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Dronesense: A LimeSDR Based Drone Detector and Jammer
Over on the LimeSDR CrowdSupply blog, Ogün Levent has submitted a short article about his "Dronesense" project. Dronsense is a spectrum-scanning and jamming system based on the LimeSDR. The LimeSDR is...
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PiSDR Image Gains PlutoSDR Support
[@Lugigi Cruz] has announced on twitter that his latest PiSDR image now includes full PlutoSDR support. PiSDR is a pre-built Raspberry Pi distribution that supports several SDRs including the RTL-SDR....
View ArticleUsing SDR For QO-100 Satellite Operation
Es’hailsat, otherwise known as QO-100 is the first geostationary satellite with an amateur radio payload on-board. The satellite contains both a Wide Band transponder for experimental modes and DVB-S...
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LimeRFE WSPR Tests
The LimeRFE is a power amplifier and filter bank solution designed for the low cost TX capable LimeSDR software defined radios. It has multiple bands from HF all the way up to 3.5 GHz, and is capable...
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Uplinking to QO-100 with a LimeNET Micro and LimeRFE
The LimeNet Micro is a is a $329 board that combines a Raspberry Pi 3 (compute module) together with a LimeSDR radio. The LimeRFE is an amplifier and filter board accessory designed to be used with...
View ArticleExploring the Limits of General Purpose SDR Devices
Back in August 2019 the Chaos Communication Camp was held in Germany. This is a 5 day conference that covers a variety of hacker topics, sometimes including SDR. At the conference Osmocom developer...
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XYNC: A Massive MIMO SDR with up to 32×32 TX/RX Channels
Back in 2017 we posted about the crowd funding of the Fairwaves XTRX, a small PCIe based TX/RX capable software defined radio that back then cost US$199 (now only the XTRX Pro is available for US$599)....
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Using a LimeSDR and RTL-SDR to Transfer a Text File Over the Air
Over on his blog nuclearrambo has been working on a project that uses a LimeSDR and RTL-SDR to transfer a small CSV text file over the air. The transmitting side consists of a GNU Radio flowchart that...
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PiSDR Updated to Version 3.0: Now Supports the Airspy HF+
PiSDR is a Raspberry Pi distribution that is pre-loaded with multiple programs for various software defined radios. It currently supports RTL-SDR, LimeSDR, PlutoSDR, Airspy, and as of the most recent...
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DragonOS: Debian Linux with Preinstalled Open Source SDR Software
Thank you to Aaron for submitting news about his latest project called "DragonOS" which he's been working on while in COVID-19 lock down. DragonOS is a Debian Linux based operating system which comes...
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A Comprehensive Lab Comparison between Multiple Software Defined Radios
Librespace, who are the people behind the open hardware/source SatNOGS satellite ground station project have recently released a comprehensive paper (pdf) that compares multiple software defined radios...
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RadioSlate: A Tablet with Built in LimeSDR or HackRF
A new project called "RadioSlate" has recently been announced by Yian IT, a Chinese IoT company. RadioSlate will be an SDR-enabled tablet designed to be used with a HackRF or LimeSDR software defined...
View ArticleTechMinds: Extending the Range of Transmit Capable SDRs with Amplifier
Over on his YouTube channel TechMinds has uploaded a new video showing how to use RF amplifiers to extend the transmit range of transmit capable SDRs like the LimeSDR, HackRF and PlutoSDR. Whilst they...
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CalibrateSDR: Calibrating your SDR Frequency Offset with DAB+
Thanks to Andreas Hornig who has recently released a new program called "CalibrateSDR" (GitHub code) which is designed to accurately determine the frequency offset of an SDR via an IQ recording of a...
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LibreCellular: Easy 4G Cellular Network with LimeSDR and Intel NUC
We recently came across the LibreCellular project which is aiming to make it easy to implement 4G cellular networks with open source software and low cost SDRs. The project appears to be in the early...
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uSDR: A Lightweight Multimode SDR Receiver Program for Windows
Thank you to Viol Tailor for submitting news about the release of his general purpose multimode software defined radio receiver program for Windows called "uSDR" or "microSDR". Viol writes that uSDR is...
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A SDR Digital Voice Hotspot with GNU Radio, MMDVM and QRadioLink
Thank you to Adrian (YO8RZZ) for writing in and sharing with us his article explaining how to use an SDR to set up a digital voice hotspot for digital voice modes supported by MMDVM such as D-Star,...
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SDRAngel Features Overview: ADS-B, APT, DVB-S, DAB+, AIS, VOR, APRS, and many...
SDRAngel is a general purpose software defined radio program that is compatible with most SDRs including the RTL-SDR. We've posted about it several times before on the blog, however we did not realize...
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Receiving X-Band Images from the Arktika-M1 Arctic Monitoring Satellite
Recently on Twitter @arvedviehweger (Arved) has tweeted that he has successfully received images from the Russian Arctic monitoring satellite known as ARKTIKA-M1, via it's X-band downlink at 7865 MHz....
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LimeSDR Mini 1.0 End of Life, and LimeSDR Mini 2.0 to be Released
The LimeSDR Mini is a sub $200 RX and TX capable SDR with 12-bit ADC, 10 MHz to 3.5 GHz tuning range and up to 40 MHz of live bandwidth. Due to supply chain difficulties sourcing the FPGA used on the...
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