Frugal Radio: SDR Guide Ep 6 – Trunk Tracking Public Safety Systems with...
In this episode of Frugal Radio's ongoing SDR Guide videos Rob demonstrates how he uses Unitrunker and SDR Trunk with SDRs like an RTL-SDR to monitor Public Safety networks in his area. Rob writes:...
View ArticleEtherify: Transmitting Morse Code via Raspberry Pi Ethernet RF Leakage
Over on his blog SQ5BPF has been documenting a TEMPEST experiment where he's been able to transmit data via RF being leaked from a Raspberry Pi's Ethernet connection. The idea was born when he found...
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Hack Chat: Learning SDR and DSP with Marc Lichtman
On Wednesday Nov 11 Noon Pacific time, Hackaday will hold a hack chat (group text chat session) with Marc Lictman, author of the free online book "PySDR: A Guide to SDR and DSP using Python". We posted...
View ArticleAndreas Spiess Tracks Weather Balloons with a TTGO LoRa Board and RTL-SDR
Earlier in August we posted about radiosondy.info and the MySondy radiosonde receiver. Radiosondy.info is an internet service that aggregates radiosonde weather balloon data received and decoded by...
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Radio Spectrum Analysis in Virtual Reality with an RTL-SDR and Google Cardboard
Thank you to José Carlos Rueda for submitting his project called "a-radio: a web virtual reality radio power spectrum analyzer". The idea behind the project is to first use an RTL-SDR together with...
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A 3D Printed Automatically Adjusting Linear Antenna Array for KerberosSDR...
Over on GitLab Josh Conway has released a design for an automatically adjusting antenna array which can be used with radio direction finding capable SDRs like our KerberosSDR. KerberosSDR is a SDR...
View ArticleFrugal Radio: Sharing One Antenna with Fifteen Receivers
In his latest video Frugal Radio shows how he shares one antenna with fifteen SDR and scanner receivers using two splitters/multicouplers. He explains that he uses a low cost $35 second hand 1->8...
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DF Aggregator: New Software for Networked Radio Direction Finding with...
Over on GitHub Corey (ckoval7) has released a new open source radio direction program called "DF Aggregator". This software is able to receive bearings and locations from multiple remotely networked...
View ArticleVideo Tutorial on Debugging RF Emissions on a Circuit Board with an RTL-SDR
Over on the Hackaday YouTube channel a video by Alex Whittemore has been uploaded showing how to do some basic RF emissions debugging. When creating electronic products it's important to ensure that...
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FengYun-2H/G Geostationary Weather Satellite Now Decodable with 120cm Dish...
Hot on the heels of the GOES-13 weather satellite decoder that we posted about a few days ago, @aang254 has just released a new RTL-SDR compatible decoder for the FengYun-2H, 2G and possibly 2E...
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RTL-SDR Blog Black Friday Sale Discounts On: RTL-SDR V3, YouLoop, QO-100...
We're holding our first black friday week sale with 6% to 30% off selected products! Only until Sunday, and orders are subject to stock levels and possible back ordering if stocks sell out. Sale is...
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AirNav 20% Off ADS-B Hardware Black Friday/Cyber Monday
AirNav is the company behind RadarBox24.com, a flight data aggregation service similar to sites like FlightAware.com and FlightRadar24.com. RTL-SDR hardware is typically used to receive ADS-B, and like...
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JR Magnetics Small Ultra Wide Band 750 MHz to 6 GHz Antenna for SDRs on...
John from JR Magnetics has written in and wanted to share his Kickstarter for a US$50 ultra wide band antenna that he has designed. The size is a just little bit bigger than two credit cards and the...
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Job’s Radio Telescope: Hydrogen Line Northern Sky Survey with RTL-SDR
We've posted about Job Geheniau's RTL-SDR radio telescope a few times in the past [1] [2] [3], and every time his results improve. This time is no exception as he's created his highest resolution radio...
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Simple DMR Plugin for SDR# Now Available
Vasili from rtl-sdr.ru has recently released a simple DMR decoder plugin for SDR# to go along with his simple dPMR and TETRA decoders that we posted about earlier. Simple DMR decoder. No external...
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Etherify 4: Using PC Ethernet RF Leakage to Transmit QRSS CW
Recently we've posted about Etherify a few times, mostly about how the unintentional RF leakage from the Raspberry Pi 4 Ethernet hardware is really strong and can be modulated to transmit data. In one...
View ArticleFrugal Radio: SDR Guide Ep 7 – Trunk DMR & NXDN digital with DSDPlus and One...
In this episode of Frugal Radio's ongoing SDR guide videos Rob demonstrates how you can use an RTL-SDR with DSDPlus to monitor DMR and NXDN digital voice radio communications. Rob writes: With a simple...
View ArticleSteve Mould Hacks Into his Car with a HackRF
Over on YouTube popular science content creator Steve Mould has uploaded a video showing how he was able to open his own car using a HackRF software defined radio. In the video Steve first uses the...
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DSDPlusUI Now Available as a Plugin for SDR#
At the beginning of 2020 Annunaki (@StupotSinders) released his third party user interface for DSDPlus. DSDPlus is a digital speech decoder capable of decoding protocols such as P25 P1, DMR, NXDN and...
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Gorizont-RTLSDR Linux Distro Updated to V2.0.3
Gorizont-RTLSDR is an RTL-SDR focussed Linux distribution based on Xubuntu 20.04 LTS. Recently it was updated to V2.0.3. The creator Steve Cox writes: New release and upgrade of gorizont linux, v...
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