If you’ve tried to install GNU Radio from binaries without success, this video from NeedSec is for you. He demonstrates how to intall GNU Radio on Kali Linux from source, and confirms operation of the RTL-SDR dongle using GQRX radio … Read more
RTL-SDR enthusiasts who use Windows are familiar with the need for a virtual audio device to connect the SDR output to decoder programs such as dsd. The hangup is that you need to purchase Virtual Audio Cable software to the … Read more
The GNU Radio project has announced their participation in the Google Summer of Code (GSoC) 2013 as an independent organization. GNU Radio is a free library for developing Software Defined Radio applications and is written mainly in C++ and Python. … Read more
The crew over at RTL-SDR.com has posted a simple tutorial on using the RTL-SDR dongle and free SDR# and Digital Speech Decoder software (dsd) to monitor P25 digital radio voice comms. They describe, “Digital radio voice communications are becoming more … Read more
This posting on RTL-SDR.com provides a good explanation of how to receive and decode the aeronautical digital communications known as Aircraft Communications Addressing and Reporting System (ACARS) generally found on 131.55 MHz. Their technique uses the RTL-SDR dongle tuned by … Read more
Want free, in depth training on GNU Radio from an authoritative source? Then you’ll want to spend four hours viewing this series of videos by Tom Rondeau, KB3UKZ, the GNU Radio project manager since 2009. Tom provides a detailed, in-depth … Read more
Here’s an app which purports to turn your radio equipped Android device into a SDR. It called SDR Touch and is available for free download from the developer’s website. According to the developers, its designed to work with the familiar … Read more
Automatic Dependent Surveillance-Broadcast (ADS-B) is a radio communications system used by aircraft worldwide to transmit position and identification information. It uses a frequency of 1090 MHz, sending data using a modulation scheme called Pulse Position Modulation (PPM). To monitor this … Read more
Al from Ear to Ear Oak has released this open source cross platform Python frequency scanning GUI for the OsmoSDR rtl-sdr library. The software scans a range of frequencies and plots the result, allowing you to find signals to investigate. … Read more
Alexandru Csete, amateur radio operator OZ9AEC, has developed this spectrum analyzer running on a Beaglebone dev board. He calls the project the rtlizer, designed to be a simple real-time spectrum analyzer that uses an RTL2832U DVB-T receiver (RTL-SDR USB stick) … Read more
The Wireless Innovation Forum has announced they are accepting proposals for entry into their SDR design challenge. “Undergraduate and graduate students or teams of students, advised by a faculty member, are eligible and may propose and solve any problem related … Read more
At the 31th Annual ARRL and TAPR Digital Communications Conference held last September in Atlanta, GA, FlexRadio VP Stephen Hicks N5AC gives an in depth presentation on SDR and its potential. He outlines his company’s new Flex 6000 series, a … Read more
At the recent Toorcon conference in San Diego, Michael Ossmann from GreatScottGadgets presented this talk providing details on his HackRF project which we covered in a recent post. In this video Michael presents an overview of the history of SDR … Read more
At the recently concluded Toorcon conference in San Diege, CA, developers Michael Ossmann and Jared Boone released the latest version of the HackRF board. “The HackRF project is developing an open source design for a low cost Software Defined Radio … Read more
The availability of inexpensive SDR hardware such as the RTL-SDR and Funcube Dongle help to focus interest on the GNU Radio open source signal processing software. In this video from CCC Camp 2011 Marius Ciepluch delivers a case-study on how … Read more
GNU Radio is a free and open source software development toolkit that provides signal processing blocks to implement software radios. It runs on Linux machines and works with varied SDR hardware platforms from the $20 RTL-SDR through the $1,500+ USRP … Read more
As you may have noted in our previous posts, there exists an excellent piece of software written for use with the RTL-SDR dongle known as SDR#. If you’ve tried it you know it’s incredibly user friendly and provides immediate, full-featured … Read more
Ettus, manufacturers of the USRP line of SDRs, has announced the availability of a customized bootable USB drive for USRP/GnuRadio development. The LiveUSB SDR Environment is a 16 GB USB 3.0 drive with Ubuntu 11.10 (64-bit), USRP Hardware Driver (UHD), … Read more
This is another illustration of the amazing utility of the RTL-SDR and SDR# software. Here proct0r links the output from SDR# to a program known as DSD. DSD is an open source command line program originally coded in C by … Read more
Inspired by the securestate article “All Your 900 MHz Are Belong to Us”, the hack4fun crew wondered about the potential for using the RTL-SDR dongle with Backtrack5 Linux distro. They were able to easily install the drivers and related software … Read more
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