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Fenu Radio Reviews the Airspy HF+ Discovery
The Airspy HF+ Discovery is a smaller, lighter and improved version of the Airspy HF+ which is an HF and VHF SDR with very high dynamic range. The Discovery builds on the HF+ by adding low loss...
View ArticleSDRplay RSPDuo Diversity: Combing a Magnetic Loop and Miniwhip Antenna
The SDRplay team have posted some more videos that demonstrate the SDRplay Duo's diversity function. The SDRplay RSPDuo is a 14-bit dual tuner software defined radio capable of tuning between 1 kHz - 2...
View ArticlePEPYSCOPE: A Simple Panadapter for HF Radios using RTL-SDR Direct Sampling
Over on GitHub user mcogoni (Marco/IS0KYB) has recently released a new program called Pepyscope. Pepyscope is a simple and fast panadapter application that is designed to be used with direct sampling...
View ArticleAirspy HF+ Discovery: Collection of Tests and Reviews
The Airspy HF+ Discovery is a new US$169 software defined radio that recently began shipping. On HF it can tune from 0.5 kHz to 31 MHz, and on VHF from 60 to 260 MHz. It is advertised as having...
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Hermes Lite 2 HF Amateur Radio SDR Group Buy Now Active
The Hermes Lite 2 (HL2) amateur radio direct sampling HF SDR transceiver board is now active for a group buy over on Makerfabs. The price is $225.70, and there need to be 25 orders before the group buy...
View ArticleTesting Version Two of the NooElec Balun One Nine
Over on YouTube two reviewers have just uploaded videos showing off version two of the NooElec Balun One Nine. Version one of the Balun One Nine is a balun transformer that can be used with long wire...
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Reviews of the Low Cost MLA-30 Wide Band HF Magnetic Loop Antenna
Recently Chinese manufacturers have begun producing a low cost wide band (100 kHz - 30 MHz) magnetic loop HF antenna known as the MLA-30. The loop can be found on eBay for under US$45 with free...
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G8JNJ Reverse Engineers and Reviews the MLA-30 HF Loop Antenna
Last month we posted a collection of reviews about the MLA-30 which is a budget magnetic loop antenna designed for receiving HF signals. The overall consensus from the reviews was that it worked...
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An Active Low Cost HF Loop Antenna Made in the UK
Cross Country Wireless is a UK based company that has created an active HF loop antenna for only $70 USD including international shipping. The loop appears to have already been for sale for a while...
View ArticleThe Malachite-DSP: A $195 Russian Made Portable Wideband SDR Receiver with...
Over on the SWLing.com blog we've seen news about the release of a new Russian designed and made portable software defined radio called the "Malachite-DSP". The Malachite-DSP is an "all-in-one"...
View ArticleComparing Four Wideband Magnetic Loop Antennas on HF with an SDRplay RSPduo
Over on YouTube the Scanner and Sdr Radio channel has uploaded a video comparing four different brands of HF wideband loop antennas using an SDRplay RSPduo. The loops he tested include the cheap...
View ArticleDecoding Differential GPS (DGPS) with an RSPdx and MultiPSK
Over on YouTube the TechMinds channel has uploaded a new video about decoding Differential GPS (DGPS) using an SDRplay RSPdx SDR. DGPS is a terrestrially transmitted long wave signal that is used to...
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Using an RTL-SDR Blog V3 in Direct Sampling Mode to Receive HF DRM on an...
Over on the SWLing blog contributor Dan Van Hoy wrote in and shared a report on how he's successfully been able to receive HF DRM 30 digital audio with an RTL-SDR Blog V3 dongle running in direct...
View ArticleA Neat HF SDR Receiver made from an Audio Reverb Chip
Over on his blog, Ray Ring has posted about his neat little "Mini SDRadio" made from an Si5351 clock generator and a FV-1 reverb audio processor chip. The Spin Semiconductor FV-1 is a digital reverb...
View ArticleTechminds Reviews a HF RX SWL Antenna for Small Spaces and Apartments
Over on his YouTube channel TechMinds has uploaded a video reviewing the X1-HF 1 - 50 MHz Trapped Coil Receiving antenna from Moonraker.eu which goes for £69.95. This is a small electrically short...
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Building an Underground Earth Probe Antenna for 0 – 14 MHz TX/RX
Thank you to Jean-Marie Polard (F5VLB) for letting us know about his work in creating underground "earth probe" antennas that work for both RX and TX between 0 - 14 MHz, and are especially good at VLF...
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YouLoop Portable Passive HF/VHF Loop Antenna now Available in our Store
We have recently been able to obtain a small number of YouLoop HF/VHF portable receive only passive antennas that were produced by the owner of Airspy. The YouLoop is available in our store priced at...
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YouLoop Batch 2 Available for Pre-Order: Estimated Shipping in One Week
A few days ago we posted about our release of the first batch of YouLoop passive HF/VHF loop antenna kits. We underestimated the demand and sold out of kits in less than a day! We now have a second...
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The SWLing Post Reviews the YouLoop Passive Loop Antenna
Over on the SWLing (Short Wave Listening) Post blog Thomas has just uploaded his review of the YouLoop in a post titled "The Airspy Youloop is a freaking brilliant passive loop antenna". If you weren't...
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The K-180WLA: A New Low Cost Battery Powered Active Loop Antenna
We've recently seen a few submissions about a new low cost active magnetic loop antenna called the K-180WLA which sells for around US$50 - US$60 over on eBay and Aliexpress. While it appears to be very...
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