Category Archives: News

The new LNR Precision LD-11 transceiver is essentially general coverage

[FYI: This is a re-post from my blog, the SWLing Post] A couple weeks ago, LNR Precision sent me their new LD-11 Digital Direct Conversion QRP transceiver on loan for review. The LD-11 is basically a small, tabletop SDR transceiver. It’s … Continue reading

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Heard VK0EK on the radio

[QRPers: Please note that the following is a re-post from my shortwave radio blog, the SWLing Post.] Regular SWLing Post readers know that I’m a ham radio operator (call sign K4SWL). Being a shortwave radio enthusiast, of course, I spend … Continue reading

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LRN Precision announces two new QRP transceivers: the LD-11 and MTR5B

LNR Precision announced two new QRP transceivers this weekend: the MTR5B and LD-11. Below, you can find details I pulled from LNR’s press release and website for both units: The LD-11 The LD-11 is a new 11-band QRP transceiver based … Continue reading

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W1SFR’s New Portable Torsion Bar Key

(Source: W1SFR) New Portable Torsion Bar Key Announced by W1SFR Jan 12, 2016—Sudbury, VT Many of you know W1SFR from the End Fed random wire antennas that have become very popular with QRP ops around the world. The antenna design … Continue reading

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Ten-Tec has a new owner with a long-term vision

Many thanks to several readers who sent a link to this discussion by software engineer, John Henry (KI4JPL) on the Ten-Tec email discussion group: I wanted to bring people up to date on what is happening right now. I had … Continue reading

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Mountain Topper Radio review by G0POT

(Source: Southgate ARC) Michael Sansom G0POT has released a video review of the LNR Precision version of the MTR, Mountain Topper Radio, a three band, CW only, QRP trail friendly transceiver Watch Michael’s Mountain Topper Radio review below: G0POT https://twitter.com/DrOrthogonal

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Scott’s Elecraft KX3 Go-Box

[Note: this article was originally posted on my shortwave radio blog, The SWLing Post.] Many thanks to Scott (AK5SD) who shares the following photos and bill of materials for his custom Elecraft KX3 go-box: Bill of materials The panel was … Continue reading

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New kit by NM0S: the 4S-Tuner/Antenna Coupler

(Via the SWLing Post) Dave Cripe (NM0S) has designed yet another QRP kit for the 4 State QRP Group: the 4S-Tuner/Antenna Coupler. Description (per Four State QRP Group): This excellent random wire antenna tuner is the classic T-Match design which is … Continue reading

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The Siru Innovatios SDR20 multi-touch portable SDR

[Note: this post was originally published on my shortwave radio blog, the SWLing Post.] A few weeks ago, at the Four Days In May conference (held alongside the Dayton Hamvention) I met Jarkko Mäkivaara from the Finnish company Siru. Jarkko was … Continue reading

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RKR Designs have acquired Alpha Amplifier and TEN-TEC brands

(Source: TEN-TEC Press Release) (April 2, 2015) RKR Designs, LLC of Longmont Colorado has announced that they have acquired the assets of Alpha Amplifier and TEN-TEC brands from RF Concepts. RKR plans to expand the product line, while continuing to … Continue reading

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