Chrome RTL-SDR receiver app updated

When it comes to the RTL-SDR dongle, there’s an app for that! (At least a Chrome app.) The Chrome app store has the updated RTL-SDR Radio Receiver app available for download. It’s free and open source and is written 100% in Javascript. “Receive and listen to FM and AM radio broadcasts on your browser or […]

Viewing a VHS tape using RTL-SDR and TV Sharp software

Here’s a different and unconventional way to view a VHS tape (as if VHS tapes aren’t considered unusual enough today). DogsRNiceMineCraft posted this video on YouTube showing video received using an RTL-SDR dongle. I got a VCR today and wanted to see if I could receive the signal from the RF out using TV sharp. […]

How-to install open source USBasp and USBtiny drivers on Windows

Ray writes with this technique for installing open source drivers on Windows. I came across a surprisingly simple approach to installing USBasp and USBtiny drivers for all versions of Windows — XP, 7, 8, 8.1, whether 32-bit or 64-bit, all inclusive! As you may know, installing open-source drivers such as USBasp and USBtiny have been […]

Energia vE0013 release adds low power, CC3200 WiFi LP and CC3100 BP support

The Energia team announces the availability of version vE0013.  We wrote about it previously: A new version of Energia has been released. Energia is an open-source electronics prototyping platform started by Robert Wessels in January of 2012 with the goal to bring the Wiring and Arduino framework to the Texas Instruments MSP430 based LaunchPad. It […]

Monitoring Android traffic with Wireshark

Ever wonder what data is being sent out by your Android device? Here’s a post from LinuxJournal outlining how to monitor your device’s WiFi traffic. The technique involves setting up a man-in-the-middle Wireless Access Point (WAP) on your Ubuntu Linux box, then connecting your Android device via WiFi to this point. Wireshark is then run […]

Tutorials: GNU Radio for beginners

GNURadio.org has been revamping their website, updating information on the latest release. As part of this process Marcus has posted a new seven part tutorial series on GNU Radio. “Our task is to build a beginner-level tutorial, which will then live on the static part of the web site. Someone put it as an “online […]

Audible Morse code to text message converter

Dilshan Jayakody writes: Morse View is an open source software project to convert audible Morse codes to text messages. This application is capable to convert Morse codes from wave files or from the audio line/microphone inputs. Conversion from Morse code to text can perform based on amplitude and frequency decomposition of the input audio stream. […]

New Energia version available

The Energia team announces the availability of version 0101E0012.  We wrote about it previously: Energia is an open-source electronics prototyping platform started by Robert Wessels in January of 2012 with the goal to bring the Wiring and Arduino framework to the Texas Instruments MSP430 based LaunchPad. Energia uses the mspgcc compiler by Peter Bigot and […]

Pick and Place USB control software

Brian Dorey posted an update on his DIY Pick and Place machine USB controller board, we wrote about it previously: After completing our DIY Pick and Place machine USB Controller Board we needed to rewrite the controller software to drive the pick and place machine. The new Pick and Place software is written in C# and we […]

DCC/TAPR video: FreeDV, CODEC2 and “The HT of the Future”

In this presentation from the 2013 Digital Communications Conference, Bruce Perens K6BP discusses FreeDV, CODEC2 and “The HT of the Future”. Bruce is active in advancing interest in open-source digital voice to Amateur Radio on both HF and VHF/UHF. Here he also discusses D-STAR and Yaesu’s controversial new proprietary VHF/UHF digital amateur radio communications protocol.

RTL_FM_Python: An API and web interface for controlling RTL_FM

Here’s an interesting piece of open source code known as RTL_FM_Python for controlling the RTL-SDR dongle. “This is a Python library built upon the RTL-SDR project and allows you to use the RTL-SDR dongle to tune in arbitrary stations either with a simple web application running on a built-in server, or programmatically with Python or […]

Latest ‘New Year’ release of AnalysIR with full support for USB IR Toy

The AnalysIR crew has announced the the latest ‘New Year’ release of AnalysIR with full support for USB IR Toy: A major highlight of this release is full AnalysIR support for USB IR Toy from Dangerous Prototypes (V1 & V2 hardware) for decoding and resending IR signals at all common modulation frequencies. In our opinion, AnalysIR is now […]

FUNcube dongle and satellite update

It’s been awhile since we’ve covered the FUNcube dongle, but their updated extended frequency coverage hardware and new software dashboard merits a new look. The FUNcube Dongle is an SDR device covering the 150kHz to 1.9GHz frequency range (with a gap in coverage between 240 MHz and 420 MHz). It retails online for around GBP125, […]

Ham Radio Linux LiveDVD Ver. 14 supports RTL-SDR, HackRF and more

Andy, amateur radio operator KB1OIQ, has released the Version 14 of his Ham Radio Linux LiveDVD containing programs focused on amateur radio and SDR operations. This is a remastered version of Ubuntu Linux. As of version 13, there are 32-bit and 64-bit versions available, as well as an image for the PengPod 1000. This version […]

FreeMat: another MATLAB replacement

MATLAB is software tool providing a high-level language and interactive environment for numerical computation, visualization, and programming. It is not open source and has a costly licensing structure making it impractical for the casual experimenter. There are free open source alternatives, one of which is FreeMat. “FreeMat is an interpreted matrix-oriented development environment for engineering […]

Open source amateur radio programming software

If you own a modern amateur radio here’s an open source software project you’ll find useful. It’s called CHIRP, and supports programming of a large number of manufacturers and models, and provides a way to interface with multiple data sources and formats. Rigs included are ICOM (including D-Star models), Yaesu, Kenwood, TYT, Alinco, Baofeng and […]

Visual Studio Express 2013 downloads available

The Visual Studio Team shares the news that Visual Studio Express 2013 is now available for download. Visual Studio Express 2013 provides Microsoft’s latest version of this popular free software, which allows developers to quickly and easily create applications for devices, cloud, desktop, server and game console platforms, and includes integrated debugging tools. (While we […]

GNU Radio LiveDVD

A new release of the GNU Radio LiveDVD has been announced. Release 2013-0926 is based on the Ubuntu 12.04.3 LTS 64-bit operating system and is a bootable SDR environment suitable for demonstration and experimentation, contained on a read-only medium. This release now includes GNU Radio 3.7.2, gqrx v2.2.0-25, gr-air-modes, gr-iqbal, gr-osmosdr v0.1.0-11, hackrf v2013.07.1-16, osmo-sdr […]