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Blogs and Websites and Groups
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Finally some things going in the right direction. - This is not a statement about the current administration but rather about some events I have been subjected to in the last several months. Finally, my pass...
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Trip Report: Road to Hamvention 2025 and Four Days in May - I’ve got a few quiet moments this morning as I sit in the dining room of our hotel in downtown Dayton, Ohio. It’s peaceful here—no one else is around, and ...4 hours ago
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Can you identify this radio from the movie “Laura”? - Many thanks to SWLing Post contributor Perry Lusk, who writes: Here’s my contribution to radios found in movies: In the 1944 movie “Laura” what appears to ...7 hours ago
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Can a Rockmite RTTY? Rapid Prototyping with ChatGPT - Can a RockMite send RTTY without a modification? Maybe. There are are two reasons it might not be able to. First, the keyer might not quite work the wa...
2 days ago -
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QRP-Labs QMX excellent for portable operations - I've been staying in Tasmania this week, on the north coast, near Devonport and naturally I wanted to bring some sort of radio gear along. The QRP-Labs QMX...
2 days ago -
FM radio stations on the Azores heard in Newfoundland - 13th May 2025 - On the 13th of May 2025, FM DXer Larry Horlick, VO1FOG in Newfoundland managed to log quite a number of FM radio stations from the Azore Islands. The sta...
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HRWB 235 - Ham Radio Reviews and Buying Used Gear - In this episode, our resident expert on writing ham radio gear reviews, Thomas, K4SWL, walks us through the process of writing a good ham radio review. ...1 week ago
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AB4WS - Episode 525 - Jack Prindle - AB4WS Jack Prindle AB4WS, had an early interest in AM broadcast radio, evolving to scanner listening to public safety in his n...1 week 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...
1 week 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...
1 week ago -
Refurbishing a CIR Astro 200 HF amateur band transceiver - *The Astro 200* The CIR Industries Astro 200 is a compact, synthesized 100 watt HF transceiver from the mid-late 1970s that covers the 80, 40, 20, 15 and...
2 weeks ago -
The Communicator May-June 2025 - *Another full issue* Its a big issue, and great articles, along with our regular columnists. Now read in over 165 countries, this issue brings you 120+ pag...
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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...
1 month ago -
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The Decade MS-100 – A Certified Part 15 FM Transmitter - My continued apologies to long-term blog readers, most of whom are probably more interested in posts detailing my builds of QRP ham radio projects. This wi...
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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 ...
3 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...7 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...7 months ago
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Landscapes - %BLOGLNK% Landscapes The post Landscapes appeared first on 28° North Sailing.8 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 ...2 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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Digi-chirp! Digital synthesis of ‘nostalgic’ CW - The bottom ends of 80, 40 and 20m are not what they used to be. For starters, the busiest part is the digital segment where computers talk to computers – l...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...5 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...9 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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December
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- Troubleshooting Apollo: 23 MHz Crystals in a NAS...
- McCoy SSB Crystal Filters (1963) -- But Apparentl...
- My Kind of Chip: A Homebrew Discrete 555 Timer Bu...
- How to Fix the Spur Problem in my 17 Meter SSB Tra...
- A Christmas Story: Mike AA1TJ Builds Receiver for...
- A Nice Christmas Gift Out of French Guiana -- The ...
- The (Real) Solar Flare of August 1972 in Cixin Liu...
- On 17 meter CW from Santo Domingo with a uBITX
- Ryan's New Prototyping Board
- The Story of OSCAR 1, The First Ham Satellite
- Hack-a-Day: Has DIY become Click-and-Buy?
- The Lamakaan Annual Radio Convention Starts Today!
- Where is Sunspot Cycle 25?
- Bluetooth, Winston Churchill, The Speed of Light, ...
- Barrie Gilbert and Tinkering, Surplus, and the Vis...
- Junk Box Sideband from the Azores (2004 QST Article)
- Early Radio in New Zealand, and "The Knack"
- Jack NG2E's Winter SOTA Marathon in the Shenandoah
- Dean's Supercharged, 16-Watt, Furlough 2040, Simpl...
- A Great Morning on the Old Military Radio Net: AB...
- Alan Wolke W2AEW: YouTube Silver Play Button Award...
- Peter Parker VK3YE Inducted Into QRP Hall of Fame
- KI4IO in India and Nepal, and Discrete Homebrew Gi...
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SolderStats
Radio Inventor Stamps
On Page 39 of the Nov-Dec 2024 SARC newsletter "The Communicator"
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