processor plugin...
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Building a simple upconverter with a NE612 IC
Upconverters are often used to extend the RTL-SDR dongles minimum receivable range down to the HF, MF and LF bands. They are available for purchase commercially, or you can build your own, which is...
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Capturing Noise Bursts from Jupiter with an RTL-SDR
Recently amateur radio astronomer Jim Brown used an RTL-SDR dongle together with a Ham-it-up upconverter and preamp to capture noise bursts from the planet Jupiter. Not much information about his...
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RTL-SDR Tests: R820T vs R820T2 Stability Tests for Radio Astronomy
Amateur Radio astronomer Peter Kalberla recently wrote in to let us know about a paper he has written exploring stability issues and comparing the R820T and R820T2 RTL-SDR tuner chips (pdf warning)....
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RTL-SDR Tutorial: Measuring filter characteristics and antenna VSWR with an...
By using an RTL-SDR dongle together with a low cost noise source it is possible to measure the response of an RF filter. Also, with an additional piece of hardware called a directional coupler the...
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New ADS-B Android App for Europe
Android app programmer Nikos recently wrote in to let us know about his new app called “Track your flight Europe”. His app can be used together with an RTL-SDR and USB OTG cable to track aircraft via...
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Visualizing the electromagnetic spectrum with Frequensea and an RTL-SDR
Over on YouTube user Frederik De Bleser has uploaded a video showing his new open source toolkit called Frequensea which can be used for visualizing the electromagnetic spectrum with an RTL-SDR or...
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A Faster Method for Decoding Meteor M2 Weather Satellite Images
Over on YouTube user max30max31 aka IZ5RZR has uploaded a video that shows a faster method for decoding Meteor M2 weather satellite images on a Windows system. The Meteor-M N2 is a Russian weather...
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SDRPlay Price Reduced to $149 USD
The Radio Spectrum Processor (RSP) by SDRPlay is a receive only software defined radio with a 100 kHz to 2 GHz range (with a small gap at 380 MHz to 430 MHz), a 12-bit analogue to digital converter...
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Using a USRP E310 for Digital Video Downlink and Scanning on a Drone
Balint, one of the researchers at Ettus Research (the company behind the USRP range of software defined radios) has recently uploaded a video to YouTube showing one of his projects where he is...
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Decoding Differential GPS Beacons with an RTL-SDR, Speclab and SDR#
Over on his blog “RTL-SDR DX” dewdude has been exploring the reception and decoding of Differential GPS (DGPS) signals. DGPS signals are transmitted by government authorities in the long wave band at...
View ArticleVideo Showing Decoding of DGPS Beacons with SDR# and MultiPSK
Following on from our last post where dewdude showed how to decode DGPS signals, Frank K2NCC has uploaded a video on YouTube showing DGPS decoding in action. In his video Frank uses an Airspy plus...
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Low Pass Filter for RTL-SDR Direct Sampling Mode
Over on his blog (in Japanese) Nobu has been working on prototyping a 14 MHz low pass filter (LPF) product for direct sampling modified RTL-SDR dongles (in Japanese, use Google Translate). Direct...
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