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Blogs and Websites and Groups
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The Power of Shortwave Radio. And, What Gets Lost with Voice of America? - A terrific edition of the "On the Media" program from WNYC Studios about shortwave radio and what we've lost, not just from the cuts to the Voice of Americ...
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Re: Online Circuit Sim - No, it's not any sort of AI, and can't "design" anything for you; not even the simplest circuit. It still requires you to know how the components functi...5 hours ago
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Bashing Metal - In today's world, homebrew frequently uses pre-made circuit boards or that awful ugly unsightly approach with superglue and small copper squares. When I sta...
16 hours ago -
Mexico on Shortwave – Then and Now - by Dan Greenall Back in the early 1970’s, a wide variety of Mexican stations could be heard on shortwave as evidenced by the loggings columns in the SPEEDX...18 hours ago
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Heading to HamX 2025! - As I write this, I’m sitting at Philadelphia International Airport waiting for the last, short leg of my flight to Worcester, Massachusetts. This weekend I...1 day ago
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Project TouCans Back on the Air on the San Juan Bautista National Historic Trail - Project TouCans made it back on the HF airwaves last night! I had forgotten that urban POTAs are kind the epitome of luxury here in San Francisco. On ...2 days ago
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Return of F2 layer propagation to the 28 MHz band - Aug 2025 - For the last few weeks, I have been hearing nothing but European signals on the *28 MHz* (10m) band. This is pretty normal as we're in the Summer Sporadi...
2 days ago -
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N0LX - Episode 529 - Jake Groenhof - N0LX Jake Groenhof, N0LX, discovered amateur radio in the 1960s thanks to his uncle’s impressive home station and his father’...6 days ago
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HRWB 243 - Building Go Kits with Vince VE6LK - In this episode, our very own Vince, VE6LK, walks us through the process of figuring out how to build your go kit. Whether your are building a kit for m...1 week ago
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Reducing RF susceptibility for the HamGadgets "Ultra Pico Keyer" - and mimizing RF issues on portable HF stations in general - *Note: * While this article describes a modification of the Pico Keyer to reduce RF susceptibility, it also talks about methods to minimize/reduce RFI-re...
3 weeks ago -
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The Communicator July - August 2025 - *A Big One to Last the Summer* We're coming up to our club's 50th Anniversary and this is another big issue, with a look back at our history, great article...
1 month ago -
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The "George Batterson 1935 CW QSO Party" - Summary - The first *George Batterson CW QSO Party* has concluded and the results are in! The "*GB*" was introduced to honor George Batterson (W2GB), who along wi...
3 months ago -
KK4DAS MB 20 Transceiver Complete - The MB 20 transceiver is now complete. The rig is a homebrew 10-watt 20-meter SSB transceiver. The VFO module was an ebay purchase of a salvaged Yeasu...
3 months ago -
A Curious 9 MHz Crystal from Mouser Electronics - Just a quick post to share info about a good 9 MHz crystal sold by Mouser Electronics. I last purchased batches of crystals for xtal IF filters back in 2...
5 months ago -
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40m Pelican Case SSB Transceiver - See YouTube channels for details: http://www.youtube.com/c/CharlieMorrisZL2CTM *Test code for the LCD and Si5351* #include ...
7 months ago -
Hollow-State Design, 3rd Edition - Hollow-State Design, 3rd Edition is available from: Lulu Press: tinyurl.com/hollowstatedesign3 eBay: search for “hollow-state design” Electric Radio bookst...10 months ago
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I Finally Bought My Dream Airplane - Aviation has been a love of mine since I was a very little person. Living in Nevada, seeing posters and ads for the Reno Air Races, specifically the Texa...10 months ago
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Landscapes - %BLOGLNK% Landscapes The post Landscapes appeared first on 28° North Sailing.11 months ago
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Daylight Again – An all Analog Radio - What’s all this? In 10 seconds, A high performance, 7MHz, 5 watt SSB rig Draws just 24 mA of current 90 dB dynamic range, 80 dB close-in dynamic range 3D ...3 years ago
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New post: A “Walkie-Talkie” SSB transceiver for 14MHz or the higher RF bands - To access this article, please click link: A “Walkie-Talkie” SSB transceiver for 14MHz or higher rf bands3 years ago
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Other Electronic Projects • Re: Can I normalize both Mono Amp Outputs? - radm49 wrote: ↑ Mon Apr 25, 2022 3:56 am qmavam wrote: ↑ Thu Apr 21, 2022 8:57 pm Yes, you can use a wall wart for power, you might need to add a capacit...3 years ago
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A battery powered 50W 160m AM transceiver for your backpack - This project is a compact 160m AM transceiver capable of up to 50 watts of fuly modulated carrier, designed for portable use. The transmitter portion uses...3 years ago
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Modifications to the Dayton/FDIM-2019 Antuino - The Dayton Antuino has sub-optimal performance. This is a short note on improving it to an 80 db range of measurements. The trouble with Antuino 2.0 (the o...6 years ago
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Raduino as NBFM TX - Here is a neat, 30 minute hack for your Raduino to turn the Si5351 into a pretty stable, solid NBFM transmitter. The hack is to add a varactor diode in ...
7 years ago -
QRP Labs shop! - [image: Shop] All QRP Labs kits may be ordered online securely at the shop, with PayPal payment. *Click here to visit the shop!* *Click!* *Shop! Order...10 years ago
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A 2 Transistor Transmitter Powered From a 9V Battery - A couple of days ago I built a simple 2 transistor transmitter on a small piece of PCB material. I used the style of construction that seems to be becoming...14 years ago
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Hans Summers Homebrew Radio, Electronics and Computing - Radio, Electronics and Computing Projects by Hans Summers I make no claims for technical accuracy, good design, or necessarily even originality for the co...16 years ago
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E. Howard Armstrong on a Czech Stamp
Blog Archive
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2016
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October
(22)
- Hacking the Hackable BITX 40 Module: VFO is the Wa...
- DONE! Jan's AMAZING Mate for the Mighty Midget Re...
- Another Great DSB rig from New Zealand
- I.G.Y., The Nightfly, Donald Fagen, Jean Shepherd ...
- Farhan on What's New in the BITX 40 Module
- VK3HN: SOTA, HB, SSB, and QRP FB!
- Video of BITX 40 Module in receive mode
- A Package from Hyderabad: Farhan's BITX 40 Module ...
- Cool Jazz from New Zealand as Heard on a Homebrew ...
- The Last Hallicrafters Transceiver...REBORN! TWICE!
- Oz Tektronix 'Scope Repair (in Juliano Blue)
- Colin M1BUU's New Receiver Project
- Beautifully Ugly! A Homebrew Receiver from the N...
- Smoke-Free! On the Air with the W1REX Dayton Hamf...
- HB2HB! KW4KD and N2CQR (video)
- The Invention of the Reflectometer: Naval Research...
- From the Wizard of Wimbledon: Matchbox Junkbox Rig
- Update on Farhan's BITX 40 Module
- JH8SST/7's Build of Pete's Simpleceiver
- In De Ether (Short Belgian documentary about ham r...
- From the DSB-SSB Pier In Melbourne, Australia: Sol...
- GW4ZUA's "Let's Build Something" Receiver
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▼
October
(22)
SolderStats
Radio Inventor Stamps
On Page 39 of the Nov-Dec 2024 SARC newsletter "The Communicator"
Very interesting rtx for qrp experimemt. Any test in tx mode? . 73 de ik8yfw
ReplyDeleteI ordered mine on the 15th, hope it gets here soon. I would be curious to see how it works in transmit.
ReplyDeleteJoel
KB6QVI