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New Apple iOS (iPhone/iPad) RTL-SDR rtl_tcp Client App in Beta Testing
Over on our forums poster hotpaw2 has released news about his new RTL-SDR app for iOS (iPhones/iPads). If we're not mistaken, this will be the first app that enables RTL-SDR usage on iOS. However, as...
View ArticleViewing Drone Signals with HackRF being used as a Wideband Spectrum Analyzer
Over on his YouTube channel user Andy Clarke has uploaded a video where he demonstrates his HackRF being used as a wideband spectrum analyzer with the HackRF Spectrum Analyzer software. About a year...
View ArticleReal Time Passive Radar Running Native on the ADALM-PLUTO ARM CPU
The ADALM-Pluto (aka PlutoSDR) is a US$149 TX/RX capable SDR that we have posted about several times in the past. It has a tuning range from 70 MHz to 6000 MHz with a bandwidth of up to 56 MHz (with...
View ArticleEnumerating Multiple RTL-SDR Dongles Deterministically for rtl_tcp in Linux
Thanks to user 'luma' on our forums for submitting his technique for managing multiple RTL-SDR dongles on a Linux system. The problem is that rtl_tcp tends to enumerate devices depending on the order...
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Hackaday’s LimeSDR Mini Review
Over on Hackaday author Jenny List has today posted a review of the LimeSDR Mini. The LimeSDR Mini is a US$139 TX/RX capable SDR that was successfully crowd funded and has recently begun shipping to...
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Measuring the Noise Figure of Airspy and HackRF SDRs in Real Time
The Noise Figure (NF) is an important metric for low noise amplifiers and SDRs. It's a measure of how much components in the signal chain degrade the SNR of a signal, so a low noise figure metric...
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Wired Article about Radiosonde (Weather Balloon) Hunting
Wired.com has recently run a short article about Roland F5ZV's hobby of radiosonde hunting. A radiosonde is a small box containing electronic sensors that measure things like wind, temperature,...
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A Discone Antenna Made from 3D Printed Parts and Aluminum Tape
A Discone is a type of antenna that is designed to be resonant over a wide range of frequencies. Most antenna designs only really receive well on a few resonant frequencies, but a Discone is resonant...
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Welle.io DAB Decoder updated to Version 1.0
Welle.io is a Windows/Linux/MacOS/Android/Raspberry Pi compatible DAB and DAB+ broadcast radio decoder which supports RTL-SDR dongles, as well as the Airspy and any dongle supported by SoapySDR. It is...
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Radio Astronomers listen to the Early Universe at 78 MHz with a Dipole and...
Radio astronomers from Arizona State University and MIT have recently observed a predicted radio phenomenon that originates from the very first stars formed in the Universe. Hydrogen tends to emit...
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Raspberry Pi 3 B+ Released: Faster CPU, Faster Networking and Power over...
RTL-SDR dongles and other SDRs are often used on single board computers. These small credit sized computers are powerful enough to run multiple dongles, and run various decoding programs. Currently,...
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Nexmon SDR: Turning a Broadcom 802.11ac WiFi Chip into a TX Capable Software...
Over on GitHub we've recently seen the release of some interesting code called "Nexmon Software Defined Radio" which demonstrates a discovery that allows a Broadcom 802.11ac WiFi chip to be used as a...
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SDR# GPredict Satellite Tracking Plugin
Thanks to Alex for submitting news about his new SDR# plugin called "SDRSharp.GpredictConnector". This plugin allows SDR# to interface with GPredict which is a tool used for tracking the orbit of...
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Developing an Alternative To GPS with a HackRF
The Aerospace Sextant System The LA Times recently ran a story that discussed how vulnerable GPS is to malicious spoofing. This has been well known for a number of years now with researchers having...
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Uniden Announce the SDS100: A Software Defined Handheld Scanner
The Uniden SDS100 Handheld SDR Based Scanner Radio manufacturer Uniden have just released news about their latest product called the SDS100 which is a handheld software defined radio scanner...
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Radio For Everyone: Testing the RTL-SDR.com Triple Filtered ADS-B LNA,...
Akos, author of his blog 'Radio for Everyone' has recently reviewed our new RTL-SDR.com Triple Filtered ADS-B LNA. In the review he compares our ADS-B LNA against another external ADS-B LNA by...
View ArticleVideo Tutorial on Decoding FT-8 and RTTY with an SDRplay RSP1A
Over on YouTube radio content creator Techminds has recently started a series that shows how to decode various signals using an SDR such as the SDRplay RSP1A. The first video explains what FT-8 is and...
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GridTracker Now Available on Windows, Mac and Ubuntu (Debian)
In early February we posted news about the release of a program called GridTracker. GridTracker is a live mapping program for WSJT-X which is a software decoder for low power weak signal ham...
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PiAware Radar – A Traditional Radar-Like Display for ADS-B, and Setting up an...
PiAware Radar is a Python script that connects to your PiAware server and uses the received ADS-B data to display a familiar radar-like display (green circle with rotating radius, and aircraft...
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New SDR# Plugin: Toolbar Menu Plugin
Eddie Mac has just released another useful plugin for SDR# called "Toolbar Plugin". This is an accessibility improvement plugin that simply puts many of the plugin controls on the SDR# toolbar. This...
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