Category Archives: Homebrew

The Hermes-Lite SDR: an open source QRP transceiver based on a broadband modem chip

Note: This is a cross-post from the SWLing Post. Many thanks to Pete (WB9FLW), who shares the following: Don’t know if you are familiar with this project, a full blown 5 watt HF SDR Transceiver for less than $300! No … Continue reading

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How To Convert QRP Labs QCX Transceiver to SSB

Many thanks to Pete (WB9FLW) who shares the following: This is truly amazing, Guino PE1NNZ has converted the QRP Labs $49 CW Transceiver to SSB. Not much to add, a ATMEGA328P plus some firmware and a few component value changes … Continue reading

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New Product: Kev-Flex Stealth Kevlar Antenna Wire

My good friend David Cripe (NMOS) has recently informed me about a new product he’s offering to the radio community via his eBay store: Kev-Flex Stealth Kevlar Antenna Wire. Kev-Flex looks like a superb option for field antennas of all … Continue reading

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A Simple and Low Cost FT8 Transceiver

Many thanks to Pete (WB9FLW) who writes: Adam Rong BD6CR has designed a simple DSB Transceiver for FT8. Crystals are available for 7.074 MHz. and 14.070 MHz (which can be “pulled” with a trimmer to 14.074 MHz). Using only 4 … Continue reading

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Bill’s 1 Watt Wood Box QRP Beacon

Many thanks to Bill (AA0RQ) who writes: I’m running an attended beacon on 7041.8 kHz–the ID is VVV de AA0RQ/B AA0RQ/B AA0RQ/B 1 watt… Often after running the beacon I plug the beacon crystal into the little 6L6 single tube … Continue reading

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micro-BITX: a homebrew general coverage SSB/CW QRP transceiver

Many thanks to Pete (WB9FLW) who shares the following: Farhan VU2ESE Does It Again! http://www.phonestack.com/farhan/ubitx/ubitx.html A compact 10 watts, easy to build, general coverage SSB/CW transceiver for HF bands Homebrewers have traditionally avoided making multiband transceivers as they can get extremely … Continue reading

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Build a cardboard stand for the Elecraft KX3

Many thanks to Tomasz Pabich (SP7Q) for sharing his simple Instructables project for the Elecraft KX3: a cardboard stand. Click here to view on Instructables. I love how simple and affordable this project is! Thanks for sharing, Tomasz!

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Four Days In May: A look back at FDIM 2012…

One of the highlights of my trip to the Dayton Hamvention last year was attending evenings at Four Days in May (FDIM), a QRP convention sponsored by the QRP ARCI that rather conveniently coincides with the Dayton Hamvention, which I try to … Continue reading

Posted in Conferences, CW, Events, FDIM, Hams, Hamvention, Homebrew, People, QRP | Tagged , , , , | 3 Comments

Harold’s JA7HJ tower was not your average tower

I meet some very interesting people in radio circles.  My friend Harold Johnson (W4ZCB) is undoubtedly one of them. Last year at my local ham radio/DXer club meeting, members were asked to bring photos of shacks and rigs, and describe … Continue reading

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Author interview: Dennis Blanchard’s (K1YPP) “Three Hundred Zeroes: Lessons of the Heart on the Appalachian Trail”

This year, at the Four Days in May (FDiM) Dayton QRP gathering, I had the pleasure of meeting Dennis Blanchard (K1YPP) and his wife, Jane, as Blanchard signed copies of his book, Three Hundred Zeroes: Lessons of the Heart on the … Continue reading

Posted in Homebrew, Interviews, Kits, Portable, QRP, QRPers, Reviews | Tagged , , , , , , , , , , , | 5 Comments